/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 23:06:26,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 23:06:26,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 23:06:26,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 23:06:26,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 23:06:26,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 23:06:26,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 23:06:26,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 23:06:26,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 23:06:26,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 23:06:26,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 23:06:26,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 23:06:26,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 23:06:26,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 23:06:26,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 23:06:26,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 23:06:26,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 23:06:26,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 23:06:26,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 23:06:26,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 23:06:26,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 23:06:26,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 23:06:26,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 23:06:26,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 23:06:26,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 23:06:26,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 23:06:26,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 23:06:26,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 23:06:26,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 23:06:26,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 23:06:26,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 23:06:26,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 23:06:26,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 23:06:26,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 23:06:26,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 23:06:26,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 23:06:26,913 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 23:06:26,949 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 23:06:26,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 23:06:26,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 23:06:26,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 23:06:26,956 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 23:06:26,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 23:06:26,956 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 23:06:26,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 23:06:26,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 23:06:26,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 23:06:26,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 23:06:26,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 23:06:26,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 23:06:26,958 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 23:06:26,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 23:06:26,958 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 23:06:26,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 23:06:26,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 23:06:26,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 23:06:26,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 23:06:26,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 23:06:26,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 23:06:26,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 23:06:26,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 23:06:26,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 23:06:26,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 23:06:26,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 23:06:26,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 23:06:26,964 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 23:06:26,964 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 23:06:27,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 23:06:27,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 23:06:27,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 23:06:27,256 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 23:06:27,257 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 23:06:27,258 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2020-07-17 23:06:27,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27ead79e8/8d47d51e3f5042f2bfa9bdb632566c4d/FLAGb55801815 [2020-07-17 23:06:27,958 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 23:06:27,959 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2020-07-17 23:06:27,973 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27ead79e8/8d47d51e3f5042f2bfa9bdb632566c4d/FLAGb55801815 [2020-07-17 23:06:28,193 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27ead79e8/8d47d51e3f5042f2bfa9bdb632566c4d [2020-07-17 23:06:28,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 23:06:28,209 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 23:06:28,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 23:06:28,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 23:06:28,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 23:06:28,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:06:28" (1/1) ... [2020-07-17 23:06:28,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24ec1863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:06:28, skipping insertion in model container [2020-07-17 23:06:28,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:06:28" (1/1) ... [2020-07-17 23:06:28,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 23:06:28,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 23:06:28,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 23:06:28,963 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 23:06:29,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 23:06:29,163 INFO L208 MainTranslator]: Completed translation [2020-07-17 23:06:29,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:06:29 WrapperNode [2020-07-17 23:06:29,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 23:06:29,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 23:06:29,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 23:06:29,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 23:06:29,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:06:29" (1/1) ... [2020-07-17 23:06:29,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:06:29" (1/1) ... [2020-07-17 23:06:29,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:06:29" (1/1) ... [2020-07-17 23:06:29,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:06:29" (1/1) ... [2020-07-17 23:06:29,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:06:29" (1/1) ... [2020-07-17 23:06:29,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:06:29" (1/1) ... [2020-07-17 23:06:29,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:06:29" (1/1) ... [2020-07-17 23:06:29,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 23:06:29,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 23:06:29,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 23:06:29,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 23:06:29,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:06:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 23:06:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 23:06:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 23:06:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-17 23:06:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 23:06:29,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 23:06:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-07-17 23:06:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-07-17 23:06:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2020-07-17 23:06:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-17 23:06:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-17 23:06:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure read [2020-07-17 23:06:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure write [2020-07-17 23:06:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2020-07-17 23:06:29,387 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2020-07-17 23:06:29,387 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2020-07-17 23:06:29,388 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-07-17 23:06:29,388 INFO L130 BoogieDeclarations]: Found specification of procedure check [2020-07-17 23:06:29,389 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 23:06:29,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 23:06:29,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 23:06:31,424 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 23:06:31,424 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-17 23:06:31,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:06:31 BoogieIcfgContainer [2020-07-17 23:06:31,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 23:06:31,433 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 23:06:31,433 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 23:06:31,436 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 23:06:31,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 11:06:28" (1/3) ... [2020-07-17 23:06:31,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c7f4c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:06:31, skipping insertion in model container [2020-07-17 23:06:31,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:06:29" (2/3) ... [2020-07-17 23:06:31,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c7f4c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:06:31, skipping insertion in model container [2020-07-17 23:06:31,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:06:31" (3/3) ... [2020-07-17 23:06:31,440 INFO L109 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2020-07-17 23:06:31,451 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 23:06:31,460 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 23:06:31,475 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 23:06:31,502 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 23:06:31,502 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 23:06:31,503 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 23:06:31,503 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 23:06:31,503 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 23:06:31,503 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 23:06:31,503 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 23:06:31,503 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 23:06:31,535 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states. [2020-07-17 23:06:31,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-07-17 23:06:31,554 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:06:31,555 INFO L422 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] [2020-07-17 23:06:31,556 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:06:31,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:06:31,565 INFO L82 PathProgramCache]: Analyzing trace with hash -1777408137, now seen corresponding path program 1 times [2020-07-17 23:06:31,575 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:06:31,575 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967422413] [2020-07-17 23:06:31,576 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:06:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:06:32,582 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-17 23:06:32,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:06:32,633 INFO L280 TraceCheckUtils]: 0: Hoare triple {345#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {339#true} is VALID [2020-07-17 23:06:32,633 INFO L280 TraceCheckUtils]: 1: Hoare triple {339#true} assume true; {339#true} is VALID [2020-07-17 23:06:32,634 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {339#true} {339#true} #1358#return; {339#true} is VALID [2020-07-17 23:06:32,645 INFO L263 TraceCheckUtils]: 0: Hoare triple {339#true} call ULTIMATE.init(); {345#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:06:32,645 INFO L280 TraceCheckUtils]: 1: Hoare triple {345#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {339#true} is VALID [2020-07-17 23:06:32,646 INFO L280 TraceCheckUtils]: 2: Hoare triple {339#true} assume true; {339#true} is VALID [2020-07-17 23:06:32,646 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {339#true} {339#true} #1358#return; {339#true} is VALID [2020-07-17 23:06:32,646 INFO L263 TraceCheckUtils]: 4: Hoare triple {339#true} call #t~ret30 := main(); {339#true} is VALID [2020-07-17 23:06:32,647 INFO L280 TraceCheckUtils]: 5: Hoare triple {339#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {339#true} is VALID [2020-07-17 23:06:32,648 INFO L280 TraceCheckUtils]: 6: Hoare triple {339#true} assume !(0 == ~init__r121~0 % 256);~init__tmp~0 := 1; {339#true} is VALID [2020-07-17 23:06:32,648 INFO L280 TraceCheckUtils]: 7: Hoare triple {339#true} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {339#true} is VALID [2020-07-17 23:06:32,648 INFO L280 TraceCheckUtils]: 8: Hoare triple {339#true} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {339#true} is VALID [2020-07-17 23:06:32,649 INFO L280 TraceCheckUtils]: 9: Hoare triple {339#true} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {339#true} is VALID [2020-07-17 23:06:32,649 INFO L280 TraceCheckUtils]: 10: Hoare triple {339#true} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {339#true} is VALID [2020-07-17 23:06:32,649 INFO L280 TraceCheckUtils]: 11: Hoare triple {339#true} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {339#true} is VALID [2020-07-17 23:06:32,650 INFO L280 TraceCheckUtils]: 12: Hoare triple {339#true} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {339#true} is VALID [2020-07-17 23:06:32,650 INFO L280 TraceCheckUtils]: 13: Hoare triple {339#true} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {339#true} is VALID [2020-07-17 23:06:32,651 INFO L280 TraceCheckUtils]: 14: Hoare triple {339#true} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {339#true} is VALID [2020-07-17 23:06:32,651 INFO L280 TraceCheckUtils]: 15: Hoare triple {339#true} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {339#true} is VALID [2020-07-17 23:06:32,651 INFO L280 TraceCheckUtils]: 16: Hoare triple {339#true} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {339#true} is VALID [2020-07-17 23:06:32,652 INFO L280 TraceCheckUtils]: 17: Hoare triple {339#true} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {339#true} is VALID [2020-07-17 23:06:32,652 INFO L280 TraceCheckUtils]: 18: Hoare triple {339#true} assume ~id1~0 != ~id2~0; {339#true} is VALID [2020-07-17 23:06:32,652 INFO L280 TraceCheckUtils]: 19: Hoare triple {339#true} assume ~id1~0 != ~id3~0; {339#true} is VALID [2020-07-17 23:06:32,652 INFO L280 TraceCheckUtils]: 20: Hoare triple {339#true} assume ~id2~0 != ~id3~0; {339#true} is VALID [2020-07-17 23:06:32,653 INFO L280 TraceCheckUtils]: 21: Hoare triple {339#true} assume ~id1~0 >= 0; {339#true} is VALID [2020-07-17 23:06:32,653 INFO L280 TraceCheckUtils]: 22: Hoare triple {339#true} assume ~id2~0 >= 0; {339#true} is VALID [2020-07-17 23:06:32,653 INFO L280 TraceCheckUtils]: 23: Hoare triple {339#true} assume ~id3~0 >= 0; {339#true} is VALID [2020-07-17 23:06:32,654 INFO L280 TraceCheckUtils]: 24: Hoare triple {339#true} assume 0 == ~r1~0; {339#true} is VALID [2020-07-17 23:06:32,654 INFO L280 TraceCheckUtils]: 25: Hoare triple {339#true} assume 0 == ~r2~0; {339#true} is VALID [2020-07-17 23:06:32,655 INFO L280 TraceCheckUtils]: 26: Hoare triple {339#true} assume 0 == ~r3~0; {339#true} is VALID [2020-07-17 23:06:32,655 INFO L280 TraceCheckUtils]: 27: Hoare triple {339#true} assume ~max1~0 == ~id1~0; {339#true} is VALID [2020-07-17 23:06:32,655 INFO L280 TraceCheckUtils]: 28: Hoare triple {339#true} assume ~max2~0 == ~id2~0; {339#true} is VALID [2020-07-17 23:06:32,656 INFO L280 TraceCheckUtils]: 29: Hoare triple {339#true} assume ~max3~0 == ~id3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,657 INFO L280 TraceCheckUtils]: 30: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st1~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,658 INFO L280 TraceCheckUtils]: 31: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,658 INFO L280 TraceCheckUtils]: 32: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,659 INFO L280 TraceCheckUtils]: 33: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl1~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,660 INFO L280 TraceCheckUtils]: 34: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,661 INFO L280 TraceCheckUtils]: 35: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,661 INFO L280 TraceCheckUtils]: 36: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~mode1~0 % 256; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,662 INFO L280 TraceCheckUtils]: 37: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~mode2~0 % 256; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,663 INFO L280 TraceCheckUtils]: 38: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~mode3~0 % 256; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,664 INFO L280 TraceCheckUtils]: 39: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~newmax1~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,664 INFO L280 TraceCheckUtils]: 40: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~newmax2~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,665 INFO L280 TraceCheckUtils]: 41: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,666 INFO L280 TraceCheckUtils]: 42: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 != ~main__i2~0;~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__i2~0 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,667 INFO L280 TraceCheckUtils]: 43: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,668 INFO L280 TraceCheckUtils]: 44: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode1~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,668 INFO L280 TraceCheckUtils]: 45: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,669 INFO L280 TraceCheckUtils]: 46: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep12~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,670 INFO L280 TraceCheckUtils]: 47: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep13~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,671 INFO L280 TraceCheckUtils]: 48: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,671 INFO L280 TraceCheckUtils]: 49: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode2~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,672 INFO L280 TraceCheckUtils]: 50: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r2~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,673 INFO L280 TraceCheckUtils]: 51: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep21~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,673 INFO L280 TraceCheckUtils]: 52: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep23~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,674 INFO L280 TraceCheckUtils]: 53: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,675 INFO L280 TraceCheckUtils]: 54: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode3~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,676 INFO L280 TraceCheckUtils]: 55: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r3~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,676 INFO L280 TraceCheckUtils]: 56: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep31~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,677 INFO L280 TraceCheckUtils]: 57: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep32~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,678 INFO L280 TraceCheckUtils]: 58: Hoare triple {344#(= ~max3~0 ~id3~0)} ~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 ~check__tmp~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,679 INFO L280 TraceCheckUtils]: 59: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,680 INFO L280 TraceCheckUtils]: 60: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~nl1~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,680 INFO L280 TraceCheckUtils]: 61: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st2~0 + ~nl2~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,681 INFO L280 TraceCheckUtils]: 62: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st3~0 + ~nl3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,682 INFO L280 TraceCheckUtils]: 63: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,682 INFO L280 TraceCheckUtils]: 64: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,683 INFO L280 TraceCheckUtils]: 65: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,684 INFO L280 TraceCheckUtils]: 66: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,685 INFO L280 TraceCheckUtils]: 67: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,686 INFO L280 TraceCheckUtils]: 68: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,686 INFO L280 TraceCheckUtils]: 69: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,687 INFO L280 TraceCheckUtils]: 70: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,688 INFO L280 TraceCheckUtils]: 71: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,689 INFO L280 TraceCheckUtils]: 72: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep21~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,689 INFO L280 TraceCheckUtils]: 73: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep31~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,690 INFO L280 TraceCheckUtils]: 74: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax1~0 := ~node1__newmax~1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,691 INFO L280 TraceCheckUtils]: 75: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,692 INFO L280 TraceCheckUtils]: 76: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,692 INFO L280 TraceCheckUtils]: 77: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep12~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,693 INFO L280 TraceCheckUtils]: 78: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep32~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,694 INFO L280 TraceCheckUtils]: 79: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax2~0 := ~node2__newmax~1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,695 INFO L280 TraceCheckUtils]: 80: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,696 INFO L280 TraceCheckUtils]: 81: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,697 INFO L280 TraceCheckUtils]: 82: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep13~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,698 INFO L280 TraceCheckUtils]: 83: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep23~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,698 INFO L280 TraceCheckUtils]: 84: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax3~0 := ~node3__newmax~1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,699 INFO L280 TraceCheckUtils]: 85: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(2 == ~r3~0);~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 ~check__tmp~1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,700 INFO L280 TraceCheckUtils]: 86: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,701 INFO L280 TraceCheckUtils]: 87: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~nl1~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,701 INFO L280 TraceCheckUtils]: 88: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st2~0 + ~nl2~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,702 INFO L280 TraceCheckUtils]: 89: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st3~0 + ~nl3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,703 INFO L280 TraceCheckUtils]: 90: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,703 INFO L280 TraceCheckUtils]: 91: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,704 INFO L280 TraceCheckUtils]: 92: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,705 INFO L280 TraceCheckUtils]: 93: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,706 INFO L280 TraceCheckUtils]: 94: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,706 INFO L280 TraceCheckUtils]: 95: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,707 INFO L280 TraceCheckUtils]: 96: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,708 INFO L280 TraceCheckUtils]: 97: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,709 INFO L280 TraceCheckUtils]: 98: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode1~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,709 INFO L280 TraceCheckUtils]: 99: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,710 INFO L280 TraceCheckUtils]: 100: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep12~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,711 INFO L280 TraceCheckUtils]: 101: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep13~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,712 INFO L280 TraceCheckUtils]: 102: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,712 INFO L280 TraceCheckUtils]: 103: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode2~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,713 INFO L280 TraceCheckUtils]: 104: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r2~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,714 INFO L280 TraceCheckUtils]: 105: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep21~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,715 INFO L280 TraceCheckUtils]: 106: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep23~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,715 INFO L280 TraceCheckUtils]: 107: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,716 INFO L280 TraceCheckUtils]: 108: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode3~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,717 INFO L280 TraceCheckUtils]: 109: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r3~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,718 INFO L280 TraceCheckUtils]: 110: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep31~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,718 INFO L280 TraceCheckUtils]: 111: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep32~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,719 INFO L280 TraceCheckUtils]: 112: Hoare triple {344#(= ~max3~0 ~id3~0)} ~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 ~check__tmp~2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,720 INFO L280 TraceCheckUtils]: 113: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,721 INFO L280 TraceCheckUtils]: 114: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~nl1~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,721 INFO L280 TraceCheckUtils]: 115: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st2~0 + ~nl2~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,722 INFO L280 TraceCheckUtils]: 116: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st3~0 + ~nl3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,723 INFO L280 TraceCheckUtils]: 117: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,724 INFO L280 TraceCheckUtils]: 118: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,724 INFO L280 TraceCheckUtils]: 119: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,725 INFO L280 TraceCheckUtils]: 120: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,726 INFO L280 TraceCheckUtils]: 121: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,726 INFO L280 TraceCheckUtils]: 122: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,727 INFO L280 TraceCheckUtils]: 123: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,728 INFO L280 TraceCheckUtils]: 124: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,729 INFO L280 TraceCheckUtils]: 125: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,729 INFO L280 TraceCheckUtils]: 126: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep21~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,730 INFO L280 TraceCheckUtils]: 127: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep31~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,731 INFO L280 TraceCheckUtils]: 128: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax1~0 := ~node1__newmax~3; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,731 INFO L280 TraceCheckUtils]: 129: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 2 == ~r1~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,732 INFO L280 TraceCheckUtils]: 130: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~max1~0 == ~id1~0;~st1~0 := 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,733 INFO L280 TraceCheckUtils]: 131: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,734 INFO L280 TraceCheckUtils]: 132: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,734 INFO L280 TraceCheckUtils]: 133: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep12~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,735 INFO L280 TraceCheckUtils]: 134: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep32~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,736 INFO L280 TraceCheckUtils]: 135: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax2~0 := ~node2__newmax~3; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,736 INFO L280 TraceCheckUtils]: 136: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 2 == ~r2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,737 INFO L280 TraceCheckUtils]: 137: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~max2~0 == ~id2~0;~st2~0 := 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,738 INFO L280 TraceCheckUtils]: 138: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,739 INFO L280 TraceCheckUtils]: 139: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,739 INFO L280 TraceCheckUtils]: 140: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep13~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,740 INFO L280 TraceCheckUtils]: 141: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep23~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,741 INFO L280 TraceCheckUtils]: 142: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax3~0 := ~node3__newmax~3; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,742 INFO L280 TraceCheckUtils]: 143: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 2 == ~r3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-17 23:06:32,742 INFO L280 TraceCheckUtils]: 144: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~max3~0 == ~id3~0);~nl3~0 := 1; {340#false} is VALID [2020-07-17 23:06:32,743 INFO L280 TraceCheckUtils]: 145: Hoare triple {340#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 ~check__tmp~3; {340#false} is VALID [2020-07-17 23:06:32,743 INFO L280 TraceCheckUtils]: 146: Hoare triple {340#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {340#false} is VALID [2020-07-17 23:06:32,744 INFO L280 TraceCheckUtils]: 147: Hoare triple {340#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {340#false} is VALID [2020-07-17 23:06:32,744 INFO L280 TraceCheckUtils]: 148: Hoare triple {340#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {340#false} is VALID [2020-07-17 23:06:32,744 INFO L280 TraceCheckUtils]: 149: Hoare triple {340#false} assume 0 == ~assert__arg~3 % 256; {340#false} is VALID [2020-07-17 23:06:32,744 INFO L280 TraceCheckUtils]: 150: Hoare triple {340#false} assume !false; {340#false} is VALID [2020-07-17 23:06:32,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 23:06:32,808 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967422413] [2020-07-17 23:06:32,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:06:32,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 23:06:32,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810688439] [2020-07-17 23:06:32,818 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 151 [2020-07-17 23:06:32,824 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:06:32,828 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 23:06:33,147 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 151 edges. 151 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:06:33,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 23:06:33,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:06:33,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 23:06:33,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:06:33,161 INFO L87 Difference]: Start difference. First operand 336 states. Second operand 4 states. [2020-07-17 23:06:33,553 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-07-17 23:06:37,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:06:37,639 INFO L93 Difference]: Finished difference Result 649 states and 1122 transitions. [2020-07-17 23:06:37,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:06:37,640 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 151 [2020-07-17 23:06:37,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:06:37,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:06:37,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1122 transitions. [2020-07-17 23:06:37,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:06:37,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1122 transitions. [2020-07-17 23:06:37,702 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1122 transitions. [2020-07-17 23:06:38,959 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1122 edges. 1122 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:06:39,063 INFO L225 Difference]: With dead ends: 649 [2020-07-17 23:06:39,063 INFO L226 Difference]: Without dead ends: 534 [2020-07-17 23:06:39,068 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:06:39,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2020-07-17 23:06:39,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 532. [2020-07-17 23:06:39,332 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:06:39,332 INFO L82 GeneralOperation]: Start isEquivalent. First operand 534 states. Second operand 532 states. [2020-07-17 23:06:39,333 INFO L74 IsIncluded]: Start isIncluded. First operand 534 states. Second operand 532 states. [2020-07-17 23:06:39,334 INFO L87 Difference]: Start difference. First operand 534 states. Second operand 532 states. [2020-07-17 23:06:39,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:06:39,368 INFO L93 Difference]: Finished difference Result 534 states and 798 transitions. [2020-07-17 23:06:39,368 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 798 transitions. [2020-07-17 23:06:39,372 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:06:39,395 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:06:39,395 INFO L74 IsIncluded]: Start isIncluded. First operand 532 states. Second operand 534 states. [2020-07-17 23:06:39,395 INFO L87 Difference]: Start difference. First operand 532 states. Second operand 534 states. [2020-07-17 23:06:39,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:06:39,425 INFO L93 Difference]: Finished difference Result 534 states and 798 transitions. [2020-07-17 23:06:39,425 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 798 transitions. [2020-07-17 23:06:39,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:06:39,427 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:06:39,428 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:06:39,428 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:06:39,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2020-07-17 23:06:39,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 797 transitions. [2020-07-17 23:06:39,461 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 797 transitions. Word has length 151 [2020-07-17 23:06:39,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:06:39,461 INFO L479 AbstractCegarLoop]: Abstraction has 532 states and 797 transitions. [2020-07-17 23:06:39,462 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 23:06:39,462 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 797 transitions. [2020-07-17 23:06:39,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-07-17 23:06:39,465 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:06:39,465 INFO L422 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] [2020-07-17 23:06:39,465 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 23:06:39,466 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:06:39,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:06:39,467 INFO L82 PathProgramCache]: Analyzing trace with hash 623105739, now seen corresponding path program 1 times [2020-07-17 23:06:39,467 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:06:39,467 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73598462] [2020-07-17 23:06:39,468 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:06:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:06:40,132 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-17 23:06:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:06:40,176 INFO L280 TraceCheckUtils]: 0: Hoare triple {2972#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {2965#true} is VALID [2020-07-17 23:06:40,176 INFO L280 TraceCheckUtils]: 1: Hoare triple {2965#true} assume true; {2965#true} is VALID [2020-07-17 23:06:40,176 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2965#true} {2965#true} #1358#return; {2965#true} is VALID [2020-07-17 23:06:40,184 INFO L263 TraceCheckUtils]: 0: Hoare triple {2965#true} call ULTIMATE.init(); {2972#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:06:40,185 INFO L280 TraceCheckUtils]: 1: Hoare triple {2972#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {2965#true} is VALID [2020-07-17 23:06:40,185 INFO L280 TraceCheckUtils]: 2: Hoare triple {2965#true} assume true; {2965#true} is VALID [2020-07-17 23:06:40,186 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2965#true} {2965#true} #1358#return; {2965#true} is VALID [2020-07-17 23:06:40,186 INFO L263 TraceCheckUtils]: 4: Hoare triple {2965#true} call #t~ret30 := main(); {2965#true} is VALID [2020-07-17 23:06:40,188 INFO L280 TraceCheckUtils]: 5: Hoare triple {2965#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {2970#(= ~ep12~0 main_~init__r121~0)} is VALID [2020-07-17 23:06:40,191 INFO L280 TraceCheckUtils]: 6: Hoare triple {2970#(= ~ep12~0 main_~init__r121~0)} assume !(0 == ~init__r121~0 % 256);~init__tmp~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,192 INFO L280 TraceCheckUtils]: 7: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,194 INFO L280 TraceCheckUtils]: 8: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,195 INFO L280 TraceCheckUtils]: 9: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,196 INFO L280 TraceCheckUtils]: 10: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,197 INFO L280 TraceCheckUtils]: 11: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,197 INFO L280 TraceCheckUtils]: 12: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,198 INFO L280 TraceCheckUtils]: 13: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,198 INFO L280 TraceCheckUtils]: 14: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,199 INFO L280 TraceCheckUtils]: 15: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,200 INFO L280 TraceCheckUtils]: 16: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,200 INFO L280 TraceCheckUtils]: 17: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,201 INFO L280 TraceCheckUtils]: 18: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id1~0 != ~id2~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,202 INFO L280 TraceCheckUtils]: 19: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id1~0 != ~id3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,202 INFO L280 TraceCheckUtils]: 20: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id2~0 != ~id3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,203 INFO L280 TraceCheckUtils]: 21: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id1~0 >= 0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,203 INFO L280 TraceCheckUtils]: 22: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id2~0 >= 0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,204 INFO L280 TraceCheckUtils]: 23: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id3~0 >= 0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,204 INFO L280 TraceCheckUtils]: 24: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~r1~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,205 INFO L280 TraceCheckUtils]: 25: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~r2~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,205 INFO L280 TraceCheckUtils]: 26: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~r3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,206 INFO L280 TraceCheckUtils]: 27: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~max1~0 == ~id1~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,206 INFO L280 TraceCheckUtils]: 28: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~max2~0 == ~id2~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,207 INFO L280 TraceCheckUtils]: 29: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~max3~0 == ~id3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,207 INFO L280 TraceCheckUtils]: 30: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~st1~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,208 INFO L280 TraceCheckUtils]: 31: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~st2~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,208 INFO L280 TraceCheckUtils]: 32: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~st3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,209 INFO L280 TraceCheckUtils]: 33: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~nl1~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,210 INFO L280 TraceCheckUtils]: 34: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~nl2~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,211 INFO L280 TraceCheckUtils]: 35: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~nl3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,212 INFO L280 TraceCheckUtils]: 36: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~mode1~0 % 256; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,214 INFO L280 TraceCheckUtils]: 37: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~mode2~0 % 256; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,215 INFO L280 TraceCheckUtils]: 38: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~mode3~0 % 256; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,215 INFO L280 TraceCheckUtils]: 39: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~newmax1~0 % 256); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,216 INFO L280 TraceCheckUtils]: 40: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~newmax2~0 % 256); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,216 INFO L280 TraceCheckUtils]: 41: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,217 INFO L280 TraceCheckUtils]: 42: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 != ~main__i2~0;~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__i2~0 := 0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,217 INFO L280 TraceCheckUtils]: 43: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,222 INFO L280 TraceCheckUtils]: 44: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !!(0 == ~mode1~0 % 256); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,223 INFO L280 TraceCheckUtils]: 45: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~r1~0 < 2; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:06:40,224 INFO L280 TraceCheckUtils]: 46: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !!(0 == ~ep12~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,224 INFO L280 TraceCheckUtils]: 47: Hoare triple {2966#false} assume !!(0 == ~ep13~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,225 INFO L280 TraceCheckUtils]: 48: Hoare triple {2966#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {2966#false} is VALID [2020-07-17 23:06:40,225 INFO L280 TraceCheckUtils]: 49: Hoare triple {2966#false} assume !!(0 == ~mode2~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,226 INFO L280 TraceCheckUtils]: 50: Hoare triple {2966#false} assume ~r2~0 < 2; {2966#false} is VALID [2020-07-17 23:06:40,226 INFO L280 TraceCheckUtils]: 51: Hoare triple {2966#false} assume !!(0 == ~ep21~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,226 INFO L280 TraceCheckUtils]: 52: Hoare triple {2966#false} assume !!(0 == ~ep23~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,227 INFO L280 TraceCheckUtils]: 53: Hoare triple {2966#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {2966#false} is VALID [2020-07-17 23:06:40,227 INFO L280 TraceCheckUtils]: 54: Hoare triple {2966#false} assume !!(0 == ~mode3~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,227 INFO L280 TraceCheckUtils]: 55: Hoare triple {2966#false} assume ~r3~0 < 2; {2966#false} is VALID [2020-07-17 23:06:40,227 INFO L280 TraceCheckUtils]: 56: Hoare triple {2966#false} assume !!(0 == ~ep31~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,228 INFO L280 TraceCheckUtils]: 57: Hoare triple {2966#false} assume !!(0 == ~ep32~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,228 INFO L280 TraceCheckUtils]: 58: Hoare triple {2966#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 ~check__tmp~0; {2966#false} is VALID [2020-07-17 23:06:40,228 INFO L280 TraceCheckUtils]: 59: Hoare triple {2966#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,228 INFO L280 TraceCheckUtils]: 60: Hoare triple {2966#false} assume ~st1~0 + ~nl1~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,229 INFO L280 TraceCheckUtils]: 61: Hoare triple {2966#false} assume ~st2~0 + ~nl2~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,229 INFO L280 TraceCheckUtils]: 62: Hoare triple {2966#false} assume ~st3~0 + ~nl3~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,229 INFO L280 TraceCheckUtils]: 63: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-17 23:06:40,229 INFO L280 TraceCheckUtils]: 64: Hoare triple {2966#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {2966#false} is VALID [2020-07-17 23:06:40,230 INFO L280 TraceCheckUtils]: 65: Hoare triple {2966#false} assume ~r1~0 < 2; {2966#false} is VALID [2020-07-17 23:06:40,230 INFO L280 TraceCheckUtils]: 66: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-17 23:06:40,230 INFO L280 TraceCheckUtils]: 67: Hoare triple {2966#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {2966#false} is VALID [2020-07-17 23:06:40,230 INFO L280 TraceCheckUtils]: 68: Hoare triple {2966#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {2966#false} is VALID [2020-07-17 23:06:40,231 INFO L280 TraceCheckUtils]: 69: Hoare triple {2966#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {2966#false} is VALID [2020-07-17 23:06:40,231 INFO L280 TraceCheckUtils]: 70: Hoare triple {2966#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {2966#false} is VALID [2020-07-17 23:06:40,231 INFO L280 TraceCheckUtils]: 71: Hoare triple {2966#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {2966#false} is VALID [2020-07-17 23:06:40,232 INFO L280 TraceCheckUtils]: 72: Hoare triple {2966#false} assume !!(0 == ~ep21~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,232 INFO L280 TraceCheckUtils]: 73: Hoare triple {2966#false} assume !!(0 == ~ep31~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,232 INFO L280 TraceCheckUtils]: 74: Hoare triple {2966#false} ~newmax1~0 := ~node1__newmax~1; {2966#false} is VALID [2020-07-17 23:06:40,232 INFO L280 TraceCheckUtils]: 75: Hoare triple {2966#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {2966#false} is VALID [2020-07-17 23:06:40,233 INFO L280 TraceCheckUtils]: 76: Hoare triple {2966#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {2966#false} is VALID [2020-07-17 23:06:40,233 INFO L280 TraceCheckUtils]: 77: Hoare triple {2966#false} assume !!(0 == ~ep12~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,233 INFO L280 TraceCheckUtils]: 78: Hoare triple {2966#false} assume !!(0 == ~ep32~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,233 INFO L280 TraceCheckUtils]: 79: Hoare triple {2966#false} ~newmax2~0 := ~node2__newmax~1; {2966#false} is VALID [2020-07-17 23:06:40,234 INFO L280 TraceCheckUtils]: 80: Hoare triple {2966#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {2966#false} is VALID [2020-07-17 23:06:40,234 INFO L280 TraceCheckUtils]: 81: Hoare triple {2966#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {2966#false} is VALID [2020-07-17 23:06:40,234 INFO L280 TraceCheckUtils]: 82: Hoare triple {2966#false} assume !!(0 == ~ep13~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,234 INFO L280 TraceCheckUtils]: 83: Hoare triple {2966#false} assume !!(0 == ~ep23~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,234 INFO L280 TraceCheckUtils]: 84: Hoare triple {2966#false} ~newmax3~0 := ~node3__newmax~1; {2966#false} is VALID [2020-07-17 23:06:40,234 INFO L280 TraceCheckUtils]: 85: Hoare triple {2966#false} assume !(2 == ~r3~0);~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 ~check__tmp~1; {2966#false} is VALID [2020-07-17 23:06:40,235 INFO L280 TraceCheckUtils]: 86: Hoare triple {2966#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,235 INFO L280 TraceCheckUtils]: 87: Hoare triple {2966#false} assume ~st1~0 + ~nl1~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,235 INFO L280 TraceCheckUtils]: 88: Hoare triple {2966#false} assume ~st2~0 + ~nl2~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,235 INFO L280 TraceCheckUtils]: 89: Hoare triple {2966#false} assume ~st3~0 + ~nl3~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,235 INFO L280 TraceCheckUtils]: 90: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-17 23:06:40,236 INFO L280 TraceCheckUtils]: 91: Hoare triple {2966#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {2966#false} is VALID [2020-07-17 23:06:40,236 INFO L280 TraceCheckUtils]: 92: Hoare triple {2966#false} assume ~r1~0 < 2; {2966#false} is VALID [2020-07-17 23:06:40,236 INFO L280 TraceCheckUtils]: 93: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-17 23:06:40,236 INFO L280 TraceCheckUtils]: 94: Hoare triple {2966#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {2966#false} is VALID [2020-07-17 23:06:40,236 INFO L280 TraceCheckUtils]: 95: Hoare triple {2966#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {2966#false} is VALID [2020-07-17 23:06:40,237 INFO L280 TraceCheckUtils]: 96: Hoare triple {2966#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {2966#false} is VALID [2020-07-17 23:06:40,237 INFO L280 TraceCheckUtils]: 97: Hoare triple {2966#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {2966#false} is VALID [2020-07-17 23:06:40,237 INFO L280 TraceCheckUtils]: 98: Hoare triple {2966#false} assume !!(0 == ~mode1~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,237 INFO L280 TraceCheckUtils]: 99: Hoare triple {2966#false} assume ~r1~0 < 2; {2966#false} is VALID [2020-07-17 23:06:40,238 INFO L280 TraceCheckUtils]: 100: Hoare triple {2966#false} assume !!(0 == ~ep12~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,238 INFO L280 TraceCheckUtils]: 101: Hoare triple {2966#false} assume !!(0 == ~ep13~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,238 INFO L280 TraceCheckUtils]: 102: Hoare triple {2966#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {2966#false} is VALID [2020-07-17 23:06:40,238 INFO L280 TraceCheckUtils]: 103: Hoare triple {2966#false} assume !!(0 == ~mode2~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,239 INFO L280 TraceCheckUtils]: 104: Hoare triple {2966#false} assume ~r2~0 < 2; {2966#false} is VALID [2020-07-17 23:06:40,239 INFO L280 TraceCheckUtils]: 105: Hoare triple {2966#false} assume !!(0 == ~ep21~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,239 INFO L280 TraceCheckUtils]: 106: Hoare triple {2966#false} assume !!(0 == ~ep23~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,239 INFO L280 TraceCheckUtils]: 107: Hoare triple {2966#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {2966#false} is VALID [2020-07-17 23:06:40,240 INFO L280 TraceCheckUtils]: 108: Hoare triple {2966#false} assume !!(0 == ~mode3~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,240 INFO L280 TraceCheckUtils]: 109: Hoare triple {2966#false} assume ~r3~0 < 2; {2966#false} is VALID [2020-07-17 23:06:40,240 INFO L280 TraceCheckUtils]: 110: Hoare triple {2966#false} assume !!(0 == ~ep31~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,240 INFO L280 TraceCheckUtils]: 111: Hoare triple {2966#false} assume !!(0 == ~ep32~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,241 INFO L280 TraceCheckUtils]: 112: Hoare triple {2966#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 ~check__tmp~2; {2966#false} is VALID [2020-07-17 23:06:40,241 INFO L280 TraceCheckUtils]: 113: Hoare triple {2966#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,241 INFO L280 TraceCheckUtils]: 114: Hoare triple {2966#false} assume ~st1~0 + ~nl1~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,241 INFO L280 TraceCheckUtils]: 115: Hoare triple {2966#false} assume ~st2~0 + ~nl2~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,242 INFO L280 TraceCheckUtils]: 116: Hoare triple {2966#false} assume ~st3~0 + ~nl3~0 <= 1; {2966#false} is VALID [2020-07-17 23:06:40,242 INFO L280 TraceCheckUtils]: 117: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-17 23:06:40,242 INFO L280 TraceCheckUtils]: 118: Hoare triple {2966#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {2966#false} is VALID [2020-07-17 23:06:40,242 INFO L280 TraceCheckUtils]: 119: Hoare triple {2966#false} assume ~r1~0 < 2; {2966#false} is VALID [2020-07-17 23:06:40,243 INFO L280 TraceCheckUtils]: 120: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-17 23:06:40,243 INFO L280 TraceCheckUtils]: 121: Hoare triple {2966#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {2966#false} is VALID [2020-07-17 23:06:40,243 INFO L280 TraceCheckUtils]: 122: Hoare triple {2966#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {2966#false} is VALID [2020-07-17 23:06:40,243 INFO L280 TraceCheckUtils]: 123: Hoare triple {2966#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {2966#false} is VALID [2020-07-17 23:06:40,244 INFO L280 TraceCheckUtils]: 124: Hoare triple {2966#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {2966#false} is VALID [2020-07-17 23:06:40,244 INFO L280 TraceCheckUtils]: 125: Hoare triple {2966#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {2966#false} is VALID [2020-07-17 23:06:40,244 INFO L280 TraceCheckUtils]: 126: Hoare triple {2966#false} assume !!(0 == ~ep21~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,244 INFO L280 TraceCheckUtils]: 127: Hoare triple {2966#false} assume !!(0 == ~ep31~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,245 INFO L280 TraceCheckUtils]: 128: Hoare triple {2966#false} ~newmax1~0 := ~node1__newmax~3; {2966#false} is VALID [2020-07-17 23:06:40,245 INFO L280 TraceCheckUtils]: 129: Hoare triple {2966#false} assume 2 == ~r1~0; {2966#false} is VALID [2020-07-17 23:06:40,245 INFO L280 TraceCheckUtils]: 130: Hoare triple {2966#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {2966#false} is VALID [2020-07-17 23:06:40,245 INFO L280 TraceCheckUtils]: 131: Hoare triple {2966#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {2966#false} is VALID [2020-07-17 23:06:40,246 INFO L280 TraceCheckUtils]: 132: Hoare triple {2966#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {2966#false} is VALID [2020-07-17 23:06:40,246 INFO L280 TraceCheckUtils]: 133: Hoare triple {2966#false} assume !!(0 == ~ep12~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,246 INFO L280 TraceCheckUtils]: 134: Hoare triple {2966#false} assume !!(0 == ~ep32~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,246 INFO L280 TraceCheckUtils]: 135: Hoare triple {2966#false} ~newmax2~0 := ~node2__newmax~3; {2966#false} is VALID [2020-07-17 23:06:40,247 INFO L280 TraceCheckUtils]: 136: Hoare triple {2966#false} assume 2 == ~r2~0; {2966#false} is VALID [2020-07-17 23:06:40,247 INFO L280 TraceCheckUtils]: 137: Hoare triple {2966#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {2966#false} is VALID [2020-07-17 23:06:40,247 INFO L280 TraceCheckUtils]: 138: Hoare triple {2966#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {2966#false} is VALID [2020-07-17 23:06:40,247 INFO L280 TraceCheckUtils]: 139: Hoare triple {2966#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {2966#false} is VALID [2020-07-17 23:06:40,248 INFO L280 TraceCheckUtils]: 140: Hoare triple {2966#false} assume !!(0 == ~ep13~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,248 INFO L280 TraceCheckUtils]: 141: Hoare triple {2966#false} assume !!(0 == ~ep23~0 % 256); {2966#false} is VALID [2020-07-17 23:06:40,248 INFO L280 TraceCheckUtils]: 142: Hoare triple {2966#false} ~newmax3~0 := ~node3__newmax~3; {2966#false} is VALID [2020-07-17 23:06:40,248 INFO L280 TraceCheckUtils]: 143: Hoare triple {2966#false} assume 2 == ~r3~0; {2966#false} is VALID [2020-07-17 23:06:40,249 INFO L280 TraceCheckUtils]: 144: Hoare triple {2966#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {2966#false} is VALID [2020-07-17 23:06:40,249 INFO L280 TraceCheckUtils]: 145: Hoare triple {2966#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 ~check__tmp~3; {2966#false} is VALID [2020-07-17 23:06:40,249 INFO L280 TraceCheckUtils]: 146: Hoare triple {2966#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {2966#false} is VALID [2020-07-17 23:06:40,250 INFO L280 TraceCheckUtils]: 147: Hoare triple {2966#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {2966#false} is VALID [2020-07-17 23:06:40,250 INFO L280 TraceCheckUtils]: 148: Hoare triple {2966#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {2966#false} is VALID [2020-07-17 23:06:40,250 INFO L280 TraceCheckUtils]: 149: Hoare triple {2966#false} assume 0 == ~assert__arg~3 % 256; {2966#false} is VALID [2020-07-17 23:06:40,250 INFO L280 TraceCheckUtils]: 150: Hoare triple {2966#false} assume !false; {2966#false} is VALID [2020-07-17 23:06:40,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 23:06:40,295 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73598462] [2020-07-17 23:06:40,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:06:40,296 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 23:06:40,296 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858044518] [2020-07-17 23:06:40,298 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2020-07-17 23:06:40,299 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:06:40,299 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 23:06:40,490 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 151 edges. 151 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:06:40,490 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 23:06:40,490 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:06:40,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 23:06:40,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:06:40,491 INFO L87 Difference]: Start difference. First operand 532 states and 797 transitions. Second operand 5 states. [2020-07-17 23:06:46,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:06:46,777 INFO L93 Difference]: Finished difference Result 1543 states and 2308 transitions. [2020-07-17 23:06:46,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:06:46,777 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2020-07-17 23:06:46,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:06:46,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:06:46,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1410 transitions. [2020-07-17 23:06:46,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:06:46,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1410 transitions. [2020-07-17 23:06:46,809 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1410 transitions. [2020-07-17 23:06:48,572 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1410 edges. 1410 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:06:48,676 INFO L225 Difference]: With dead ends: 1543 [2020-07-17 23:06:48,676 INFO L226 Difference]: Without dead ends: 1024 [2020-07-17 23:06:48,680 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 23:06:48,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2020-07-17 23:06:49,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 1022. [2020-07-17 23:06:49,246 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:06:49,246 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1024 states. Second operand 1022 states. [2020-07-17 23:06:49,247 INFO L74 IsIncluded]: Start isIncluded. First operand 1024 states. Second operand 1022 states. [2020-07-17 23:06:49,247 INFO L87 Difference]: Start difference. First operand 1024 states. Second operand 1022 states. [2020-07-17 23:06:49,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:06:49,430 INFO L93 Difference]: Finished difference Result 1024 states and 1518 transitions. [2020-07-17 23:06:49,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1518 transitions. [2020-07-17 23:06:49,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:06:49,435 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:06:49,435 INFO L74 IsIncluded]: Start isIncluded. First operand 1022 states. Second operand 1024 states. [2020-07-17 23:06:49,436 INFO L87 Difference]: Start difference. First operand 1022 states. Second operand 1024 states. [2020-07-17 23:06:49,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:06:49,577 INFO L93 Difference]: Finished difference Result 1024 states and 1518 transitions. [2020-07-17 23:06:49,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1518 transitions. [2020-07-17 23:06:49,580 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:06:49,580 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:06:49,580 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:06:49,580 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:06:49,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1022 states. [2020-07-17 23:06:49,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1517 transitions. [2020-07-17 23:06:49,713 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1517 transitions. Word has length 151 [2020-07-17 23:06:49,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:06:49,714 INFO L479 AbstractCegarLoop]: Abstraction has 1022 states and 1517 transitions. [2020-07-17 23:06:49,714 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 23:06:49,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1517 transitions. [2020-07-17 23:06:49,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-07-17 23:06:49,719 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:06:49,719 INFO L422 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] [2020-07-17 23:06:49,720 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 23:06:49,720 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:06:49,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:06:49,720 INFO L82 PathProgramCache]: Analyzing trace with hash -1496630273, now seen corresponding path program 1 times [2020-07-17 23:06:49,721 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:06:49,721 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92568150] [2020-07-17 23:06:49,721 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:06:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:06:50,070 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-17 23:06:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:06:50,140 INFO L280 TraceCheckUtils]: 0: Hoare triple {8383#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {8377#true} is VALID [2020-07-17 23:06:50,141 INFO L280 TraceCheckUtils]: 1: Hoare triple {8377#true} assume true; {8377#true} is VALID [2020-07-17 23:06:50,141 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {8377#true} {8377#true} #1358#return; {8377#true} is VALID [2020-07-17 23:06:50,149 INFO L263 TraceCheckUtils]: 0: Hoare triple {8377#true} call ULTIMATE.init(); {8383#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:06:50,149 INFO L280 TraceCheckUtils]: 1: Hoare triple {8383#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {8377#true} is VALID [2020-07-17 23:06:50,150 INFO L280 TraceCheckUtils]: 2: Hoare triple {8377#true} assume true; {8377#true} is VALID [2020-07-17 23:06:50,150 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {8377#true} {8377#true} #1358#return; {8377#true} is VALID [2020-07-17 23:06:50,151 INFO L263 TraceCheckUtils]: 4: Hoare triple {8377#true} call #t~ret30 := main(); {8377#true} is VALID [2020-07-17 23:06:50,151 INFO L280 TraceCheckUtils]: 5: Hoare triple {8377#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {8377#true} is VALID [2020-07-17 23:06:50,152 INFO L280 TraceCheckUtils]: 6: Hoare triple {8377#true} assume !!(0 == ~init__r121~0 % 256); {8377#true} is VALID [2020-07-17 23:06:50,153 INFO L280 TraceCheckUtils]: 7: Hoare triple {8377#true} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {8382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} is VALID [2020-07-17 23:06:50,154 INFO L280 TraceCheckUtils]: 8: Hoare triple {8382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {8382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} is VALID [2020-07-17 23:06:50,156 INFO L280 TraceCheckUtils]: 9: Hoare triple {8382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {8378#false} is VALID [2020-07-17 23:06:50,156 INFO L280 TraceCheckUtils]: 10: Hoare triple {8378#false} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {8378#false} is VALID [2020-07-17 23:06:50,156 INFO L280 TraceCheckUtils]: 11: Hoare triple {8378#false} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {8378#false} is VALID [2020-07-17 23:06:50,157 INFO L280 TraceCheckUtils]: 12: Hoare triple {8378#false} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {8378#false} is VALID [2020-07-17 23:06:50,157 INFO L280 TraceCheckUtils]: 13: Hoare triple {8378#false} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {8378#false} is VALID [2020-07-17 23:06:50,157 INFO L280 TraceCheckUtils]: 14: Hoare triple {8378#false} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {8378#false} is VALID [2020-07-17 23:06:50,158 INFO L280 TraceCheckUtils]: 15: Hoare triple {8378#false} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {8378#false} is VALID [2020-07-17 23:06:50,158 INFO L280 TraceCheckUtils]: 16: Hoare triple {8378#false} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {8378#false} is VALID [2020-07-17 23:06:50,158 INFO L280 TraceCheckUtils]: 17: Hoare triple {8378#false} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {8378#false} is VALID [2020-07-17 23:06:50,158 INFO L280 TraceCheckUtils]: 18: Hoare triple {8378#false} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {8378#false} is VALID [2020-07-17 23:06:50,159 INFO L280 TraceCheckUtils]: 19: Hoare triple {8378#false} assume ~id1~0 != ~id2~0; {8378#false} is VALID [2020-07-17 23:06:50,159 INFO L280 TraceCheckUtils]: 20: Hoare triple {8378#false} assume ~id1~0 != ~id3~0; {8378#false} is VALID [2020-07-17 23:06:50,159 INFO L280 TraceCheckUtils]: 21: Hoare triple {8378#false} assume ~id2~0 != ~id3~0; {8378#false} is VALID [2020-07-17 23:06:50,160 INFO L280 TraceCheckUtils]: 22: Hoare triple {8378#false} assume ~id1~0 >= 0; {8378#false} is VALID [2020-07-17 23:06:50,160 INFO L280 TraceCheckUtils]: 23: Hoare triple {8378#false} assume ~id2~0 >= 0; {8378#false} is VALID [2020-07-17 23:06:50,160 INFO L280 TraceCheckUtils]: 24: Hoare triple {8378#false} assume ~id3~0 >= 0; {8378#false} is VALID [2020-07-17 23:06:50,160 INFO L280 TraceCheckUtils]: 25: Hoare triple {8378#false} assume 0 == ~r1~0; {8378#false} is VALID [2020-07-17 23:06:50,161 INFO L280 TraceCheckUtils]: 26: Hoare triple {8378#false} assume 0 == ~r2~0; {8378#false} is VALID [2020-07-17 23:06:50,161 INFO L280 TraceCheckUtils]: 27: Hoare triple {8378#false} assume 0 == ~r3~0; {8378#false} is VALID [2020-07-17 23:06:50,161 INFO L280 TraceCheckUtils]: 28: Hoare triple {8378#false} assume ~max1~0 == ~id1~0; {8378#false} is VALID [2020-07-17 23:06:50,162 INFO L280 TraceCheckUtils]: 29: Hoare triple {8378#false} assume ~max2~0 == ~id2~0; {8378#false} is VALID [2020-07-17 23:06:50,162 INFO L280 TraceCheckUtils]: 30: Hoare triple {8378#false} assume ~max3~0 == ~id3~0; {8378#false} is VALID [2020-07-17 23:06:50,168 INFO L280 TraceCheckUtils]: 31: Hoare triple {8378#false} assume 0 == ~st1~0; {8378#false} is VALID [2020-07-17 23:06:50,168 INFO L280 TraceCheckUtils]: 32: Hoare triple {8378#false} assume 0 == ~st2~0; {8378#false} is VALID [2020-07-17 23:06:50,169 INFO L280 TraceCheckUtils]: 33: Hoare triple {8378#false} assume 0 == ~st3~0; {8378#false} is VALID [2020-07-17 23:06:50,169 INFO L280 TraceCheckUtils]: 34: Hoare triple {8378#false} assume 0 == ~nl1~0; {8378#false} is VALID [2020-07-17 23:06:50,169 INFO L280 TraceCheckUtils]: 35: Hoare triple {8378#false} assume 0 == ~nl2~0; {8378#false} is VALID [2020-07-17 23:06:50,170 INFO L280 TraceCheckUtils]: 36: Hoare triple {8378#false} assume 0 == ~nl3~0; {8378#false} is VALID [2020-07-17 23:06:50,170 INFO L280 TraceCheckUtils]: 37: Hoare triple {8378#false} assume 0 == ~mode1~0 % 256; {8378#false} is VALID [2020-07-17 23:06:50,170 INFO L280 TraceCheckUtils]: 38: Hoare triple {8378#false} assume 0 == ~mode2~0 % 256; {8378#false} is VALID [2020-07-17 23:06:50,171 INFO L280 TraceCheckUtils]: 39: Hoare triple {8378#false} assume 0 == ~mode3~0 % 256; {8378#false} is VALID [2020-07-17 23:06:50,171 INFO L280 TraceCheckUtils]: 40: Hoare triple {8378#false} assume !(0 == ~newmax1~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,171 INFO L280 TraceCheckUtils]: 41: Hoare triple {8378#false} assume !(0 == ~newmax2~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,172 INFO L280 TraceCheckUtils]: 42: Hoare triple {8378#false} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {8378#false} is VALID [2020-07-17 23:06:50,172 INFO L280 TraceCheckUtils]: 43: Hoare triple {8378#false} assume 0 != ~main__i2~0;~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__i2~0 := 0; {8378#false} is VALID [2020-07-17 23:06:50,172 INFO L280 TraceCheckUtils]: 44: Hoare triple {8378#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {8378#false} is VALID [2020-07-17 23:06:50,172 INFO L280 TraceCheckUtils]: 45: Hoare triple {8378#false} assume !!(0 == ~mode1~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,172 INFO L280 TraceCheckUtils]: 46: Hoare triple {8378#false} assume ~r1~0 < 2; {8378#false} is VALID [2020-07-17 23:06:50,173 INFO L280 TraceCheckUtils]: 47: Hoare triple {8378#false} assume !!(0 == ~ep12~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,173 INFO L280 TraceCheckUtils]: 48: Hoare triple {8378#false} assume !!(0 == ~ep13~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,173 INFO L280 TraceCheckUtils]: 49: Hoare triple {8378#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {8378#false} is VALID [2020-07-17 23:06:50,173 INFO L280 TraceCheckUtils]: 50: Hoare triple {8378#false} assume !!(0 == ~mode2~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,174 INFO L280 TraceCheckUtils]: 51: Hoare triple {8378#false} assume ~r2~0 < 2; {8378#false} is VALID [2020-07-17 23:06:50,174 INFO L280 TraceCheckUtils]: 52: Hoare triple {8378#false} assume !!(0 == ~ep21~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,174 INFO L280 TraceCheckUtils]: 53: Hoare triple {8378#false} assume !!(0 == ~ep23~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,174 INFO L280 TraceCheckUtils]: 54: Hoare triple {8378#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {8378#false} is VALID [2020-07-17 23:06:50,175 INFO L280 TraceCheckUtils]: 55: Hoare triple {8378#false} assume !!(0 == ~mode3~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,175 INFO L280 TraceCheckUtils]: 56: Hoare triple {8378#false} assume ~r3~0 < 2; {8378#false} is VALID [2020-07-17 23:06:50,175 INFO L280 TraceCheckUtils]: 57: Hoare triple {8378#false} assume !!(0 == ~ep31~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,175 INFO L280 TraceCheckUtils]: 58: Hoare triple {8378#false} assume !!(0 == ~ep32~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,175 INFO L280 TraceCheckUtils]: 59: Hoare triple {8378#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 ~check__tmp~0; {8378#false} is VALID [2020-07-17 23:06:50,176 INFO L280 TraceCheckUtils]: 60: Hoare triple {8378#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,176 INFO L280 TraceCheckUtils]: 61: Hoare triple {8378#false} assume ~st1~0 + ~nl1~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,176 INFO L280 TraceCheckUtils]: 62: Hoare triple {8378#false} assume ~st2~0 + ~nl2~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,176 INFO L280 TraceCheckUtils]: 63: Hoare triple {8378#false} assume ~st3~0 + ~nl3~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,177 INFO L280 TraceCheckUtils]: 64: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-17 23:06:50,177 INFO L280 TraceCheckUtils]: 65: Hoare triple {8378#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8378#false} is VALID [2020-07-17 23:06:50,177 INFO L280 TraceCheckUtils]: 66: Hoare triple {8378#false} assume ~r1~0 < 2; {8378#false} is VALID [2020-07-17 23:06:50,177 INFO L280 TraceCheckUtils]: 67: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-17 23:06:50,177 INFO L280 TraceCheckUtils]: 68: Hoare triple {8378#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8378#false} is VALID [2020-07-17 23:06:50,180 INFO L280 TraceCheckUtils]: 69: Hoare triple {8378#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {8378#false} is VALID [2020-07-17 23:06:50,181 INFO L280 TraceCheckUtils]: 70: Hoare triple {8378#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {8378#false} is VALID [2020-07-17 23:06:50,182 INFO L280 TraceCheckUtils]: 71: Hoare triple {8378#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {8378#false} is VALID [2020-07-17 23:06:50,189 INFO L280 TraceCheckUtils]: 72: Hoare triple {8378#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {8378#false} is VALID [2020-07-17 23:06:50,190 INFO L280 TraceCheckUtils]: 73: Hoare triple {8378#false} assume !!(0 == ~ep21~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,190 INFO L280 TraceCheckUtils]: 74: Hoare triple {8378#false} assume !!(0 == ~ep31~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,191 INFO L280 TraceCheckUtils]: 75: Hoare triple {8378#false} ~newmax1~0 := ~node1__newmax~1; {8378#false} is VALID [2020-07-17 23:06:50,191 INFO L280 TraceCheckUtils]: 76: Hoare triple {8378#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {8378#false} is VALID [2020-07-17 23:06:50,191 INFO L280 TraceCheckUtils]: 77: Hoare triple {8378#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {8378#false} is VALID [2020-07-17 23:06:50,192 INFO L280 TraceCheckUtils]: 78: Hoare triple {8378#false} assume !!(0 == ~ep12~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,192 INFO L280 TraceCheckUtils]: 79: Hoare triple {8378#false} assume !!(0 == ~ep32~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,201 INFO L280 TraceCheckUtils]: 80: Hoare triple {8378#false} ~newmax2~0 := ~node2__newmax~1; {8378#false} is VALID [2020-07-17 23:06:50,201 INFO L280 TraceCheckUtils]: 81: Hoare triple {8378#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {8378#false} is VALID [2020-07-17 23:06:50,201 INFO L280 TraceCheckUtils]: 82: Hoare triple {8378#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {8378#false} is VALID [2020-07-17 23:06:50,202 INFO L280 TraceCheckUtils]: 83: Hoare triple {8378#false} assume !!(0 == ~ep13~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,202 INFO L280 TraceCheckUtils]: 84: Hoare triple {8378#false} assume !!(0 == ~ep23~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,205 INFO L280 TraceCheckUtils]: 85: Hoare triple {8378#false} ~newmax3~0 := ~node3__newmax~1; {8378#false} is VALID [2020-07-17 23:06:50,206 INFO L280 TraceCheckUtils]: 86: Hoare triple {8378#false} assume !(2 == ~r3~0);~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 ~check__tmp~1; {8378#false} is VALID [2020-07-17 23:06:50,206 INFO L280 TraceCheckUtils]: 87: Hoare triple {8378#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,206 INFO L280 TraceCheckUtils]: 88: Hoare triple {8378#false} assume ~st1~0 + ~nl1~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,207 INFO L280 TraceCheckUtils]: 89: Hoare triple {8378#false} assume ~st2~0 + ~nl2~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,207 INFO L280 TraceCheckUtils]: 90: Hoare triple {8378#false} assume ~st3~0 + ~nl3~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,208 INFO L280 TraceCheckUtils]: 91: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-17 23:06:50,208 INFO L280 TraceCheckUtils]: 92: Hoare triple {8378#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8378#false} is VALID [2020-07-17 23:06:50,210 INFO L280 TraceCheckUtils]: 93: Hoare triple {8378#false} assume ~r1~0 < 2; {8378#false} is VALID [2020-07-17 23:06:50,211 INFO L280 TraceCheckUtils]: 94: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-17 23:06:50,211 INFO L280 TraceCheckUtils]: 95: Hoare triple {8378#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8378#false} is VALID [2020-07-17 23:06:50,212 INFO L280 TraceCheckUtils]: 96: Hoare triple {8378#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {8378#false} is VALID [2020-07-17 23:06:50,212 INFO L280 TraceCheckUtils]: 97: Hoare triple {8378#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {8378#false} is VALID [2020-07-17 23:06:50,214 INFO L280 TraceCheckUtils]: 98: Hoare triple {8378#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {8378#false} is VALID [2020-07-17 23:06:50,215 INFO L280 TraceCheckUtils]: 99: Hoare triple {8378#false} assume !!(0 == ~mode1~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,216 INFO L280 TraceCheckUtils]: 100: Hoare triple {8378#false} assume ~r1~0 < 2; {8378#false} is VALID [2020-07-17 23:06:50,216 INFO L280 TraceCheckUtils]: 101: Hoare triple {8378#false} assume !!(0 == ~ep12~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,219 INFO L280 TraceCheckUtils]: 102: Hoare triple {8378#false} assume !!(0 == ~ep13~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,221 INFO L280 TraceCheckUtils]: 103: Hoare triple {8378#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {8378#false} is VALID [2020-07-17 23:06:50,222 INFO L280 TraceCheckUtils]: 104: Hoare triple {8378#false} assume !!(0 == ~mode2~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,222 INFO L280 TraceCheckUtils]: 105: Hoare triple {8378#false} assume ~r2~0 < 2; {8378#false} is VALID [2020-07-17 23:06:50,222 INFO L280 TraceCheckUtils]: 106: Hoare triple {8378#false} assume !!(0 == ~ep21~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,223 INFO L280 TraceCheckUtils]: 107: Hoare triple {8378#false} assume !!(0 == ~ep23~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,226 INFO L280 TraceCheckUtils]: 108: Hoare triple {8378#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {8378#false} is VALID [2020-07-17 23:06:50,227 INFO L280 TraceCheckUtils]: 109: Hoare triple {8378#false} assume !!(0 == ~mode3~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,227 INFO L280 TraceCheckUtils]: 110: Hoare triple {8378#false} assume ~r3~0 < 2; {8378#false} is VALID [2020-07-17 23:06:50,227 INFO L280 TraceCheckUtils]: 111: Hoare triple {8378#false} assume !!(0 == ~ep31~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,228 INFO L280 TraceCheckUtils]: 112: Hoare triple {8378#false} assume !!(0 == ~ep32~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,228 INFO L280 TraceCheckUtils]: 113: Hoare triple {8378#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 ~check__tmp~2; {8378#false} is VALID [2020-07-17 23:06:50,228 INFO L280 TraceCheckUtils]: 114: Hoare triple {8378#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,229 INFO L280 TraceCheckUtils]: 115: Hoare triple {8378#false} assume ~st1~0 + ~nl1~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,229 INFO L280 TraceCheckUtils]: 116: Hoare triple {8378#false} assume ~st2~0 + ~nl2~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,230 INFO L280 TraceCheckUtils]: 117: Hoare triple {8378#false} assume ~st3~0 + ~nl3~0 <= 1; {8378#false} is VALID [2020-07-17 23:06:50,231 INFO L280 TraceCheckUtils]: 118: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-17 23:06:50,231 INFO L280 TraceCheckUtils]: 119: Hoare triple {8378#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8378#false} is VALID [2020-07-17 23:06:50,231 INFO L280 TraceCheckUtils]: 120: Hoare triple {8378#false} assume ~r1~0 < 2; {8378#false} is VALID [2020-07-17 23:06:50,231 INFO L280 TraceCheckUtils]: 121: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-17 23:06:50,231 INFO L280 TraceCheckUtils]: 122: Hoare triple {8378#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8378#false} is VALID [2020-07-17 23:06:50,232 INFO L280 TraceCheckUtils]: 123: Hoare triple {8378#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {8378#false} is VALID [2020-07-17 23:06:50,232 INFO L280 TraceCheckUtils]: 124: Hoare triple {8378#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {8378#false} is VALID [2020-07-17 23:06:50,232 INFO L280 TraceCheckUtils]: 125: Hoare triple {8378#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {8378#false} is VALID [2020-07-17 23:06:50,233 INFO L280 TraceCheckUtils]: 126: Hoare triple {8378#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {8378#false} is VALID [2020-07-17 23:06:50,233 INFO L280 TraceCheckUtils]: 127: Hoare triple {8378#false} assume !!(0 == ~ep21~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,234 INFO L280 TraceCheckUtils]: 128: Hoare triple {8378#false} assume !!(0 == ~ep31~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,234 INFO L280 TraceCheckUtils]: 129: Hoare triple {8378#false} ~newmax1~0 := ~node1__newmax~3; {8378#false} is VALID [2020-07-17 23:06:50,235 INFO L280 TraceCheckUtils]: 130: Hoare triple {8378#false} assume 2 == ~r1~0; {8378#false} is VALID [2020-07-17 23:06:50,235 INFO L280 TraceCheckUtils]: 131: Hoare triple {8378#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {8378#false} is VALID [2020-07-17 23:06:50,235 INFO L280 TraceCheckUtils]: 132: Hoare triple {8378#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {8378#false} is VALID [2020-07-17 23:06:50,236 INFO L280 TraceCheckUtils]: 133: Hoare triple {8378#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {8378#false} is VALID [2020-07-17 23:06:50,236 INFO L280 TraceCheckUtils]: 134: Hoare triple {8378#false} assume !!(0 == ~ep12~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,236 INFO L280 TraceCheckUtils]: 135: Hoare triple {8378#false} assume !!(0 == ~ep32~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,237 INFO L280 TraceCheckUtils]: 136: Hoare triple {8378#false} ~newmax2~0 := ~node2__newmax~3; {8378#false} is VALID [2020-07-17 23:06:50,237 INFO L280 TraceCheckUtils]: 137: Hoare triple {8378#false} assume 2 == ~r2~0; {8378#false} is VALID [2020-07-17 23:06:50,237 INFO L280 TraceCheckUtils]: 138: Hoare triple {8378#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {8378#false} is VALID [2020-07-17 23:06:50,238 INFO L280 TraceCheckUtils]: 139: Hoare triple {8378#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {8378#false} is VALID [2020-07-17 23:06:50,238 INFO L280 TraceCheckUtils]: 140: Hoare triple {8378#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {8378#false} is VALID [2020-07-17 23:06:50,238 INFO L280 TraceCheckUtils]: 141: Hoare triple {8378#false} assume !!(0 == ~ep13~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,239 INFO L280 TraceCheckUtils]: 142: Hoare triple {8378#false} assume !!(0 == ~ep23~0 % 256); {8378#false} is VALID [2020-07-17 23:06:50,239 INFO L280 TraceCheckUtils]: 143: Hoare triple {8378#false} ~newmax3~0 := ~node3__newmax~3; {8378#false} is VALID [2020-07-17 23:06:50,239 INFO L280 TraceCheckUtils]: 144: Hoare triple {8378#false} assume 2 == ~r3~0; {8378#false} is VALID [2020-07-17 23:06:50,240 INFO L280 TraceCheckUtils]: 145: Hoare triple {8378#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {8378#false} is VALID [2020-07-17 23:06:50,240 INFO L280 TraceCheckUtils]: 146: Hoare triple {8378#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 ~check__tmp~3; {8378#false} is VALID [2020-07-17 23:06:50,240 INFO L280 TraceCheckUtils]: 147: Hoare triple {8378#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {8378#false} is VALID [2020-07-17 23:06:50,241 INFO L280 TraceCheckUtils]: 148: Hoare triple {8378#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {8378#false} is VALID [2020-07-17 23:06:50,241 INFO L280 TraceCheckUtils]: 149: Hoare triple {8378#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {8378#false} is VALID [2020-07-17 23:06:50,241 INFO L280 TraceCheckUtils]: 150: Hoare triple {8378#false} assume 0 == ~assert__arg~3 % 256; {8378#false} is VALID [2020-07-17 23:06:50,241 INFO L280 TraceCheckUtils]: 151: Hoare triple {8378#false} assume !false; {8378#false} is VALID [2020-07-17 23:06:50,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 23:06:50,282 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92568150] [2020-07-17 23:06:50,282 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:06:50,282 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 23:06:50,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89919575] [2020-07-17 23:06:50,284 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2020-07-17 23:06:50,285 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:06:50,285 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 23:06:50,455 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 152 edges. 152 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:06:50,455 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 23:06:50,455 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:06:50,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 23:06:50,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:06:50,459 INFO L87 Difference]: Start difference. First operand 1022 states and 1517 transitions. Second operand 4 states. [2020-07-17 23:06:56,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:06:56,662 INFO L93 Difference]: Finished difference Result 3020 states and 4481 transitions. [2020-07-17 23:06:56,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-17 23:06:56,662 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2020-07-17 23:06:56,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:06:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:06:56,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1438 transitions. [2020-07-17 23:06:56,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:06:56,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1438 transitions. [2020-07-17 23:06:56,683 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1438 transitions. [2020-07-17 23:06:58,389 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1438 edges. 1438 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:06:58,599 INFO L225 Difference]: With dead ends: 3020 [2020-07-17 23:06:58,599 INFO L226 Difference]: Without dead ends: 2030 [2020-07-17 23:06:58,601 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:06:58,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2030 states. [2020-07-17 23:06:59,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2030 to 1024. [2020-07-17 23:06:59,427 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:06:59,428 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2030 states. Second operand 1024 states. [2020-07-17 23:06:59,428 INFO L74 IsIncluded]: Start isIncluded. First operand 2030 states. Second operand 1024 states. [2020-07-17 23:06:59,428 INFO L87 Difference]: Start difference. First operand 2030 states. Second operand 1024 states. [2020-07-17 23:06:59,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:06:59,664 INFO L93 Difference]: Finished difference Result 2030 states and 3013 transitions. [2020-07-17 23:06:59,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 3013 transitions. [2020-07-17 23:06:59,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:06:59,670 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:06:59,670 INFO L74 IsIncluded]: Start isIncluded. First operand 1024 states. Second operand 2030 states. [2020-07-17 23:06:59,670 INFO L87 Difference]: Start difference. First operand 1024 states. Second operand 2030 states. [2020-07-17 23:06:59,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:06:59,920 INFO L93 Difference]: Finished difference Result 2030 states and 3013 transitions. [2020-07-17 23:06:59,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 3013 transitions. [2020-07-17 23:06:59,925 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:06:59,925 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:06:59,925 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:06:59,926 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:06:59,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1024 states. [2020-07-17 23:07:00,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 1024 states and 1519 transitions. [2020-07-17 23:07:00,004 INFO L78 Accepts]: Start accepts. Automaton has 1024 states and 1519 transitions. Word has length 152 [2020-07-17 23:07:00,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:07:00,005 INFO L479 AbstractCegarLoop]: Abstraction has 1024 states and 1519 transitions. [2020-07-17 23:07:00,005 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 23:07:00,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1519 transitions. [2020-07-17 23:07:00,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-07-17 23:07:00,008 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:07:00,008 INFO L422 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] [2020-07-17 23:07:00,008 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 23:07:00,008 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:07:00,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:07:00,010 INFO L82 PathProgramCache]: Analyzing trace with hash -263532694, now seen corresponding path program 1 times [2020-07-17 23:07:00,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:07:00,010 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318536477] [2020-07-17 23:07:00,011 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:07:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:00,526 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-17 23:07:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:00,569 INFO L280 TraceCheckUtils]: 0: Hoare triple {17739#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {17732#true} is VALID [2020-07-17 23:07:00,570 INFO L280 TraceCheckUtils]: 1: Hoare triple {17732#true} assume true; {17732#true} is VALID [2020-07-17 23:07:00,570 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {17732#true} {17732#true} #1358#return; {17732#true} is VALID [2020-07-17 23:07:00,576 INFO L263 TraceCheckUtils]: 0: Hoare triple {17732#true} call ULTIMATE.init(); {17739#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:07:00,576 INFO L280 TraceCheckUtils]: 1: Hoare triple {17739#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {17732#true} is VALID [2020-07-17 23:07:00,577 INFO L280 TraceCheckUtils]: 2: Hoare triple {17732#true} assume true; {17732#true} is VALID [2020-07-17 23:07:00,577 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {17732#true} {17732#true} #1358#return; {17732#true} is VALID [2020-07-17 23:07:00,577 INFO L263 TraceCheckUtils]: 4: Hoare triple {17732#true} call #t~ret30 := main(); {17732#true} is VALID [2020-07-17 23:07:00,579 INFO L280 TraceCheckUtils]: 5: Hoare triple {17732#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:07:00,580 INFO L280 TraceCheckUtils]: 6: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r121~0 % 256); {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:07:00,580 INFO L280 TraceCheckUtils]: 7: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:07:00,581 INFO L280 TraceCheckUtils]: 8: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:07:00,581 INFO L280 TraceCheckUtils]: 9: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r131~0 % 256); {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:07:00,582 INFO L280 TraceCheckUtils]: 10: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:07:00,583 INFO L280 TraceCheckUtils]: 11: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:07:00,584 INFO L280 TraceCheckUtils]: 12: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,584 INFO L280 TraceCheckUtils]: 13: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,585 INFO L280 TraceCheckUtils]: 14: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,586 INFO L280 TraceCheckUtils]: 15: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,586 INFO L280 TraceCheckUtils]: 16: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,587 INFO L280 TraceCheckUtils]: 17: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,588 INFO L280 TraceCheckUtils]: 18: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,588 INFO L280 TraceCheckUtils]: 19: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,589 INFO L280 TraceCheckUtils]: 20: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 != ~id2~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,590 INFO L280 TraceCheckUtils]: 21: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 != ~id3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,590 INFO L280 TraceCheckUtils]: 22: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id2~0 != ~id3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,591 INFO L280 TraceCheckUtils]: 23: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 >= 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,591 INFO L280 TraceCheckUtils]: 24: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id2~0 >= 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,592 INFO L280 TraceCheckUtils]: 25: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id3~0 >= 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,593 INFO L280 TraceCheckUtils]: 26: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r1~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,593 INFO L280 TraceCheckUtils]: 27: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r2~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,594 INFO L280 TraceCheckUtils]: 28: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,595 INFO L280 TraceCheckUtils]: 29: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max1~0 == ~id1~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,596 INFO L280 TraceCheckUtils]: 30: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max2~0 == ~id2~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,596 INFO L280 TraceCheckUtils]: 31: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max3~0 == ~id3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,597 INFO L280 TraceCheckUtils]: 32: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st1~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,598 INFO L280 TraceCheckUtils]: 33: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st2~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,598 INFO L280 TraceCheckUtils]: 34: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,599 INFO L280 TraceCheckUtils]: 35: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl1~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,600 INFO L280 TraceCheckUtils]: 36: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl2~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,600 INFO L280 TraceCheckUtils]: 37: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,601 INFO L280 TraceCheckUtils]: 38: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode1~0 % 256; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,601 INFO L280 TraceCheckUtils]: 39: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode2~0 % 256; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,602 INFO L280 TraceCheckUtils]: 40: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode3~0 % 256; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,603 INFO L280 TraceCheckUtils]: 41: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax1~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,603 INFO L280 TraceCheckUtils]: 42: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax2~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,606 INFO L280 TraceCheckUtils]: 43: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,607 INFO L280 TraceCheckUtils]: 44: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 != ~main__i2~0;~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__i2~0 := 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,609 INFO L280 TraceCheckUtils]: 45: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,610 INFO L280 TraceCheckUtils]: 46: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~mode1~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,611 INFO L280 TraceCheckUtils]: 47: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~r1~0 < 2; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,611 INFO L280 TraceCheckUtils]: 48: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep12~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,612 INFO L280 TraceCheckUtils]: 49: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep13~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,612 INFO L280 TraceCheckUtils]: 50: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,613 INFO L280 TraceCheckUtils]: 51: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~mode2~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,614 INFO L280 TraceCheckUtils]: 52: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~r2~0 < 2; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:07:00,614 INFO L280 TraceCheckUtils]: 53: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep21~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,615 INFO L280 TraceCheckUtils]: 54: Hoare triple {17733#false} assume !!(0 == ~ep23~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,615 INFO L280 TraceCheckUtils]: 55: Hoare triple {17733#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {17733#false} is VALID [2020-07-17 23:07:00,615 INFO L280 TraceCheckUtils]: 56: Hoare triple {17733#false} assume !!(0 == ~mode3~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,615 INFO L280 TraceCheckUtils]: 57: Hoare triple {17733#false} assume ~r3~0 < 2; {17733#false} is VALID [2020-07-17 23:07:00,615 INFO L280 TraceCheckUtils]: 58: Hoare triple {17733#false} assume !!(0 == ~ep31~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,616 INFO L280 TraceCheckUtils]: 59: Hoare triple {17733#false} assume !!(0 == ~ep32~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,616 INFO L280 TraceCheckUtils]: 60: Hoare triple {17733#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 ~check__tmp~0; {17733#false} is VALID [2020-07-17 23:07:00,616 INFO L280 TraceCheckUtils]: 61: Hoare triple {17733#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,616 INFO L280 TraceCheckUtils]: 62: Hoare triple {17733#false} assume ~st1~0 + ~nl1~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,616 INFO L280 TraceCheckUtils]: 63: Hoare triple {17733#false} assume ~st2~0 + ~nl2~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,616 INFO L280 TraceCheckUtils]: 64: Hoare triple {17733#false} assume ~st3~0 + ~nl3~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,617 INFO L280 TraceCheckUtils]: 65: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-17 23:07:00,617 INFO L280 TraceCheckUtils]: 66: Hoare triple {17733#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {17733#false} is VALID [2020-07-17 23:07:00,617 INFO L280 TraceCheckUtils]: 67: Hoare triple {17733#false} assume ~r1~0 < 2; {17733#false} is VALID [2020-07-17 23:07:00,617 INFO L280 TraceCheckUtils]: 68: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-17 23:07:00,617 INFO L280 TraceCheckUtils]: 69: Hoare triple {17733#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {17733#false} is VALID [2020-07-17 23:07:00,618 INFO L280 TraceCheckUtils]: 70: Hoare triple {17733#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {17733#false} is VALID [2020-07-17 23:07:00,618 INFO L280 TraceCheckUtils]: 71: Hoare triple {17733#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {17733#false} is VALID [2020-07-17 23:07:00,618 INFO L280 TraceCheckUtils]: 72: Hoare triple {17733#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {17733#false} is VALID [2020-07-17 23:07:00,618 INFO L280 TraceCheckUtils]: 73: Hoare triple {17733#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {17733#false} is VALID [2020-07-17 23:07:00,618 INFO L280 TraceCheckUtils]: 74: Hoare triple {17733#false} assume !!(0 == ~ep21~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,619 INFO L280 TraceCheckUtils]: 75: Hoare triple {17733#false} assume !!(0 == ~ep31~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,619 INFO L280 TraceCheckUtils]: 76: Hoare triple {17733#false} ~newmax1~0 := ~node1__newmax~1; {17733#false} is VALID [2020-07-17 23:07:00,619 INFO L280 TraceCheckUtils]: 77: Hoare triple {17733#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {17733#false} is VALID [2020-07-17 23:07:00,619 INFO L280 TraceCheckUtils]: 78: Hoare triple {17733#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {17733#false} is VALID [2020-07-17 23:07:00,619 INFO L280 TraceCheckUtils]: 79: Hoare triple {17733#false} assume !!(0 == ~ep12~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,620 INFO L280 TraceCheckUtils]: 80: Hoare triple {17733#false} assume !!(0 == ~ep32~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,620 INFO L280 TraceCheckUtils]: 81: Hoare triple {17733#false} ~newmax2~0 := ~node2__newmax~1; {17733#false} is VALID [2020-07-17 23:07:00,620 INFO L280 TraceCheckUtils]: 82: Hoare triple {17733#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {17733#false} is VALID [2020-07-17 23:07:00,620 INFO L280 TraceCheckUtils]: 83: Hoare triple {17733#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {17733#false} is VALID [2020-07-17 23:07:00,620 INFO L280 TraceCheckUtils]: 84: Hoare triple {17733#false} assume !!(0 == ~ep13~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,621 INFO L280 TraceCheckUtils]: 85: Hoare triple {17733#false} assume !!(0 == ~ep23~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,621 INFO L280 TraceCheckUtils]: 86: Hoare triple {17733#false} ~newmax3~0 := ~node3__newmax~1; {17733#false} is VALID [2020-07-17 23:07:00,621 INFO L280 TraceCheckUtils]: 87: Hoare triple {17733#false} assume !(2 == ~r3~0);~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 ~check__tmp~1; {17733#false} is VALID [2020-07-17 23:07:00,621 INFO L280 TraceCheckUtils]: 88: Hoare triple {17733#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,621 INFO L280 TraceCheckUtils]: 89: Hoare triple {17733#false} assume ~st1~0 + ~nl1~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,622 INFO L280 TraceCheckUtils]: 90: Hoare triple {17733#false} assume ~st2~0 + ~nl2~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,622 INFO L280 TraceCheckUtils]: 91: Hoare triple {17733#false} assume ~st3~0 + ~nl3~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,622 INFO L280 TraceCheckUtils]: 92: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-17 23:07:00,622 INFO L280 TraceCheckUtils]: 93: Hoare triple {17733#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {17733#false} is VALID [2020-07-17 23:07:00,622 INFO L280 TraceCheckUtils]: 94: Hoare triple {17733#false} assume ~r1~0 < 2; {17733#false} is VALID [2020-07-17 23:07:00,622 INFO L280 TraceCheckUtils]: 95: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-17 23:07:00,623 INFO L280 TraceCheckUtils]: 96: Hoare triple {17733#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {17733#false} is VALID [2020-07-17 23:07:00,623 INFO L280 TraceCheckUtils]: 97: Hoare triple {17733#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {17733#false} is VALID [2020-07-17 23:07:00,623 INFO L280 TraceCheckUtils]: 98: Hoare triple {17733#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {17733#false} is VALID [2020-07-17 23:07:00,623 INFO L280 TraceCheckUtils]: 99: Hoare triple {17733#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {17733#false} is VALID [2020-07-17 23:07:00,623 INFO L280 TraceCheckUtils]: 100: Hoare triple {17733#false} assume !!(0 == ~mode1~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,623 INFO L280 TraceCheckUtils]: 101: Hoare triple {17733#false} assume ~r1~0 < 2; {17733#false} is VALID [2020-07-17 23:07:00,624 INFO L280 TraceCheckUtils]: 102: Hoare triple {17733#false} assume !!(0 == ~ep12~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,624 INFO L280 TraceCheckUtils]: 103: Hoare triple {17733#false} assume !!(0 == ~ep13~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,624 INFO L280 TraceCheckUtils]: 104: Hoare triple {17733#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {17733#false} is VALID [2020-07-17 23:07:00,624 INFO L280 TraceCheckUtils]: 105: Hoare triple {17733#false} assume !!(0 == ~mode2~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,624 INFO L280 TraceCheckUtils]: 106: Hoare triple {17733#false} assume ~r2~0 < 2; {17733#false} is VALID [2020-07-17 23:07:00,625 INFO L280 TraceCheckUtils]: 107: Hoare triple {17733#false} assume !!(0 == ~ep21~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,625 INFO L280 TraceCheckUtils]: 108: Hoare triple {17733#false} assume !!(0 == ~ep23~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,625 INFO L280 TraceCheckUtils]: 109: Hoare triple {17733#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {17733#false} is VALID [2020-07-17 23:07:00,625 INFO L280 TraceCheckUtils]: 110: Hoare triple {17733#false} assume !!(0 == ~mode3~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,625 INFO L280 TraceCheckUtils]: 111: Hoare triple {17733#false} assume ~r3~0 < 2; {17733#false} is VALID [2020-07-17 23:07:00,626 INFO L280 TraceCheckUtils]: 112: Hoare triple {17733#false} assume !!(0 == ~ep31~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,626 INFO L280 TraceCheckUtils]: 113: Hoare triple {17733#false} assume !!(0 == ~ep32~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,626 INFO L280 TraceCheckUtils]: 114: Hoare triple {17733#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 ~check__tmp~2; {17733#false} is VALID [2020-07-17 23:07:00,626 INFO L280 TraceCheckUtils]: 115: Hoare triple {17733#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,626 INFO L280 TraceCheckUtils]: 116: Hoare triple {17733#false} assume ~st1~0 + ~nl1~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,626 INFO L280 TraceCheckUtils]: 117: Hoare triple {17733#false} assume ~st2~0 + ~nl2~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,627 INFO L280 TraceCheckUtils]: 118: Hoare triple {17733#false} assume ~st3~0 + ~nl3~0 <= 1; {17733#false} is VALID [2020-07-17 23:07:00,627 INFO L280 TraceCheckUtils]: 119: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-17 23:07:00,627 INFO L280 TraceCheckUtils]: 120: Hoare triple {17733#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {17733#false} is VALID [2020-07-17 23:07:00,627 INFO L280 TraceCheckUtils]: 121: Hoare triple {17733#false} assume ~r1~0 < 2; {17733#false} is VALID [2020-07-17 23:07:00,627 INFO L280 TraceCheckUtils]: 122: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-17 23:07:00,628 INFO L280 TraceCheckUtils]: 123: Hoare triple {17733#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {17733#false} is VALID [2020-07-17 23:07:00,628 INFO L280 TraceCheckUtils]: 124: Hoare triple {17733#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {17733#false} is VALID [2020-07-17 23:07:00,628 INFO L280 TraceCheckUtils]: 125: Hoare triple {17733#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {17733#false} is VALID [2020-07-17 23:07:00,628 INFO L280 TraceCheckUtils]: 126: Hoare triple {17733#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {17733#false} is VALID [2020-07-17 23:07:00,628 INFO L280 TraceCheckUtils]: 127: Hoare triple {17733#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {17733#false} is VALID [2020-07-17 23:07:00,628 INFO L280 TraceCheckUtils]: 128: Hoare triple {17733#false} assume !!(0 == ~ep21~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,629 INFO L280 TraceCheckUtils]: 129: Hoare triple {17733#false} assume !!(0 == ~ep31~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,629 INFO L280 TraceCheckUtils]: 130: Hoare triple {17733#false} ~newmax1~0 := ~node1__newmax~3; {17733#false} is VALID [2020-07-17 23:07:00,629 INFO L280 TraceCheckUtils]: 131: Hoare triple {17733#false} assume 2 == ~r1~0; {17733#false} is VALID [2020-07-17 23:07:00,629 INFO L280 TraceCheckUtils]: 132: Hoare triple {17733#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {17733#false} is VALID [2020-07-17 23:07:00,629 INFO L280 TraceCheckUtils]: 133: Hoare triple {17733#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {17733#false} is VALID [2020-07-17 23:07:00,630 INFO L280 TraceCheckUtils]: 134: Hoare triple {17733#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {17733#false} is VALID [2020-07-17 23:07:00,630 INFO L280 TraceCheckUtils]: 135: Hoare triple {17733#false} assume !!(0 == ~ep12~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,630 INFO L280 TraceCheckUtils]: 136: Hoare triple {17733#false} assume !!(0 == ~ep32~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,630 INFO L280 TraceCheckUtils]: 137: Hoare triple {17733#false} ~newmax2~0 := ~node2__newmax~3; {17733#false} is VALID [2020-07-17 23:07:00,630 INFO L280 TraceCheckUtils]: 138: Hoare triple {17733#false} assume 2 == ~r2~0; {17733#false} is VALID [2020-07-17 23:07:00,630 INFO L280 TraceCheckUtils]: 139: Hoare triple {17733#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {17733#false} is VALID [2020-07-17 23:07:00,631 INFO L280 TraceCheckUtils]: 140: Hoare triple {17733#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {17733#false} is VALID [2020-07-17 23:07:00,631 INFO L280 TraceCheckUtils]: 141: Hoare triple {17733#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {17733#false} is VALID [2020-07-17 23:07:00,631 INFO L280 TraceCheckUtils]: 142: Hoare triple {17733#false} assume !!(0 == ~ep13~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,631 INFO L280 TraceCheckUtils]: 143: Hoare triple {17733#false} assume !!(0 == ~ep23~0 % 256); {17733#false} is VALID [2020-07-17 23:07:00,631 INFO L280 TraceCheckUtils]: 144: Hoare triple {17733#false} ~newmax3~0 := ~node3__newmax~3; {17733#false} is VALID [2020-07-17 23:07:00,632 INFO L280 TraceCheckUtils]: 145: Hoare triple {17733#false} assume 2 == ~r3~0; {17733#false} is VALID [2020-07-17 23:07:00,632 INFO L280 TraceCheckUtils]: 146: Hoare triple {17733#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {17733#false} is VALID [2020-07-17 23:07:00,632 INFO L280 TraceCheckUtils]: 147: Hoare triple {17733#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 ~check__tmp~3; {17733#false} is VALID [2020-07-17 23:07:00,632 INFO L280 TraceCheckUtils]: 148: Hoare triple {17733#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {17733#false} is VALID [2020-07-17 23:07:00,632 INFO L280 TraceCheckUtils]: 149: Hoare triple {17733#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {17733#false} is VALID [2020-07-17 23:07:00,633 INFO L280 TraceCheckUtils]: 150: Hoare triple {17733#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {17733#false} is VALID [2020-07-17 23:07:00,633 INFO L280 TraceCheckUtils]: 151: Hoare triple {17733#false} assume 0 == ~assert__arg~3 % 256; {17733#false} is VALID [2020-07-17 23:07:00,633 INFO L280 TraceCheckUtils]: 152: Hoare triple {17733#false} assume !false; {17733#false} is VALID [2020-07-17 23:07:00,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 23:07:00,679 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318536477] [2020-07-17 23:07:00,679 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:07:00,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 23:07:00,681 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675029920] [2020-07-17 23:07:00,681 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2020-07-17 23:07:00,682 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:07:00,682 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 23:07:00,927 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 153 edges. 153 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:00,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 23:07:00,928 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:07:00,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 23:07:00,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:07:00,928 INFO L87 Difference]: Start difference. First operand 1024 states and 1519 transitions. Second operand 5 states. [2020-07-17 23:07:08,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:08,480 INFO L93 Difference]: Finished difference Result 2950 states and 4361 transitions. [2020-07-17 23:07:08,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:07:08,481 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2020-07-17 23:07:08,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:07:08,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:07:08,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1382 transitions. [2020-07-17 23:07:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:07:08,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1382 transitions. [2020-07-17 23:07:08,492 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1382 transitions. [2020-07-17 23:07:10,293 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1382 edges. 1382 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:10,468 INFO L225 Difference]: With dead ends: 2950 [2020-07-17 23:07:10,469 INFO L226 Difference]: Without dead ends: 1960 [2020-07-17 23:07:10,471 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 23:07:10,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1960 states. [2020-07-17 23:07:12,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1960 to 1958. [2020-07-17 23:07:12,309 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:07:12,309 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1960 states. Second operand 1958 states. [2020-07-17 23:07:12,309 INFO L74 IsIncluded]: Start isIncluded. First operand 1960 states. Second operand 1958 states. [2020-07-17 23:07:12,309 INFO L87 Difference]: Start difference. First operand 1960 states. Second operand 1958 states. [2020-07-17 23:07:12,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:12,437 INFO L93 Difference]: Finished difference Result 1960 states and 2871 transitions. [2020-07-17 23:07:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2871 transitions. [2020-07-17 23:07:12,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:12,441 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:12,441 INFO L74 IsIncluded]: Start isIncluded. First operand 1958 states. Second operand 1960 states. [2020-07-17 23:07:12,441 INFO L87 Difference]: Start difference. First operand 1958 states. Second operand 1960 states. [2020-07-17 23:07:12,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:12,596 INFO L93 Difference]: Finished difference Result 1960 states and 2871 transitions. [2020-07-17 23:07:12,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2871 transitions. [2020-07-17 23:07:12,599 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:12,600 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:12,600 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:07:12,600 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:07:12,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1958 states. [2020-07-17 23:07:12,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2870 transitions. [2020-07-17 23:07:12,793 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2870 transitions. Word has length 153 [2020-07-17 23:07:12,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:07:12,793 INFO L479 AbstractCegarLoop]: Abstraction has 1958 states and 2870 transitions. [2020-07-17 23:07:12,794 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 23:07:12,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2870 transitions. [2020-07-17 23:07:12,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-17 23:07:12,797 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:07:12,797 INFO L422 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] [2020-07-17 23:07:12,797 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 23:07:12,797 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:07:12,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:07:12,798 INFO L82 PathProgramCache]: Analyzing trace with hash -919312578, now seen corresponding path program 1 times [2020-07-17 23:07:12,798 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:07:12,798 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689244424] [2020-07-17 23:07:12,798 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:07:12,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:13,137 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-17 23:07:13,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:13,169 INFO L280 TraceCheckUtils]: 0: Hoare triple {28084#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {28078#true} is VALID [2020-07-17 23:07:13,169 INFO L280 TraceCheckUtils]: 1: Hoare triple {28078#true} assume true; {28078#true} is VALID [2020-07-17 23:07:13,170 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28078#true} {28078#true} #1358#return; {28078#true} is VALID [2020-07-17 23:07:13,174 INFO L263 TraceCheckUtils]: 0: Hoare triple {28078#true} call ULTIMATE.init(); {28084#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:07:13,174 INFO L280 TraceCheckUtils]: 1: Hoare triple {28084#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {28078#true} is VALID [2020-07-17 23:07:13,174 INFO L280 TraceCheckUtils]: 2: Hoare triple {28078#true} assume true; {28078#true} is VALID [2020-07-17 23:07:13,174 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {28078#true} {28078#true} #1358#return; {28078#true} is VALID [2020-07-17 23:07:13,175 INFO L263 TraceCheckUtils]: 4: Hoare triple {28078#true} call #t~ret30 := main(); {28078#true} is VALID [2020-07-17 23:07:13,175 INFO L280 TraceCheckUtils]: 5: Hoare triple {28078#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {28078#true} is VALID [2020-07-17 23:07:13,175 INFO L280 TraceCheckUtils]: 6: Hoare triple {28078#true} assume !!(0 == ~init__r121~0 % 256); {28078#true} is VALID [2020-07-17 23:07:13,175 INFO L280 TraceCheckUtils]: 7: Hoare triple {28078#true} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {28078#true} is VALID [2020-07-17 23:07:13,175 INFO L280 TraceCheckUtils]: 8: Hoare triple {28078#true} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {28078#true} is VALID [2020-07-17 23:07:13,176 INFO L280 TraceCheckUtils]: 9: Hoare triple {28078#true} assume !!(0 == ~init__r131~0 % 256); {28078#true} is VALID [2020-07-17 23:07:13,176 INFO L280 TraceCheckUtils]: 10: Hoare triple {28078#true} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {28078#true} is VALID [2020-07-17 23:07:13,176 INFO L280 TraceCheckUtils]: 11: Hoare triple {28078#true} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {28078#true} is VALID [2020-07-17 23:07:13,176 INFO L280 TraceCheckUtils]: 12: Hoare triple {28078#true} assume !!(0 == ~init__r211~0 % 256); {28078#true} is VALID [2020-07-17 23:07:13,177 INFO L280 TraceCheckUtils]: 13: Hoare triple {28078#true} assume !!(0 == ~init__r231~0 % 256);~init__tmp___1~0 := 0; {28083#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} is VALID [2020-07-17 23:07:13,178 INFO L280 TraceCheckUtils]: 14: Hoare triple {28083#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {28083#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} is VALID [2020-07-17 23:07:13,179 INFO L280 TraceCheckUtils]: 15: Hoare triple {28083#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {28079#false} is VALID [2020-07-17 23:07:13,179 INFO L280 TraceCheckUtils]: 16: Hoare triple {28079#false} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {28079#false} is VALID [2020-07-17 23:07:13,179 INFO L280 TraceCheckUtils]: 17: Hoare triple {28079#false} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {28079#false} is VALID [2020-07-17 23:07:13,179 INFO L280 TraceCheckUtils]: 18: Hoare triple {28079#false} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {28079#false} is VALID [2020-07-17 23:07:13,180 INFO L280 TraceCheckUtils]: 19: Hoare triple {28079#false} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {28079#false} is VALID [2020-07-17 23:07:13,180 INFO L280 TraceCheckUtils]: 20: Hoare triple {28079#false} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {28079#false} is VALID [2020-07-17 23:07:13,180 INFO L280 TraceCheckUtils]: 21: Hoare triple {28079#false} assume ~id1~0 != ~id2~0; {28079#false} is VALID [2020-07-17 23:07:13,180 INFO L280 TraceCheckUtils]: 22: Hoare triple {28079#false} assume ~id1~0 != ~id3~0; {28079#false} is VALID [2020-07-17 23:07:13,180 INFO L280 TraceCheckUtils]: 23: Hoare triple {28079#false} assume ~id2~0 != ~id3~0; {28079#false} is VALID [2020-07-17 23:07:13,180 INFO L280 TraceCheckUtils]: 24: Hoare triple {28079#false} assume ~id1~0 >= 0; {28079#false} is VALID [2020-07-17 23:07:13,181 INFO L280 TraceCheckUtils]: 25: Hoare triple {28079#false} assume ~id2~0 >= 0; {28079#false} is VALID [2020-07-17 23:07:13,181 INFO L280 TraceCheckUtils]: 26: Hoare triple {28079#false} assume ~id3~0 >= 0; {28079#false} is VALID [2020-07-17 23:07:13,181 INFO L280 TraceCheckUtils]: 27: Hoare triple {28079#false} assume 0 == ~r1~0; {28079#false} is VALID [2020-07-17 23:07:13,181 INFO L280 TraceCheckUtils]: 28: Hoare triple {28079#false} assume 0 == ~r2~0; {28079#false} is VALID [2020-07-17 23:07:13,181 INFO L280 TraceCheckUtils]: 29: Hoare triple {28079#false} assume 0 == ~r3~0; {28079#false} is VALID [2020-07-17 23:07:13,182 INFO L280 TraceCheckUtils]: 30: Hoare triple {28079#false} assume ~max1~0 == ~id1~0; {28079#false} is VALID [2020-07-17 23:07:13,182 INFO L280 TraceCheckUtils]: 31: Hoare triple {28079#false} assume ~max2~0 == ~id2~0; {28079#false} is VALID [2020-07-17 23:07:13,182 INFO L280 TraceCheckUtils]: 32: Hoare triple {28079#false} assume ~max3~0 == ~id3~0; {28079#false} is VALID [2020-07-17 23:07:13,182 INFO L280 TraceCheckUtils]: 33: Hoare triple {28079#false} assume 0 == ~st1~0; {28079#false} is VALID [2020-07-17 23:07:13,182 INFO L280 TraceCheckUtils]: 34: Hoare triple {28079#false} assume 0 == ~st2~0; {28079#false} is VALID [2020-07-17 23:07:13,183 INFO L280 TraceCheckUtils]: 35: Hoare triple {28079#false} assume 0 == ~st3~0; {28079#false} is VALID [2020-07-17 23:07:13,183 INFO L280 TraceCheckUtils]: 36: Hoare triple {28079#false} assume 0 == ~nl1~0; {28079#false} is VALID [2020-07-17 23:07:13,183 INFO L280 TraceCheckUtils]: 37: Hoare triple {28079#false} assume 0 == ~nl2~0; {28079#false} is VALID [2020-07-17 23:07:13,183 INFO L280 TraceCheckUtils]: 38: Hoare triple {28079#false} assume 0 == ~nl3~0; {28079#false} is VALID [2020-07-17 23:07:13,183 INFO L280 TraceCheckUtils]: 39: Hoare triple {28079#false} assume 0 == ~mode1~0 % 256; {28079#false} is VALID [2020-07-17 23:07:13,183 INFO L280 TraceCheckUtils]: 40: Hoare triple {28079#false} assume 0 == ~mode2~0 % 256; {28079#false} is VALID [2020-07-17 23:07:13,184 INFO L280 TraceCheckUtils]: 41: Hoare triple {28079#false} assume 0 == ~mode3~0 % 256; {28079#false} is VALID [2020-07-17 23:07:13,184 INFO L280 TraceCheckUtils]: 42: Hoare triple {28079#false} assume !(0 == ~newmax1~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,184 INFO L280 TraceCheckUtils]: 43: Hoare triple {28079#false} assume !(0 == ~newmax2~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,184 INFO L280 TraceCheckUtils]: 44: Hoare triple {28079#false} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {28079#false} is VALID [2020-07-17 23:07:13,184 INFO L280 TraceCheckUtils]: 45: Hoare triple {28079#false} assume 0 != ~main__i2~0;~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__i2~0 := 0; {28079#false} is VALID [2020-07-17 23:07:13,185 INFO L280 TraceCheckUtils]: 46: Hoare triple {28079#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {28079#false} is VALID [2020-07-17 23:07:13,185 INFO L280 TraceCheckUtils]: 47: Hoare triple {28079#false} assume !!(0 == ~mode1~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,185 INFO L280 TraceCheckUtils]: 48: Hoare triple {28079#false} assume ~r1~0 < 2; {28079#false} is VALID [2020-07-17 23:07:13,185 INFO L280 TraceCheckUtils]: 49: Hoare triple {28079#false} assume !!(0 == ~ep12~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,185 INFO L280 TraceCheckUtils]: 50: Hoare triple {28079#false} assume !!(0 == ~ep13~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,185 INFO L280 TraceCheckUtils]: 51: Hoare triple {28079#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {28079#false} is VALID [2020-07-17 23:07:13,186 INFO L280 TraceCheckUtils]: 52: Hoare triple {28079#false} assume !!(0 == ~mode2~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,186 INFO L280 TraceCheckUtils]: 53: Hoare triple {28079#false} assume ~r2~0 < 2; {28079#false} is VALID [2020-07-17 23:07:13,186 INFO L280 TraceCheckUtils]: 54: Hoare triple {28079#false} assume !!(0 == ~ep21~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,186 INFO L280 TraceCheckUtils]: 55: Hoare triple {28079#false} assume !!(0 == ~ep23~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,186 INFO L280 TraceCheckUtils]: 56: Hoare triple {28079#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {28079#false} is VALID [2020-07-17 23:07:13,186 INFO L280 TraceCheckUtils]: 57: Hoare triple {28079#false} assume !!(0 == ~mode3~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,187 INFO L280 TraceCheckUtils]: 58: Hoare triple {28079#false} assume ~r3~0 < 2; {28079#false} is VALID [2020-07-17 23:07:13,187 INFO L280 TraceCheckUtils]: 59: Hoare triple {28079#false} assume !!(0 == ~ep31~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,187 INFO L280 TraceCheckUtils]: 60: Hoare triple {28079#false} assume !!(0 == ~ep32~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,187 INFO L280 TraceCheckUtils]: 61: Hoare triple {28079#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 ~check__tmp~0; {28079#false} is VALID [2020-07-17 23:07:13,187 INFO L280 TraceCheckUtils]: 62: Hoare triple {28079#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,188 INFO L280 TraceCheckUtils]: 63: Hoare triple {28079#false} assume ~st1~0 + ~nl1~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,188 INFO L280 TraceCheckUtils]: 64: Hoare triple {28079#false} assume ~st2~0 + ~nl2~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,188 INFO L280 TraceCheckUtils]: 65: Hoare triple {28079#false} assume ~st3~0 + ~nl3~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,188 INFO L280 TraceCheckUtils]: 66: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-17 23:07:13,188 INFO L280 TraceCheckUtils]: 67: Hoare triple {28079#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {28079#false} is VALID [2020-07-17 23:07:13,188 INFO L280 TraceCheckUtils]: 68: Hoare triple {28079#false} assume ~r1~0 < 2; {28079#false} is VALID [2020-07-17 23:07:13,189 INFO L280 TraceCheckUtils]: 69: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-17 23:07:13,189 INFO L280 TraceCheckUtils]: 70: Hoare triple {28079#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {28079#false} is VALID [2020-07-17 23:07:13,189 INFO L280 TraceCheckUtils]: 71: Hoare triple {28079#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {28079#false} is VALID [2020-07-17 23:07:13,189 INFO L280 TraceCheckUtils]: 72: Hoare triple {28079#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {28079#false} is VALID [2020-07-17 23:07:13,189 INFO L280 TraceCheckUtils]: 73: Hoare triple {28079#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {28079#false} is VALID [2020-07-17 23:07:13,190 INFO L280 TraceCheckUtils]: 74: Hoare triple {28079#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {28079#false} is VALID [2020-07-17 23:07:13,190 INFO L280 TraceCheckUtils]: 75: Hoare triple {28079#false} assume !!(0 == ~ep21~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,190 INFO L280 TraceCheckUtils]: 76: Hoare triple {28079#false} assume !!(0 == ~ep31~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,190 INFO L280 TraceCheckUtils]: 77: Hoare triple {28079#false} ~newmax1~0 := ~node1__newmax~1; {28079#false} is VALID [2020-07-17 23:07:13,190 INFO L280 TraceCheckUtils]: 78: Hoare triple {28079#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {28079#false} is VALID [2020-07-17 23:07:13,190 INFO L280 TraceCheckUtils]: 79: Hoare triple {28079#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {28079#false} is VALID [2020-07-17 23:07:13,191 INFO L280 TraceCheckUtils]: 80: Hoare triple {28079#false} assume !!(0 == ~ep12~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,191 INFO L280 TraceCheckUtils]: 81: Hoare triple {28079#false} assume !!(0 == ~ep32~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,191 INFO L280 TraceCheckUtils]: 82: Hoare triple {28079#false} ~newmax2~0 := ~node2__newmax~1; {28079#false} is VALID [2020-07-17 23:07:13,191 INFO L280 TraceCheckUtils]: 83: Hoare triple {28079#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {28079#false} is VALID [2020-07-17 23:07:13,191 INFO L280 TraceCheckUtils]: 84: Hoare triple {28079#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {28079#false} is VALID [2020-07-17 23:07:13,192 INFO L280 TraceCheckUtils]: 85: Hoare triple {28079#false} assume !!(0 == ~ep13~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,192 INFO L280 TraceCheckUtils]: 86: Hoare triple {28079#false} assume !!(0 == ~ep23~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,192 INFO L280 TraceCheckUtils]: 87: Hoare triple {28079#false} ~newmax3~0 := ~node3__newmax~1; {28079#false} is VALID [2020-07-17 23:07:13,192 INFO L280 TraceCheckUtils]: 88: Hoare triple {28079#false} assume !(2 == ~r3~0);~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 ~check__tmp~1; {28079#false} is VALID [2020-07-17 23:07:13,192 INFO L280 TraceCheckUtils]: 89: Hoare triple {28079#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,192 INFO L280 TraceCheckUtils]: 90: Hoare triple {28079#false} assume ~st1~0 + ~nl1~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,193 INFO L280 TraceCheckUtils]: 91: Hoare triple {28079#false} assume ~st2~0 + ~nl2~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,193 INFO L280 TraceCheckUtils]: 92: Hoare triple {28079#false} assume ~st3~0 + ~nl3~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,193 INFO L280 TraceCheckUtils]: 93: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-17 23:07:13,193 INFO L280 TraceCheckUtils]: 94: Hoare triple {28079#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {28079#false} is VALID [2020-07-17 23:07:13,193 INFO L280 TraceCheckUtils]: 95: Hoare triple {28079#false} assume ~r1~0 < 2; {28079#false} is VALID [2020-07-17 23:07:13,193 INFO L280 TraceCheckUtils]: 96: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-17 23:07:13,194 INFO L280 TraceCheckUtils]: 97: Hoare triple {28079#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {28079#false} is VALID [2020-07-17 23:07:13,194 INFO L280 TraceCheckUtils]: 98: Hoare triple {28079#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {28079#false} is VALID [2020-07-17 23:07:13,194 INFO L280 TraceCheckUtils]: 99: Hoare triple {28079#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {28079#false} is VALID [2020-07-17 23:07:13,194 INFO L280 TraceCheckUtils]: 100: Hoare triple {28079#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {28079#false} is VALID [2020-07-17 23:07:13,194 INFO L280 TraceCheckUtils]: 101: Hoare triple {28079#false} assume !!(0 == ~mode1~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,195 INFO L280 TraceCheckUtils]: 102: Hoare triple {28079#false} assume ~r1~0 < 2; {28079#false} is VALID [2020-07-17 23:07:13,195 INFO L280 TraceCheckUtils]: 103: Hoare triple {28079#false} assume !!(0 == ~ep12~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,195 INFO L280 TraceCheckUtils]: 104: Hoare triple {28079#false} assume !!(0 == ~ep13~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,195 INFO L280 TraceCheckUtils]: 105: Hoare triple {28079#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {28079#false} is VALID [2020-07-17 23:07:13,195 INFO L280 TraceCheckUtils]: 106: Hoare triple {28079#false} assume !!(0 == ~mode2~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,195 INFO L280 TraceCheckUtils]: 107: Hoare triple {28079#false} assume ~r2~0 < 2; {28079#false} is VALID [2020-07-17 23:07:13,196 INFO L280 TraceCheckUtils]: 108: Hoare triple {28079#false} assume !!(0 == ~ep21~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,196 INFO L280 TraceCheckUtils]: 109: Hoare triple {28079#false} assume !!(0 == ~ep23~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,196 INFO L280 TraceCheckUtils]: 110: Hoare triple {28079#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {28079#false} is VALID [2020-07-17 23:07:13,196 INFO L280 TraceCheckUtils]: 111: Hoare triple {28079#false} assume !!(0 == ~mode3~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,196 INFO L280 TraceCheckUtils]: 112: Hoare triple {28079#false} assume ~r3~0 < 2; {28079#false} is VALID [2020-07-17 23:07:13,197 INFO L280 TraceCheckUtils]: 113: Hoare triple {28079#false} assume !!(0 == ~ep31~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,197 INFO L280 TraceCheckUtils]: 114: Hoare triple {28079#false} assume !!(0 == ~ep32~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,197 INFO L280 TraceCheckUtils]: 115: Hoare triple {28079#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 ~check__tmp~2; {28079#false} is VALID [2020-07-17 23:07:13,197 INFO L280 TraceCheckUtils]: 116: Hoare triple {28079#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,197 INFO L280 TraceCheckUtils]: 117: Hoare triple {28079#false} assume ~st1~0 + ~nl1~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,198 INFO L280 TraceCheckUtils]: 118: Hoare triple {28079#false} assume ~st2~0 + ~nl2~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,198 INFO L280 TraceCheckUtils]: 119: Hoare triple {28079#false} assume ~st3~0 + ~nl3~0 <= 1; {28079#false} is VALID [2020-07-17 23:07:13,198 INFO L280 TraceCheckUtils]: 120: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-17 23:07:13,198 INFO L280 TraceCheckUtils]: 121: Hoare triple {28079#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {28079#false} is VALID [2020-07-17 23:07:13,198 INFO L280 TraceCheckUtils]: 122: Hoare triple {28079#false} assume ~r1~0 < 2; {28079#false} is VALID [2020-07-17 23:07:13,198 INFO L280 TraceCheckUtils]: 123: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-17 23:07:13,199 INFO L280 TraceCheckUtils]: 124: Hoare triple {28079#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {28079#false} is VALID [2020-07-17 23:07:13,199 INFO L280 TraceCheckUtils]: 125: Hoare triple {28079#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {28079#false} is VALID [2020-07-17 23:07:13,199 INFO L280 TraceCheckUtils]: 126: Hoare triple {28079#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {28079#false} is VALID [2020-07-17 23:07:13,199 INFO L280 TraceCheckUtils]: 127: Hoare triple {28079#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {28079#false} is VALID [2020-07-17 23:07:13,199 INFO L280 TraceCheckUtils]: 128: Hoare triple {28079#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {28079#false} is VALID [2020-07-17 23:07:13,199 INFO L280 TraceCheckUtils]: 129: Hoare triple {28079#false} assume !!(0 == ~ep21~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,200 INFO L280 TraceCheckUtils]: 130: Hoare triple {28079#false} assume !!(0 == ~ep31~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,200 INFO L280 TraceCheckUtils]: 131: Hoare triple {28079#false} ~newmax1~0 := ~node1__newmax~3; {28079#false} is VALID [2020-07-17 23:07:13,200 INFO L280 TraceCheckUtils]: 132: Hoare triple {28079#false} assume 2 == ~r1~0; {28079#false} is VALID [2020-07-17 23:07:13,200 INFO L280 TraceCheckUtils]: 133: Hoare triple {28079#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {28079#false} is VALID [2020-07-17 23:07:13,200 INFO L280 TraceCheckUtils]: 134: Hoare triple {28079#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {28079#false} is VALID [2020-07-17 23:07:13,201 INFO L280 TraceCheckUtils]: 135: Hoare triple {28079#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {28079#false} is VALID [2020-07-17 23:07:13,201 INFO L280 TraceCheckUtils]: 136: Hoare triple {28079#false} assume !!(0 == ~ep12~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,201 INFO L280 TraceCheckUtils]: 137: Hoare triple {28079#false} assume !!(0 == ~ep32~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,201 INFO L280 TraceCheckUtils]: 138: Hoare triple {28079#false} ~newmax2~0 := ~node2__newmax~3; {28079#false} is VALID [2020-07-17 23:07:13,201 INFO L280 TraceCheckUtils]: 139: Hoare triple {28079#false} assume 2 == ~r2~0; {28079#false} is VALID [2020-07-17 23:07:13,201 INFO L280 TraceCheckUtils]: 140: Hoare triple {28079#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {28079#false} is VALID [2020-07-17 23:07:13,202 INFO L280 TraceCheckUtils]: 141: Hoare triple {28079#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {28079#false} is VALID [2020-07-17 23:07:13,202 INFO L280 TraceCheckUtils]: 142: Hoare triple {28079#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {28079#false} is VALID [2020-07-17 23:07:13,202 INFO L280 TraceCheckUtils]: 143: Hoare triple {28079#false} assume !!(0 == ~ep13~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,202 INFO L280 TraceCheckUtils]: 144: Hoare triple {28079#false} assume !!(0 == ~ep23~0 % 256); {28079#false} is VALID [2020-07-17 23:07:13,202 INFO L280 TraceCheckUtils]: 145: Hoare triple {28079#false} ~newmax3~0 := ~node3__newmax~3; {28079#false} is VALID [2020-07-17 23:07:13,202 INFO L280 TraceCheckUtils]: 146: Hoare triple {28079#false} assume 2 == ~r3~0; {28079#false} is VALID [2020-07-17 23:07:13,203 INFO L280 TraceCheckUtils]: 147: Hoare triple {28079#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {28079#false} is VALID [2020-07-17 23:07:13,203 INFO L280 TraceCheckUtils]: 148: Hoare triple {28079#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 ~check__tmp~3; {28079#false} is VALID [2020-07-17 23:07:13,203 INFO L280 TraceCheckUtils]: 149: Hoare triple {28079#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {28079#false} is VALID [2020-07-17 23:07:13,203 INFO L280 TraceCheckUtils]: 150: Hoare triple {28079#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {28079#false} is VALID [2020-07-17 23:07:13,203 INFO L280 TraceCheckUtils]: 151: Hoare triple {28079#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {28079#false} is VALID [2020-07-17 23:07:13,204 INFO L280 TraceCheckUtils]: 152: Hoare triple {28079#false} assume 0 == ~assert__arg~3 % 256; {28079#false} is VALID [2020-07-17 23:07:13,204 INFO L280 TraceCheckUtils]: 153: Hoare triple {28079#false} assume !false; {28079#false} is VALID [2020-07-17 23:07:13,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 23:07:13,224 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689244424] [2020-07-17 23:07:13,224 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:07:13,224 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 23:07:13,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024828011] [2020-07-17 23:07:13,225 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 154 [2020-07-17 23:07:13,225 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:07:13,225 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 23:07:13,400 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 154 edges. 154 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:13,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 23:07:13,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:07:13,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 23:07:13,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:07:13,402 INFO L87 Difference]: Start difference. First operand 1958 states and 2870 transitions. Second operand 4 states. [2020-07-17 23:07:23,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:23,648 INFO L93 Difference]: Finished difference Result 5790 states and 8482 transitions. [2020-07-17 23:07:23,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-17 23:07:23,648 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 154 [2020-07-17 23:07:23,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:07:23,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:07:23,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1410 transitions. [2020-07-17 23:07:23,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:07:23,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1410 transitions. [2020-07-17 23:07:23,659 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1410 transitions. [2020-07-17 23:07:25,596 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1410 edges. 1410 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:26,263 INFO L225 Difference]: With dead ends: 5790 [2020-07-17 23:07:26,263 INFO L226 Difference]: Without dead ends: 3880 [2020-07-17 23:07:26,266 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:07:26,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3880 states. [2020-07-17 23:07:28,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3880 to 1962. [2020-07-17 23:07:28,505 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:07:28,505 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3880 states. Second operand 1962 states. [2020-07-17 23:07:28,506 INFO L74 IsIncluded]: Start isIncluded. First operand 3880 states. Second operand 1962 states. [2020-07-17 23:07:28,506 INFO L87 Difference]: Start difference. First operand 3880 states. Second operand 1962 states. [2020-07-17 23:07:28,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:28,950 INFO L93 Difference]: Finished difference Result 3880 states and 5683 transitions. [2020-07-17 23:07:28,950 INFO L276 IsEmpty]: Start isEmpty. Operand 3880 states and 5683 transitions. [2020-07-17 23:07:28,954 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:28,955 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:28,955 INFO L74 IsIncluded]: Start isIncluded. First operand 1962 states. Second operand 3880 states. [2020-07-17 23:07:28,955 INFO L87 Difference]: Start difference. First operand 1962 states. Second operand 3880 states. [2020-07-17 23:07:29,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:29,446 INFO L93 Difference]: Finished difference Result 3880 states and 5683 transitions. [2020-07-17 23:07:29,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3880 states and 5683 transitions. [2020-07-17 23:07:29,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:29,450 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:29,450 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:07:29,450 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:07:29,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2020-07-17 23:07:29,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2874 transitions. [2020-07-17 23:07:29,615 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2874 transitions. Word has length 154 [2020-07-17 23:07:29,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:07:29,616 INFO L479 AbstractCegarLoop]: Abstraction has 1962 states and 2874 transitions. [2020-07-17 23:07:29,616 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 23:07:29,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2874 transitions. [2020-07-17 23:07:29,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-17 23:07:29,618 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:07:29,618 INFO L422 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] [2020-07-17 23:07:29,619 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 23:07:29,619 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:07:29,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:07:29,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1585428376, now seen corresponding path program 1 times [2020-07-17 23:07:29,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:07:29,620 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379622887] [2020-07-17 23:07:29,620 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:07:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:29,984 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-17 23:07:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:30,030 INFO L280 TraceCheckUtils]: 0: Hoare triple {45985#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {45979#true} is VALID [2020-07-17 23:07:30,030 INFO L280 TraceCheckUtils]: 1: Hoare triple {45979#true} assume true; {45979#true} is VALID [2020-07-17 23:07:30,030 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {45979#true} {45979#true} #1358#return; {45979#true} is VALID [2020-07-17 23:07:30,035 INFO L263 TraceCheckUtils]: 0: Hoare triple {45979#true} call ULTIMATE.init(); {45985#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:07:30,035 INFO L280 TraceCheckUtils]: 1: Hoare triple {45985#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {45979#true} is VALID [2020-07-17 23:07:30,035 INFO L280 TraceCheckUtils]: 2: Hoare triple {45979#true} assume true; {45979#true} is VALID [2020-07-17 23:07:30,036 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {45979#true} {45979#true} #1358#return; {45979#true} is VALID [2020-07-17 23:07:30,036 INFO L263 TraceCheckUtils]: 4: Hoare triple {45979#true} call #t~ret30 := main(); {45979#true} is VALID [2020-07-17 23:07:30,036 INFO L280 TraceCheckUtils]: 5: Hoare triple {45979#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {45979#true} is VALID [2020-07-17 23:07:30,036 INFO L280 TraceCheckUtils]: 6: Hoare triple {45979#true} assume !!(0 == ~init__r121~0 % 256); {45979#true} is VALID [2020-07-17 23:07:30,036 INFO L280 TraceCheckUtils]: 7: Hoare triple {45979#true} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {45979#true} is VALID [2020-07-17 23:07:30,037 INFO L280 TraceCheckUtils]: 8: Hoare triple {45979#true} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {45979#true} is VALID [2020-07-17 23:07:30,037 INFO L280 TraceCheckUtils]: 9: Hoare triple {45979#true} assume !!(0 == ~init__r131~0 % 256); {45979#true} is VALID [2020-07-17 23:07:30,037 INFO L280 TraceCheckUtils]: 10: Hoare triple {45979#true} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {45979#true} is VALID [2020-07-17 23:07:30,037 INFO L280 TraceCheckUtils]: 11: Hoare triple {45979#true} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {45979#true} is VALID [2020-07-17 23:07:30,037 INFO L280 TraceCheckUtils]: 12: Hoare triple {45979#true} assume !!(0 == ~init__r211~0 % 256); {45979#true} is VALID [2020-07-17 23:07:30,038 INFO L280 TraceCheckUtils]: 13: Hoare triple {45979#true} assume !(0 == ~init__r231~0 % 256); {45979#true} is VALID [2020-07-17 23:07:30,039 INFO L280 TraceCheckUtils]: 14: Hoare triple {45979#true} assume !(0 == ~ep31~0 % 256);~init__tmp___1~0 := 1; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,040 INFO L280 TraceCheckUtils]: 15: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,041 INFO L280 TraceCheckUtils]: 16: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,041 INFO L280 TraceCheckUtils]: 17: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,049 INFO L280 TraceCheckUtils]: 18: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,050 INFO L280 TraceCheckUtils]: 19: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,051 INFO L280 TraceCheckUtils]: 20: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,052 INFO L280 TraceCheckUtils]: 21: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,053 INFO L280 TraceCheckUtils]: 22: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id1~0 != ~id2~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,053 INFO L280 TraceCheckUtils]: 23: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id1~0 != ~id3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,054 INFO L280 TraceCheckUtils]: 24: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id2~0 != ~id3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,055 INFO L280 TraceCheckUtils]: 25: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id1~0 >= 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,055 INFO L280 TraceCheckUtils]: 26: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id2~0 >= 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,056 INFO L280 TraceCheckUtils]: 27: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id3~0 >= 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,056 INFO L280 TraceCheckUtils]: 28: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~r1~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,057 INFO L280 TraceCheckUtils]: 29: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~r2~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,058 INFO L280 TraceCheckUtils]: 30: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~r3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,058 INFO L280 TraceCheckUtils]: 31: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~max1~0 == ~id1~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,059 INFO L280 TraceCheckUtils]: 32: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~max2~0 == ~id2~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,060 INFO L280 TraceCheckUtils]: 33: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~max3~0 == ~id3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,060 INFO L280 TraceCheckUtils]: 34: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~st1~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,061 INFO L280 TraceCheckUtils]: 35: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~st2~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,061 INFO L280 TraceCheckUtils]: 36: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~st3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,062 INFO L280 TraceCheckUtils]: 37: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~nl1~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,063 INFO L280 TraceCheckUtils]: 38: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~nl2~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,063 INFO L280 TraceCheckUtils]: 39: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~nl3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,064 INFO L280 TraceCheckUtils]: 40: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~mode1~0 % 256; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,069 INFO L280 TraceCheckUtils]: 41: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~mode2~0 % 256; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,070 INFO L280 TraceCheckUtils]: 42: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~mode3~0 % 256; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,070 INFO L280 TraceCheckUtils]: 43: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~newmax1~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,071 INFO L280 TraceCheckUtils]: 44: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~newmax2~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,072 INFO L280 TraceCheckUtils]: 45: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,072 INFO L280 TraceCheckUtils]: 46: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 != ~main__i2~0;~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__i2~0 := 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,073 INFO L280 TraceCheckUtils]: 47: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,074 INFO L280 TraceCheckUtils]: 48: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~mode1~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,074 INFO L280 TraceCheckUtils]: 49: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~r1~0 < 2; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,075 INFO L280 TraceCheckUtils]: 50: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~ep12~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,076 INFO L280 TraceCheckUtils]: 51: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~ep13~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,076 INFO L280 TraceCheckUtils]: 52: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,077 INFO L280 TraceCheckUtils]: 53: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~mode2~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,077 INFO L280 TraceCheckUtils]: 54: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~r2~0 < 2; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,078 INFO L280 TraceCheckUtils]: 55: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~ep21~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,079 INFO L280 TraceCheckUtils]: 56: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~ep23~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,079 INFO L280 TraceCheckUtils]: 57: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,080 INFO L280 TraceCheckUtils]: 58: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~mode3~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,081 INFO L280 TraceCheckUtils]: 59: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~r3~0 < 2; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-17 23:07:30,082 INFO L280 TraceCheckUtils]: 60: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~ep31~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,082 INFO L280 TraceCheckUtils]: 61: Hoare triple {45980#false} assume !!(0 == ~ep32~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,082 INFO L280 TraceCheckUtils]: 62: Hoare triple {45980#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 ~check__tmp~0; {45980#false} is VALID [2020-07-17 23:07:30,082 INFO L280 TraceCheckUtils]: 63: Hoare triple {45980#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,083 INFO L280 TraceCheckUtils]: 64: Hoare triple {45980#false} assume ~st1~0 + ~nl1~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,083 INFO L280 TraceCheckUtils]: 65: Hoare triple {45980#false} assume ~st2~0 + ~nl2~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,083 INFO L280 TraceCheckUtils]: 66: Hoare triple {45980#false} assume ~st3~0 + ~nl3~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,083 INFO L280 TraceCheckUtils]: 67: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-17 23:07:30,083 INFO L280 TraceCheckUtils]: 68: Hoare triple {45980#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {45980#false} is VALID [2020-07-17 23:07:30,084 INFO L280 TraceCheckUtils]: 69: Hoare triple {45980#false} assume ~r1~0 < 2; {45980#false} is VALID [2020-07-17 23:07:30,084 INFO L280 TraceCheckUtils]: 70: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-17 23:07:30,084 INFO L280 TraceCheckUtils]: 71: Hoare triple {45980#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {45980#false} is VALID [2020-07-17 23:07:30,084 INFO L280 TraceCheckUtils]: 72: Hoare triple {45980#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {45980#false} is VALID [2020-07-17 23:07:30,084 INFO L280 TraceCheckUtils]: 73: Hoare triple {45980#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {45980#false} is VALID [2020-07-17 23:07:30,084 INFO L280 TraceCheckUtils]: 74: Hoare triple {45980#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {45980#false} is VALID [2020-07-17 23:07:30,085 INFO L280 TraceCheckUtils]: 75: Hoare triple {45980#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {45980#false} is VALID [2020-07-17 23:07:30,085 INFO L280 TraceCheckUtils]: 76: Hoare triple {45980#false} assume !!(0 == ~ep21~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,085 INFO L280 TraceCheckUtils]: 77: Hoare triple {45980#false} assume !!(0 == ~ep31~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,085 INFO L280 TraceCheckUtils]: 78: Hoare triple {45980#false} ~newmax1~0 := ~node1__newmax~1; {45980#false} is VALID [2020-07-17 23:07:30,085 INFO L280 TraceCheckUtils]: 79: Hoare triple {45980#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {45980#false} is VALID [2020-07-17 23:07:30,086 INFO L280 TraceCheckUtils]: 80: Hoare triple {45980#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {45980#false} is VALID [2020-07-17 23:07:30,086 INFO L280 TraceCheckUtils]: 81: Hoare triple {45980#false} assume !!(0 == ~ep12~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,086 INFO L280 TraceCheckUtils]: 82: Hoare triple {45980#false} assume !!(0 == ~ep32~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,086 INFO L280 TraceCheckUtils]: 83: Hoare triple {45980#false} ~newmax2~0 := ~node2__newmax~1; {45980#false} is VALID [2020-07-17 23:07:30,086 INFO L280 TraceCheckUtils]: 84: Hoare triple {45980#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {45980#false} is VALID [2020-07-17 23:07:30,086 INFO L280 TraceCheckUtils]: 85: Hoare triple {45980#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {45980#false} is VALID [2020-07-17 23:07:30,087 INFO L280 TraceCheckUtils]: 86: Hoare triple {45980#false} assume !!(0 == ~ep13~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,087 INFO L280 TraceCheckUtils]: 87: Hoare triple {45980#false} assume !!(0 == ~ep23~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,087 INFO L280 TraceCheckUtils]: 88: Hoare triple {45980#false} ~newmax3~0 := ~node3__newmax~1; {45980#false} is VALID [2020-07-17 23:07:30,087 INFO L280 TraceCheckUtils]: 89: Hoare triple {45980#false} assume !(2 == ~r3~0);~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 ~check__tmp~1; {45980#false} is VALID [2020-07-17 23:07:30,087 INFO L280 TraceCheckUtils]: 90: Hoare triple {45980#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,088 INFO L280 TraceCheckUtils]: 91: Hoare triple {45980#false} assume ~st1~0 + ~nl1~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,088 INFO L280 TraceCheckUtils]: 92: Hoare triple {45980#false} assume ~st2~0 + ~nl2~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,088 INFO L280 TraceCheckUtils]: 93: Hoare triple {45980#false} assume ~st3~0 + ~nl3~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,088 INFO L280 TraceCheckUtils]: 94: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-17 23:07:30,088 INFO L280 TraceCheckUtils]: 95: Hoare triple {45980#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {45980#false} is VALID [2020-07-17 23:07:30,088 INFO L280 TraceCheckUtils]: 96: Hoare triple {45980#false} assume ~r1~0 < 2; {45980#false} is VALID [2020-07-17 23:07:30,089 INFO L280 TraceCheckUtils]: 97: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-17 23:07:30,089 INFO L280 TraceCheckUtils]: 98: Hoare triple {45980#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {45980#false} is VALID [2020-07-17 23:07:30,089 INFO L280 TraceCheckUtils]: 99: Hoare triple {45980#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {45980#false} is VALID [2020-07-17 23:07:30,089 INFO L280 TraceCheckUtils]: 100: Hoare triple {45980#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {45980#false} is VALID [2020-07-17 23:07:30,089 INFO L280 TraceCheckUtils]: 101: Hoare triple {45980#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {45980#false} is VALID [2020-07-17 23:07:30,090 INFO L280 TraceCheckUtils]: 102: Hoare triple {45980#false} assume !!(0 == ~mode1~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,090 INFO L280 TraceCheckUtils]: 103: Hoare triple {45980#false} assume ~r1~0 < 2; {45980#false} is VALID [2020-07-17 23:07:30,090 INFO L280 TraceCheckUtils]: 104: Hoare triple {45980#false} assume !!(0 == ~ep12~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,090 INFO L280 TraceCheckUtils]: 105: Hoare triple {45980#false} assume !!(0 == ~ep13~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,090 INFO L280 TraceCheckUtils]: 106: Hoare triple {45980#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {45980#false} is VALID [2020-07-17 23:07:30,090 INFO L280 TraceCheckUtils]: 107: Hoare triple {45980#false} assume !!(0 == ~mode2~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,091 INFO L280 TraceCheckUtils]: 108: Hoare triple {45980#false} assume ~r2~0 < 2; {45980#false} is VALID [2020-07-17 23:07:30,091 INFO L280 TraceCheckUtils]: 109: Hoare triple {45980#false} assume !!(0 == ~ep21~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,091 INFO L280 TraceCheckUtils]: 110: Hoare triple {45980#false} assume !!(0 == ~ep23~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,091 INFO L280 TraceCheckUtils]: 111: Hoare triple {45980#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {45980#false} is VALID [2020-07-17 23:07:30,091 INFO L280 TraceCheckUtils]: 112: Hoare triple {45980#false} assume !!(0 == ~mode3~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,092 INFO L280 TraceCheckUtils]: 113: Hoare triple {45980#false} assume ~r3~0 < 2; {45980#false} is VALID [2020-07-17 23:07:30,092 INFO L280 TraceCheckUtils]: 114: Hoare triple {45980#false} assume !!(0 == ~ep31~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,092 INFO L280 TraceCheckUtils]: 115: Hoare triple {45980#false} assume !!(0 == ~ep32~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,092 INFO L280 TraceCheckUtils]: 116: Hoare triple {45980#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 ~check__tmp~2; {45980#false} is VALID [2020-07-17 23:07:30,092 INFO L280 TraceCheckUtils]: 117: Hoare triple {45980#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,092 INFO L280 TraceCheckUtils]: 118: Hoare triple {45980#false} assume ~st1~0 + ~nl1~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,092 INFO L280 TraceCheckUtils]: 119: Hoare triple {45980#false} assume ~st2~0 + ~nl2~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,093 INFO L280 TraceCheckUtils]: 120: Hoare triple {45980#false} assume ~st3~0 + ~nl3~0 <= 1; {45980#false} is VALID [2020-07-17 23:07:30,093 INFO L280 TraceCheckUtils]: 121: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-17 23:07:30,093 INFO L280 TraceCheckUtils]: 122: Hoare triple {45980#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {45980#false} is VALID [2020-07-17 23:07:30,093 INFO L280 TraceCheckUtils]: 123: Hoare triple {45980#false} assume ~r1~0 < 2; {45980#false} is VALID [2020-07-17 23:07:30,093 INFO L280 TraceCheckUtils]: 124: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-17 23:07:30,094 INFO L280 TraceCheckUtils]: 125: Hoare triple {45980#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {45980#false} is VALID [2020-07-17 23:07:30,094 INFO L280 TraceCheckUtils]: 126: Hoare triple {45980#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {45980#false} is VALID [2020-07-17 23:07:30,094 INFO L280 TraceCheckUtils]: 127: Hoare triple {45980#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {45980#false} is VALID [2020-07-17 23:07:30,094 INFO L280 TraceCheckUtils]: 128: Hoare triple {45980#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {45980#false} is VALID [2020-07-17 23:07:30,094 INFO L280 TraceCheckUtils]: 129: Hoare triple {45980#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {45980#false} is VALID [2020-07-17 23:07:30,095 INFO L280 TraceCheckUtils]: 130: Hoare triple {45980#false} assume !!(0 == ~ep21~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,095 INFO L280 TraceCheckUtils]: 131: Hoare triple {45980#false} assume !!(0 == ~ep31~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,095 INFO L280 TraceCheckUtils]: 132: Hoare triple {45980#false} ~newmax1~0 := ~node1__newmax~3; {45980#false} is VALID [2020-07-17 23:07:30,095 INFO L280 TraceCheckUtils]: 133: Hoare triple {45980#false} assume 2 == ~r1~0; {45980#false} is VALID [2020-07-17 23:07:30,095 INFO L280 TraceCheckUtils]: 134: Hoare triple {45980#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {45980#false} is VALID [2020-07-17 23:07:30,095 INFO L280 TraceCheckUtils]: 135: Hoare triple {45980#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {45980#false} is VALID [2020-07-17 23:07:30,096 INFO L280 TraceCheckUtils]: 136: Hoare triple {45980#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {45980#false} is VALID [2020-07-17 23:07:30,096 INFO L280 TraceCheckUtils]: 137: Hoare triple {45980#false} assume !!(0 == ~ep12~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,096 INFO L280 TraceCheckUtils]: 138: Hoare triple {45980#false} assume !!(0 == ~ep32~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,096 INFO L280 TraceCheckUtils]: 139: Hoare triple {45980#false} ~newmax2~0 := ~node2__newmax~3; {45980#false} is VALID [2020-07-17 23:07:30,096 INFO L280 TraceCheckUtils]: 140: Hoare triple {45980#false} assume 2 == ~r2~0; {45980#false} is VALID [2020-07-17 23:07:30,096 INFO L280 TraceCheckUtils]: 141: Hoare triple {45980#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {45980#false} is VALID [2020-07-17 23:07:30,097 INFO L280 TraceCheckUtils]: 142: Hoare triple {45980#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {45980#false} is VALID [2020-07-17 23:07:30,097 INFO L280 TraceCheckUtils]: 143: Hoare triple {45980#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {45980#false} is VALID [2020-07-17 23:07:30,097 INFO L280 TraceCheckUtils]: 144: Hoare triple {45980#false} assume !!(0 == ~ep13~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,097 INFO L280 TraceCheckUtils]: 145: Hoare triple {45980#false} assume !!(0 == ~ep23~0 % 256); {45980#false} is VALID [2020-07-17 23:07:30,097 INFO L280 TraceCheckUtils]: 146: Hoare triple {45980#false} ~newmax3~0 := ~node3__newmax~3; {45980#false} is VALID [2020-07-17 23:07:30,098 INFO L280 TraceCheckUtils]: 147: Hoare triple {45980#false} assume 2 == ~r3~0; {45980#false} is VALID [2020-07-17 23:07:30,098 INFO L280 TraceCheckUtils]: 148: Hoare triple {45980#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {45980#false} is VALID [2020-07-17 23:07:30,098 INFO L280 TraceCheckUtils]: 149: Hoare triple {45980#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 ~check__tmp~3; {45980#false} is VALID [2020-07-17 23:07:30,098 INFO L280 TraceCheckUtils]: 150: Hoare triple {45980#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {45980#false} is VALID [2020-07-17 23:07:30,098 INFO L280 TraceCheckUtils]: 151: Hoare triple {45980#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {45980#false} is VALID [2020-07-17 23:07:30,099 INFO L280 TraceCheckUtils]: 152: Hoare triple {45980#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {45980#false} is VALID [2020-07-17 23:07:30,099 INFO L280 TraceCheckUtils]: 153: Hoare triple {45980#false} assume 0 == ~assert__arg~3 % 256; {45980#false} is VALID [2020-07-17 23:07:30,099 INFO L280 TraceCheckUtils]: 154: Hoare triple {45980#false} assume !false; {45980#false} is VALID [2020-07-17 23:07:30,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 23:07:30,124 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379622887] [2020-07-17 23:07:30,125 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:07:30,125 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 23:07:30,125 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689799773] [2020-07-17 23:07:30,126 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 155 [2020-07-17 23:07:30,126 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:07:30,126 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 23:07:30,353 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:30,354 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 23:07:30,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:07:30,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 23:07:30,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:07:30,355 INFO L87 Difference]: Start difference. First operand 1962 states and 2874 transitions. Second operand 4 states. [2020-07-17 23:07:41,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:41,466 INFO L93 Difference]: Finished difference Result 5414 states and 7950 transitions. [2020-07-17 23:07:41,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-17 23:07:41,466 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 155 [2020-07-17 23:07:41,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:07:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:07:41,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1285 transitions. [2020-07-17 23:07:41,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:07:41,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1285 transitions. [2020-07-17 23:07:41,475 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1285 transitions. [2020-07-17 23:07:43,255 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1285 edges. 1285 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:43,866 INFO L225 Difference]: With dead ends: 5414 [2020-07-17 23:07:43,866 INFO L226 Difference]: Without dead ends: 3768 [2020-07-17 23:07:43,869 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:07:43,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3768 states. [2020-07-17 23:07:49,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3768 to 3766. [2020-07-17 23:07:49,649 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:07:49,649 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3768 states. Second operand 3766 states. [2020-07-17 23:07:49,649 INFO L74 IsIncluded]: Start isIncluded. First operand 3768 states. Second operand 3766 states. [2020-07-17 23:07:49,649 INFO L87 Difference]: Start difference. First operand 3768 states. Second operand 3766 states. [2020-07-17 23:07:50,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:50,075 INFO L93 Difference]: Finished difference Result 3768 states and 5457 transitions. [2020-07-17 23:07:50,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 5457 transitions. [2020-07-17 23:07:50,078 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:50,079 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:50,079 INFO L74 IsIncluded]: Start isIncluded. First operand 3766 states. Second operand 3768 states. [2020-07-17 23:07:50,079 INFO L87 Difference]: Start difference. First operand 3766 states. Second operand 3768 states. [2020-07-17 23:07:50,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:50,503 INFO L93 Difference]: Finished difference Result 3768 states and 5457 transitions. [2020-07-17 23:07:50,503 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 5457 transitions. [2020-07-17 23:07:50,507 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:50,507 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:50,507 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:07:50,507 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:07:50,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3766 states. [2020-07-17 23:07:51,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3766 states and 5456 transitions. [2020-07-17 23:07:51,131 INFO L78 Accepts]: Start accepts. Automaton has 3766 states and 5456 transitions. Word has length 155 [2020-07-17 23:07:51,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:07:51,132 INFO L479 AbstractCegarLoop]: Abstraction has 3766 states and 5456 transitions. [2020-07-17 23:07:51,132 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 23:07:51,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3766 states and 5456 transitions. [2020-07-17 23:07:51,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-17 23:07:51,136 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:07:51,136 INFO L422 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] [2020-07-17 23:07:51,137 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 23:07:51,137 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:07:51,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:07:51,137 INFO L82 PathProgramCache]: Analyzing trace with hash 1351457563, now seen corresponding path program 1 times [2020-07-17 23:07:51,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:07:51,138 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479940958] [2020-07-17 23:07:51,138 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:07:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:51,583 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-17 23:07:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:51,635 INFO L280 TraceCheckUtils]: 0: Hoare triple {65545#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {65538#true} is VALID [2020-07-17 23:07:51,635 INFO L280 TraceCheckUtils]: 1: Hoare triple {65538#true} assume true; {65538#true} is VALID [2020-07-17 23:07:51,636 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {65538#true} {65538#true} #1358#return; {65538#true} is VALID [2020-07-17 23:07:51,641 INFO L263 TraceCheckUtils]: 0: Hoare triple {65538#true} call ULTIMATE.init(); {65545#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:07:51,641 INFO L280 TraceCheckUtils]: 1: Hoare triple {65545#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {65538#true} is VALID [2020-07-17 23:07:51,641 INFO L280 TraceCheckUtils]: 2: Hoare triple {65538#true} assume true; {65538#true} is VALID [2020-07-17 23:07:51,642 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {65538#true} {65538#true} #1358#return; {65538#true} is VALID [2020-07-17 23:07:51,642 INFO L263 TraceCheckUtils]: 4: Hoare triple {65538#true} call #t~ret30 := main(); {65538#true} is VALID [2020-07-17 23:07:51,643 INFO L280 TraceCheckUtils]: 5: Hoare triple {65538#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-17 23:07:51,644 INFO L280 TraceCheckUtils]: 6: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~init__r121~0 % 256); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-17 23:07:51,645 INFO L280 TraceCheckUtils]: 7: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-17 23:07:51,645 INFO L280 TraceCheckUtils]: 8: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-17 23:07:51,646 INFO L280 TraceCheckUtils]: 9: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~init__r131~0 % 256); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-17 23:07:51,647 INFO L280 TraceCheckUtils]: 10: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-17 23:07:51,648 INFO L280 TraceCheckUtils]: 11: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-17 23:07:51,649 INFO L280 TraceCheckUtils]: 12: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~init__r211~0 % 256); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-17 23:07:51,650 INFO L280 TraceCheckUtils]: 13: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !(0 == ~init__r231~0 % 256); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-17 23:07:51,651 INFO L280 TraceCheckUtils]: 14: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~ep31~0 % 256);~init__tmp___1~0 := 0; {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} is VALID [2020-07-17 23:07:51,652 INFO L280 TraceCheckUtils]: 15: Hoare triple {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} is VALID [2020-07-17 23:07:51,653 INFO L280 TraceCheckUtils]: 16: Hoare triple {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} is VALID [2020-07-17 23:07:51,655 INFO L280 TraceCheckUtils]: 17: Hoare triple {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} is VALID [2020-07-17 23:07:51,657 INFO L280 TraceCheckUtils]: 18: Hoare triple {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {65539#false} is VALID [2020-07-17 23:07:51,657 INFO L280 TraceCheckUtils]: 19: Hoare triple {65539#false} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {65539#false} is VALID [2020-07-17 23:07:51,658 INFO L280 TraceCheckUtils]: 20: Hoare triple {65539#false} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {65539#false} is VALID [2020-07-17 23:07:51,658 INFO L280 TraceCheckUtils]: 21: Hoare triple {65539#false} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {65539#false} is VALID [2020-07-17 23:07:51,658 INFO L280 TraceCheckUtils]: 22: Hoare triple {65539#false} assume ~id1~0 != ~id2~0; {65539#false} is VALID [2020-07-17 23:07:51,659 INFO L280 TraceCheckUtils]: 23: Hoare triple {65539#false} assume ~id1~0 != ~id3~0; {65539#false} is VALID [2020-07-17 23:07:51,659 INFO L280 TraceCheckUtils]: 24: Hoare triple {65539#false} assume ~id2~0 != ~id3~0; {65539#false} is VALID [2020-07-17 23:07:51,659 INFO L280 TraceCheckUtils]: 25: Hoare triple {65539#false} assume ~id1~0 >= 0; {65539#false} is VALID [2020-07-17 23:07:51,660 INFO L280 TraceCheckUtils]: 26: Hoare triple {65539#false} assume ~id2~0 >= 0; {65539#false} is VALID [2020-07-17 23:07:51,660 INFO L280 TraceCheckUtils]: 27: Hoare triple {65539#false} assume ~id3~0 >= 0; {65539#false} is VALID [2020-07-17 23:07:51,660 INFO L280 TraceCheckUtils]: 28: Hoare triple {65539#false} assume 0 == ~r1~0; {65539#false} is VALID [2020-07-17 23:07:51,661 INFO L280 TraceCheckUtils]: 29: Hoare triple {65539#false} assume 0 == ~r2~0; {65539#false} is VALID [2020-07-17 23:07:51,661 INFO L280 TraceCheckUtils]: 30: Hoare triple {65539#false} assume 0 == ~r3~0; {65539#false} is VALID [2020-07-17 23:07:51,661 INFO L280 TraceCheckUtils]: 31: Hoare triple {65539#false} assume ~max1~0 == ~id1~0; {65539#false} is VALID [2020-07-17 23:07:51,662 INFO L280 TraceCheckUtils]: 32: Hoare triple {65539#false} assume ~max2~0 == ~id2~0; {65539#false} is VALID [2020-07-17 23:07:51,662 INFO L280 TraceCheckUtils]: 33: Hoare triple {65539#false} assume ~max3~0 == ~id3~0; {65539#false} is VALID [2020-07-17 23:07:51,662 INFO L280 TraceCheckUtils]: 34: Hoare triple {65539#false} assume 0 == ~st1~0; {65539#false} is VALID [2020-07-17 23:07:51,663 INFO L280 TraceCheckUtils]: 35: Hoare triple {65539#false} assume 0 == ~st2~0; {65539#false} is VALID [2020-07-17 23:07:51,663 INFO L280 TraceCheckUtils]: 36: Hoare triple {65539#false} assume 0 == ~st3~0; {65539#false} is VALID [2020-07-17 23:07:51,663 INFO L280 TraceCheckUtils]: 37: Hoare triple {65539#false} assume 0 == ~nl1~0; {65539#false} is VALID [2020-07-17 23:07:51,664 INFO L280 TraceCheckUtils]: 38: Hoare triple {65539#false} assume 0 == ~nl2~0; {65539#false} is VALID [2020-07-17 23:07:51,664 INFO L280 TraceCheckUtils]: 39: Hoare triple {65539#false} assume 0 == ~nl3~0; {65539#false} is VALID [2020-07-17 23:07:51,664 INFO L280 TraceCheckUtils]: 40: Hoare triple {65539#false} assume 0 == ~mode1~0 % 256; {65539#false} is VALID [2020-07-17 23:07:51,665 INFO L280 TraceCheckUtils]: 41: Hoare triple {65539#false} assume 0 == ~mode2~0 % 256; {65539#false} is VALID [2020-07-17 23:07:51,665 INFO L280 TraceCheckUtils]: 42: Hoare triple {65539#false} assume 0 == ~mode3~0 % 256; {65539#false} is VALID [2020-07-17 23:07:51,665 INFO L280 TraceCheckUtils]: 43: Hoare triple {65539#false} assume !(0 == ~newmax1~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,665 INFO L280 TraceCheckUtils]: 44: Hoare triple {65539#false} assume !(0 == ~newmax2~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,666 INFO L280 TraceCheckUtils]: 45: Hoare triple {65539#false} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {65539#false} is VALID [2020-07-17 23:07:51,666 INFO L280 TraceCheckUtils]: 46: Hoare triple {65539#false} assume 0 != ~main__i2~0;~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__i2~0 := 0; {65539#false} is VALID [2020-07-17 23:07:51,666 INFO L280 TraceCheckUtils]: 47: Hoare triple {65539#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {65539#false} is VALID [2020-07-17 23:07:51,667 INFO L280 TraceCheckUtils]: 48: Hoare triple {65539#false} assume !!(0 == ~mode1~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,667 INFO L280 TraceCheckUtils]: 49: Hoare triple {65539#false} assume ~r1~0 < 2; {65539#false} is VALID [2020-07-17 23:07:51,667 INFO L280 TraceCheckUtils]: 50: Hoare triple {65539#false} assume !!(0 == ~ep12~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,667 INFO L280 TraceCheckUtils]: 51: Hoare triple {65539#false} assume !!(0 == ~ep13~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,668 INFO L280 TraceCheckUtils]: 52: Hoare triple {65539#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {65539#false} is VALID [2020-07-17 23:07:51,668 INFO L280 TraceCheckUtils]: 53: Hoare triple {65539#false} assume !!(0 == ~mode2~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,668 INFO L280 TraceCheckUtils]: 54: Hoare triple {65539#false} assume ~r2~0 < 2; {65539#false} is VALID [2020-07-17 23:07:51,669 INFO L280 TraceCheckUtils]: 55: Hoare triple {65539#false} assume !!(0 == ~ep21~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,669 INFO L280 TraceCheckUtils]: 56: Hoare triple {65539#false} assume !!(0 == ~ep23~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,669 INFO L280 TraceCheckUtils]: 57: Hoare triple {65539#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {65539#false} is VALID [2020-07-17 23:07:51,670 INFO L280 TraceCheckUtils]: 58: Hoare triple {65539#false} assume !!(0 == ~mode3~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,670 INFO L280 TraceCheckUtils]: 59: Hoare triple {65539#false} assume ~r3~0 < 2; {65539#false} is VALID [2020-07-17 23:07:51,670 INFO L280 TraceCheckUtils]: 60: Hoare triple {65539#false} assume !!(0 == ~ep31~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,671 INFO L280 TraceCheckUtils]: 61: Hoare triple {65539#false} assume !!(0 == ~ep32~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,671 INFO L280 TraceCheckUtils]: 62: Hoare triple {65539#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 ~check__tmp~0; {65539#false} is VALID [2020-07-17 23:07:51,671 INFO L280 TraceCheckUtils]: 63: Hoare triple {65539#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,671 INFO L280 TraceCheckUtils]: 64: Hoare triple {65539#false} assume ~st1~0 + ~nl1~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,672 INFO L280 TraceCheckUtils]: 65: Hoare triple {65539#false} assume ~st2~0 + ~nl2~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,672 INFO L280 TraceCheckUtils]: 66: Hoare triple {65539#false} assume ~st3~0 + ~nl3~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,672 INFO L280 TraceCheckUtils]: 67: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-17 23:07:51,673 INFO L280 TraceCheckUtils]: 68: Hoare triple {65539#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {65539#false} is VALID [2020-07-17 23:07:51,673 INFO L280 TraceCheckUtils]: 69: Hoare triple {65539#false} assume ~r1~0 < 2; {65539#false} is VALID [2020-07-17 23:07:51,673 INFO L280 TraceCheckUtils]: 70: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-17 23:07:51,673 INFO L280 TraceCheckUtils]: 71: Hoare triple {65539#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {65539#false} is VALID [2020-07-17 23:07:51,674 INFO L280 TraceCheckUtils]: 72: Hoare triple {65539#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {65539#false} is VALID [2020-07-17 23:07:51,674 INFO L280 TraceCheckUtils]: 73: Hoare triple {65539#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {65539#false} is VALID [2020-07-17 23:07:51,674 INFO L280 TraceCheckUtils]: 74: Hoare triple {65539#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {65539#false} is VALID [2020-07-17 23:07:51,674 INFO L280 TraceCheckUtils]: 75: Hoare triple {65539#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {65539#false} is VALID [2020-07-17 23:07:51,675 INFO L280 TraceCheckUtils]: 76: Hoare triple {65539#false} assume !!(0 == ~ep21~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,675 INFO L280 TraceCheckUtils]: 77: Hoare triple {65539#false} assume !!(0 == ~ep31~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,675 INFO L280 TraceCheckUtils]: 78: Hoare triple {65539#false} ~newmax1~0 := ~node1__newmax~1; {65539#false} is VALID [2020-07-17 23:07:51,675 INFO L280 TraceCheckUtils]: 79: Hoare triple {65539#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {65539#false} is VALID [2020-07-17 23:07:51,675 INFO L280 TraceCheckUtils]: 80: Hoare triple {65539#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {65539#false} is VALID [2020-07-17 23:07:51,676 INFO L280 TraceCheckUtils]: 81: Hoare triple {65539#false} assume !!(0 == ~ep12~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,676 INFO L280 TraceCheckUtils]: 82: Hoare triple {65539#false} assume !!(0 == ~ep32~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,676 INFO L280 TraceCheckUtils]: 83: Hoare triple {65539#false} ~newmax2~0 := ~node2__newmax~1; {65539#false} is VALID [2020-07-17 23:07:51,676 INFO L280 TraceCheckUtils]: 84: Hoare triple {65539#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {65539#false} is VALID [2020-07-17 23:07:51,676 INFO L280 TraceCheckUtils]: 85: Hoare triple {65539#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {65539#false} is VALID [2020-07-17 23:07:51,677 INFO L280 TraceCheckUtils]: 86: Hoare triple {65539#false} assume !!(0 == ~ep13~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,677 INFO L280 TraceCheckUtils]: 87: Hoare triple {65539#false} assume !!(0 == ~ep23~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,677 INFO L280 TraceCheckUtils]: 88: Hoare triple {65539#false} ~newmax3~0 := ~node3__newmax~1; {65539#false} is VALID [2020-07-17 23:07:51,677 INFO L280 TraceCheckUtils]: 89: Hoare triple {65539#false} assume !(2 == ~r3~0);~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 ~check__tmp~1; {65539#false} is VALID [2020-07-17 23:07:51,678 INFO L280 TraceCheckUtils]: 90: Hoare triple {65539#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,678 INFO L280 TraceCheckUtils]: 91: Hoare triple {65539#false} assume ~st1~0 + ~nl1~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,678 INFO L280 TraceCheckUtils]: 92: Hoare triple {65539#false} assume ~st2~0 + ~nl2~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,678 INFO L280 TraceCheckUtils]: 93: Hoare triple {65539#false} assume ~st3~0 + ~nl3~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,678 INFO L280 TraceCheckUtils]: 94: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-17 23:07:51,679 INFO L280 TraceCheckUtils]: 95: Hoare triple {65539#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {65539#false} is VALID [2020-07-17 23:07:51,679 INFO L280 TraceCheckUtils]: 96: Hoare triple {65539#false} assume ~r1~0 < 2; {65539#false} is VALID [2020-07-17 23:07:51,679 INFO L280 TraceCheckUtils]: 97: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-17 23:07:51,679 INFO L280 TraceCheckUtils]: 98: Hoare triple {65539#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {65539#false} is VALID [2020-07-17 23:07:51,679 INFO L280 TraceCheckUtils]: 99: Hoare triple {65539#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {65539#false} is VALID [2020-07-17 23:07:51,680 INFO L280 TraceCheckUtils]: 100: Hoare triple {65539#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {65539#false} is VALID [2020-07-17 23:07:51,680 INFO L280 TraceCheckUtils]: 101: Hoare triple {65539#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {65539#false} is VALID [2020-07-17 23:07:51,680 INFO L280 TraceCheckUtils]: 102: Hoare triple {65539#false} assume !!(0 == ~mode1~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,680 INFO L280 TraceCheckUtils]: 103: Hoare triple {65539#false} assume ~r1~0 < 2; {65539#false} is VALID [2020-07-17 23:07:51,681 INFO L280 TraceCheckUtils]: 104: Hoare triple {65539#false} assume !!(0 == ~ep12~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,681 INFO L280 TraceCheckUtils]: 105: Hoare triple {65539#false} assume !!(0 == ~ep13~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,681 INFO L280 TraceCheckUtils]: 106: Hoare triple {65539#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {65539#false} is VALID [2020-07-17 23:07:51,681 INFO L280 TraceCheckUtils]: 107: Hoare triple {65539#false} assume !!(0 == ~mode2~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,681 INFO L280 TraceCheckUtils]: 108: Hoare triple {65539#false} assume ~r2~0 < 2; {65539#false} is VALID [2020-07-17 23:07:51,681 INFO L280 TraceCheckUtils]: 109: Hoare triple {65539#false} assume !!(0 == ~ep21~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,682 INFO L280 TraceCheckUtils]: 110: Hoare triple {65539#false} assume !!(0 == ~ep23~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,682 INFO L280 TraceCheckUtils]: 111: Hoare triple {65539#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {65539#false} is VALID [2020-07-17 23:07:51,682 INFO L280 TraceCheckUtils]: 112: Hoare triple {65539#false} assume !!(0 == ~mode3~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,682 INFO L280 TraceCheckUtils]: 113: Hoare triple {65539#false} assume ~r3~0 < 2; {65539#false} is VALID [2020-07-17 23:07:51,682 INFO L280 TraceCheckUtils]: 114: Hoare triple {65539#false} assume !!(0 == ~ep31~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,683 INFO L280 TraceCheckUtils]: 115: Hoare triple {65539#false} assume !!(0 == ~ep32~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,683 INFO L280 TraceCheckUtils]: 116: Hoare triple {65539#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 ~check__tmp~2; {65539#false} is VALID [2020-07-17 23:07:51,683 INFO L280 TraceCheckUtils]: 117: Hoare triple {65539#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,683 INFO L280 TraceCheckUtils]: 118: Hoare triple {65539#false} assume ~st1~0 + ~nl1~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,683 INFO L280 TraceCheckUtils]: 119: Hoare triple {65539#false} assume ~st2~0 + ~nl2~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,684 INFO L280 TraceCheckUtils]: 120: Hoare triple {65539#false} assume ~st3~0 + ~nl3~0 <= 1; {65539#false} is VALID [2020-07-17 23:07:51,684 INFO L280 TraceCheckUtils]: 121: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-17 23:07:51,684 INFO L280 TraceCheckUtils]: 122: Hoare triple {65539#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {65539#false} is VALID [2020-07-17 23:07:51,684 INFO L280 TraceCheckUtils]: 123: Hoare triple {65539#false} assume ~r1~0 < 2; {65539#false} is VALID [2020-07-17 23:07:51,684 INFO L280 TraceCheckUtils]: 124: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-17 23:07:51,685 INFO L280 TraceCheckUtils]: 125: Hoare triple {65539#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {65539#false} is VALID [2020-07-17 23:07:51,685 INFO L280 TraceCheckUtils]: 126: Hoare triple {65539#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {65539#false} is VALID [2020-07-17 23:07:51,685 INFO L280 TraceCheckUtils]: 127: Hoare triple {65539#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {65539#false} is VALID [2020-07-17 23:07:51,685 INFO L280 TraceCheckUtils]: 128: Hoare triple {65539#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {65539#false} is VALID [2020-07-17 23:07:51,685 INFO L280 TraceCheckUtils]: 129: Hoare triple {65539#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {65539#false} is VALID [2020-07-17 23:07:51,686 INFO L280 TraceCheckUtils]: 130: Hoare triple {65539#false} assume !!(0 == ~ep21~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,686 INFO L280 TraceCheckUtils]: 131: Hoare triple {65539#false} assume !!(0 == ~ep31~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,686 INFO L280 TraceCheckUtils]: 132: Hoare triple {65539#false} ~newmax1~0 := ~node1__newmax~3; {65539#false} is VALID [2020-07-17 23:07:51,686 INFO L280 TraceCheckUtils]: 133: Hoare triple {65539#false} assume 2 == ~r1~0; {65539#false} is VALID [2020-07-17 23:07:51,686 INFO L280 TraceCheckUtils]: 134: Hoare triple {65539#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {65539#false} is VALID [2020-07-17 23:07:51,687 INFO L280 TraceCheckUtils]: 135: Hoare triple {65539#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {65539#false} is VALID [2020-07-17 23:07:51,687 INFO L280 TraceCheckUtils]: 136: Hoare triple {65539#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {65539#false} is VALID [2020-07-17 23:07:51,687 INFO L280 TraceCheckUtils]: 137: Hoare triple {65539#false} assume !!(0 == ~ep12~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,687 INFO L280 TraceCheckUtils]: 138: Hoare triple {65539#false} assume !!(0 == ~ep32~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,687 INFO L280 TraceCheckUtils]: 139: Hoare triple {65539#false} ~newmax2~0 := ~node2__newmax~3; {65539#false} is VALID [2020-07-17 23:07:51,688 INFO L280 TraceCheckUtils]: 140: Hoare triple {65539#false} assume 2 == ~r2~0; {65539#false} is VALID [2020-07-17 23:07:51,688 INFO L280 TraceCheckUtils]: 141: Hoare triple {65539#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {65539#false} is VALID [2020-07-17 23:07:51,688 INFO L280 TraceCheckUtils]: 142: Hoare triple {65539#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {65539#false} is VALID [2020-07-17 23:07:51,688 INFO L280 TraceCheckUtils]: 143: Hoare triple {65539#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {65539#false} is VALID [2020-07-17 23:07:51,688 INFO L280 TraceCheckUtils]: 144: Hoare triple {65539#false} assume !!(0 == ~ep13~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,688 INFO L280 TraceCheckUtils]: 145: Hoare triple {65539#false} assume !!(0 == ~ep23~0 % 256); {65539#false} is VALID [2020-07-17 23:07:51,689 INFO L280 TraceCheckUtils]: 146: Hoare triple {65539#false} ~newmax3~0 := ~node3__newmax~3; {65539#false} is VALID [2020-07-17 23:07:51,689 INFO L280 TraceCheckUtils]: 147: Hoare triple {65539#false} assume 2 == ~r3~0; {65539#false} is VALID [2020-07-17 23:07:51,689 INFO L280 TraceCheckUtils]: 148: Hoare triple {65539#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {65539#false} is VALID [2020-07-17 23:07:51,689 INFO L280 TraceCheckUtils]: 149: Hoare triple {65539#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 ~check__tmp~3; {65539#false} is VALID [2020-07-17 23:07:51,689 INFO L280 TraceCheckUtils]: 150: Hoare triple {65539#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {65539#false} is VALID [2020-07-17 23:07:51,690 INFO L280 TraceCheckUtils]: 151: Hoare triple {65539#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {65539#false} is VALID [2020-07-17 23:07:51,690 INFO L280 TraceCheckUtils]: 152: Hoare triple {65539#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {65539#false} is VALID [2020-07-17 23:07:51,690 INFO L280 TraceCheckUtils]: 153: Hoare triple {65539#false} assume 0 == ~assert__arg~3 % 256; {65539#false} is VALID [2020-07-17 23:07:51,690 INFO L280 TraceCheckUtils]: 154: Hoare triple {65539#false} assume !false; {65539#false} is VALID [2020-07-17 23:07:51,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 23:07:51,724 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479940958] [2020-07-17 23:07:51,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:07:51,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 23:07:51,726 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120307173] [2020-07-17 23:07:51,727 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2020-07-17 23:07:51,728 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:07:51,728 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 23:07:51,941 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:51,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 23:07:51,941 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:07:51,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 23:07:51,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:07:51,942 INFO L87 Difference]: Start difference. First operand 3766 states and 5456 transitions. Second operand 5 states. [2020-07-17 23:08:06,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:06,133 INFO L93 Difference]: Finished difference Result 7914 states and 11362 transitions. [2020-07-17 23:08:06,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:08:06,133 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2020-07-17 23:08:06,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:08:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:08:06,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1366 transitions. [2020-07-17 23:08:06,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:08:06,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1366 transitions. [2020-07-17 23:08:06,144 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1366 transitions. [2020-07-17 23:08:08,210 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1366 edges. 1366 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:08:08,908 INFO L225 Difference]: With dead ends: 7914 [2020-07-17 23:08:08,909 INFO L226 Difference]: Without dead ends: 4004 [2020-07-17 23:08:08,915 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 23:08:08,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4004 states. [2020-07-17 23:08:16,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4004 to 4002. [2020-07-17 23:08:16,567 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:08:16,567 INFO L82 GeneralOperation]: Start isEquivalent. First operand 4004 states. Second operand 4002 states. [2020-07-17 23:08:16,567 INFO L74 IsIncluded]: Start isIncluded. First operand 4004 states. Second operand 4002 states. [2020-07-17 23:08:16,567 INFO L87 Difference]: Start difference. First operand 4004 states. Second operand 4002 states. [2020-07-17 23:08:17,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:17,057 INFO L93 Difference]: Finished difference Result 4004 states and 5699 transitions. [2020-07-17 23:08:17,057 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 5699 transitions. [2020-07-17 23:08:17,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:08:17,061 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:08:17,061 INFO L74 IsIncluded]: Start isIncluded. First operand 4002 states. Second operand 4004 states. [2020-07-17 23:08:17,062 INFO L87 Difference]: Start difference. First operand 4002 states. Second operand 4004 states. [2020-07-17 23:08:17,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:17,553 INFO L93 Difference]: Finished difference Result 4004 states and 5699 transitions. [2020-07-17 23:08:17,554 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 5699 transitions. [2020-07-17 23:08:17,558 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:08:17,558 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:08:17,558 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:08:17,558 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:08:17,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4002 states. [2020-07-17 23:08:18,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 4002 states and 5698 transitions. [2020-07-17 23:08:18,199 INFO L78 Accepts]: Start accepts. Automaton has 4002 states and 5698 transitions. Word has length 155 [2020-07-17 23:08:18,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:08:18,199 INFO L479 AbstractCegarLoop]: Abstraction has 4002 states and 5698 transitions. [2020-07-17 23:08:18,199 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 23:08:18,199 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 5698 transitions. [2020-07-17 23:08:18,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-17 23:08:18,202 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:08:18,203 INFO L422 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] [2020-07-17 23:08:18,203 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-17 23:08:18,203 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:08:18,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:08:18,240 INFO L82 PathProgramCache]: Analyzing trace with hash 557114249, now seen corresponding path program 1 times [2020-07-17 23:08:18,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:08:18,240 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513826484] [2020-07-17 23:08:18,240 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:08:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:08:18,674 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-17 23:08:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:08:18,719 INFO L280 TraceCheckUtils]: 0: Hoare triple {89063#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {89056#true} is VALID [2020-07-17 23:08:18,719 INFO L280 TraceCheckUtils]: 1: Hoare triple {89056#true} assume true; {89056#true} is VALID [2020-07-17 23:08:18,719 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {89056#true} {89056#true} #1358#return; {89056#true} is VALID [2020-07-17 23:08:18,723 INFO L263 TraceCheckUtils]: 0: Hoare triple {89056#true} call ULTIMATE.init(); {89063#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:08:18,723 INFO L280 TraceCheckUtils]: 1: Hoare triple {89063#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {89056#true} is VALID [2020-07-17 23:08:18,723 INFO L280 TraceCheckUtils]: 2: Hoare triple {89056#true} assume true; {89056#true} is VALID [2020-07-17 23:08:18,723 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {89056#true} {89056#true} #1358#return; {89056#true} is VALID [2020-07-17 23:08:18,724 INFO L263 TraceCheckUtils]: 4: Hoare triple {89056#true} call #t~ret30 := main(); {89056#true} is VALID [2020-07-17 23:08:18,725 INFO L280 TraceCheckUtils]: 5: Hoare triple {89056#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,729 INFO L280 TraceCheckUtils]: 6: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r121~0 % 256); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,729 INFO L280 TraceCheckUtils]: 7: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,730 INFO L280 TraceCheckUtils]: 8: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,731 INFO L280 TraceCheckUtils]: 9: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r131~0 % 256); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,731 INFO L280 TraceCheckUtils]: 10: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,732 INFO L280 TraceCheckUtils]: 11: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,733 INFO L280 TraceCheckUtils]: 12: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r211~0 % 256); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,733 INFO L280 TraceCheckUtils]: 13: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r231~0 % 256);~init__tmp___1~0 := 0; {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,734 INFO L280 TraceCheckUtils]: 14: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,735 INFO L280 TraceCheckUtils]: 15: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r231~0 % 256); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,735 INFO L280 TraceCheckUtils]: 16: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r211~0 % 256);~init__tmp___2~0 := 0; {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,736 INFO L280 TraceCheckUtils]: 17: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:08:18,737 INFO L280 TraceCheckUtils]: 18: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,738 INFO L280 TraceCheckUtils]: 19: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,739 INFO L280 TraceCheckUtils]: 20: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,739 INFO L280 TraceCheckUtils]: 21: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,740 INFO L280 TraceCheckUtils]: 22: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 != ~id2~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,741 INFO L280 TraceCheckUtils]: 23: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 != ~id3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,742 INFO L280 TraceCheckUtils]: 24: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id2~0 != ~id3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,743 INFO L280 TraceCheckUtils]: 25: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 >= 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,744 INFO L280 TraceCheckUtils]: 26: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id2~0 >= 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,745 INFO L280 TraceCheckUtils]: 27: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id3~0 >= 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,746 INFO L280 TraceCheckUtils]: 28: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r1~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,747 INFO L280 TraceCheckUtils]: 29: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r2~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,748 INFO L280 TraceCheckUtils]: 30: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,749 INFO L280 TraceCheckUtils]: 31: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max1~0 == ~id1~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,750 INFO L280 TraceCheckUtils]: 32: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max2~0 == ~id2~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,750 INFO L280 TraceCheckUtils]: 33: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max3~0 == ~id3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,751 INFO L280 TraceCheckUtils]: 34: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st1~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,752 INFO L280 TraceCheckUtils]: 35: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st2~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,752 INFO L280 TraceCheckUtils]: 36: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,753 INFO L280 TraceCheckUtils]: 37: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl1~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,754 INFO L280 TraceCheckUtils]: 38: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl2~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,755 INFO L280 TraceCheckUtils]: 39: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,755 INFO L280 TraceCheckUtils]: 40: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode1~0 % 256; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,756 INFO L280 TraceCheckUtils]: 41: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode2~0 % 256; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,756 INFO L280 TraceCheckUtils]: 42: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode3~0 % 256; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,757 INFO L280 TraceCheckUtils]: 43: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax1~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,758 INFO L280 TraceCheckUtils]: 44: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax2~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,760 INFO L280 TraceCheckUtils]: 45: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,764 INFO L280 TraceCheckUtils]: 46: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 != ~main__i2~0;~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__i2~0 := 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,765 INFO L280 TraceCheckUtils]: 47: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,766 INFO L280 TraceCheckUtils]: 48: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode1~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,766 INFO L280 TraceCheckUtils]: 49: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r1~0 < 2; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,767 INFO L280 TraceCheckUtils]: 50: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep12~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,768 INFO L280 TraceCheckUtils]: 51: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep13~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,769 INFO L280 TraceCheckUtils]: 52: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,769 INFO L280 TraceCheckUtils]: 53: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode2~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,770 INFO L280 TraceCheckUtils]: 54: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r2~0 < 2; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,771 INFO L280 TraceCheckUtils]: 55: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep21~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,772 INFO L280 TraceCheckUtils]: 56: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep23~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,773 INFO L280 TraceCheckUtils]: 57: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,774 INFO L280 TraceCheckUtils]: 58: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode3~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,774 INFO L280 TraceCheckUtils]: 59: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r3~0 < 2; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:08:18,775 INFO L280 TraceCheckUtils]: 60: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep31~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,776 INFO L280 TraceCheckUtils]: 61: Hoare triple {89057#false} assume !!(0 == ~ep32~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,776 INFO L280 TraceCheckUtils]: 62: Hoare triple {89057#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 ~check__tmp~0; {89057#false} is VALID [2020-07-17 23:08:18,776 INFO L280 TraceCheckUtils]: 63: Hoare triple {89057#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,776 INFO L280 TraceCheckUtils]: 64: Hoare triple {89057#false} assume ~st1~0 + ~nl1~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,776 INFO L280 TraceCheckUtils]: 65: Hoare triple {89057#false} assume ~st2~0 + ~nl2~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,777 INFO L280 TraceCheckUtils]: 66: Hoare triple {89057#false} assume ~st3~0 + ~nl3~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,777 INFO L280 TraceCheckUtils]: 67: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-17 23:08:18,777 INFO L280 TraceCheckUtils]: 68: Hoare triple {89057#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {89057#false} is VALID [2020-07-17 23:08:18,777 INFO L280 TraceCheckUtils]: 69: Hoare triple {89057#false} assume ~r1~0 < 2; {89057#false} is VALID [2020-07-17 23:08:18,777 INFO L280 TraceCheckUtils]: 70: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-17 23:08:18,778 INFO L280 TraceCheckUtils]: 71: Hoare triple {89057#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {89057#false} is VALID [2020-07-17 23:08:18,778 INFO L280 TraceCheckUtils]: 72: Hoare triple {89057#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {89057#false} is VALID [2020-07-17 23:08:18,778 INFO L280 TraceCheckUtils]: 73: Hoare triple {89057#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {89057#false} is VALID [2020-07-17 23:08:18,778 INFO L280 TraceCheckUtils]: 74: Hoare triple {89057#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {89057#false} is VALID [2020-07-17 23:08:18,778 INFO L280 TraceCheckUtils]: 75: Hoare triple {89057#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {89057#false} is VALID [2020-07-17 23:08:18,778 INFO L280 TraceCheckUtils]: 76: Hoare triple {89057#false} assume !!(0 == ~ep21~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,779 INFO L280 TraceCheckUtils]: 77: Hoare triple {89057#false} assume !!(0 == ~ep31~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,779 INFO L280 TraceCheckUtils]: 78: Hoare triple {89057#false} ~newmax1~0 := ~node1__newmax~1; {89057#false} is VALID [2020-07-17 23:08:18,779 INFO L280 TraceCheckUtils]: 79: Hoare triple {89057#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {89057#false} is VALID [2020-07-17 23:08:18,779 INFO L280 TraceCheckUtils]: 80: Hoare triple {89057#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {89057#false} is VALID [2020-07-17 23:08:18,779 INFO L280 TraceCheckUtils]: 81: Hoare triple {89057#false} assume !!(0 == ~ep12~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,780 INFO L280 TraceCheckUtils]: 82: Hoare triple {89057#false} assume !!(0 == ~ep32~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,780 INFO L280 TraceCheckUtils]: 83: Hoare triple {89057#false} ~newmax2~0 := ~node2__newmax~1; {89057#false} is VALID [2020-07-17 23:08:18,780 INFO L280 TraceCheckUtils]: 84: Hoare triple {89057#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {89057#false} is VALID [2020-07-17 23:08:18,780 INFO L280 TraceCheckUtils]: 85: Hoare triple {89057#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {89057#false} is VALID [2020-07-17 23:08:18,780 INFO L280 TraceCheckUtils]: 86: Hoare triple {89057#false} assume !!(0 == ~ep13~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,780 INFO L280 TraceCheckUtils]: 87: Hoare triple {89057#false} assume !!(0 == ~ep23~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,781 INFO L280 TraceCheckUtils]: 88: Hoare triple {89057#false} ~newmax3~0 := ~node3__newmax~1; {89057#false} is VALID [2020-07-17 23:08:18,781 INFO L280 TraceCheckUtils]: 89: Hoare triple {89057#false} assume !(2 == ~r3~0);~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 ~check__tmp~1; {89057#false} is VALID [2020-07-17 23:08:18,781 INFO L280 TraceCheckUtils]: 90: Hoare triple {89057#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,781 INFO L280 TraceCheckUtils]: 91: Hoare triple {89057#false} assume ~st1~0 + ~nl1~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,781 INFO L280 TraceCheckUtils]: 92: Hoare triple {89057#false} assume ~st2~0 + ~nl2~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,781 INFO L280 TraceCheckUtils]: 93: Hoare triple {89057#false} assume ~st3~0 + ~nl3~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,782 INFO L280 TraceCheckUtils]: 94: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-17 23:08:18,782 INFO L280 TraceCheckUtils]: 95: Hoare triple {89057#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {89057#false} is VALID [2020-07-17 23:08:18,782 INFO L280 TraceCheckUtils]: 96: Hoare triple {89057#false} assume ~r1~0 < 2; {89057#false} is VALID [2020-07-17 23:08:18,782 INFO L280 TraceCheckUtils]: 97: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-17 23:08:18,782 INFO L280 TraceCheckUtils]: 98: Hoare triple {89057#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {89057#false} is VALID [2020-07-17 23:08:18,783 INFO L280 TraceCheckUtils]: 99: Hoare triple {89057#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {89057#false} is VALID [2020-07-17 23:08:18,783 INFO L280 TraceCheckUtils]: 100: Hoare triple {89057#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {89057#false} is VALID [2020-07-17 23:08:18,783 INFO L280 TraceCheckUtils]: 101: Hoare triple {89057#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {89057#false} is VALID [2020-07-17 23:08:18,783 INFO L280 TraceCheckUtils]: 102: Hoare triple {89057#false} assume !!(0 == ~mode1~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,783 INFO L280 TraceCheckUtils]: 103: Hoare triple {89057#false} assume ~r1~0 < 2; {89057#false} is VALID [2020-07-17 23:08:18,783 INFO L280 TraceCheckUtils]: 104: Hoare triple {89057#false} assume !!(0 == ~ep12~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,784 INFO L280 TraceCheckUtils]: 105: Hoare triple {89057#false} assume !!(0 == ~ep13~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,784 INFO L280 TraceCheckUtils]: 106: Hoare triple {89057#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {89057#false} is VALID [2020-07-17 23:08:18,784 INFO L280 TraceCheckUtils]: 107: Hoare triple {89057#false} assume !!(0 == ~mode2~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,784 INFO L280 TraceCheckUtils]: 108: Hoare triple {89057#false} assume ~r2~0 < 2; {89057#false} is VALID [2020-07-17 23:08:18,784 INFO L280 TraceCheckUtils]: 109: Hoare triple {89057#false} assume !!(0 == ~ep21~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,785 INFO L280 TraceCheckUtils]: 110: Hoare triple {89057#false} assume !!(0 == ~ep23~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,785 INFO L280 TraceCheckUtils]: 111: Hoare triple {89057#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {89057#false} is VALID [2020-07-17 23:08:18,785 INFO L280 TraceCheckUtils]: 112: Hoare triple {89057#false} assume !!(0 == ~mode3~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,785 INFO L280 TraceCheckUtils]: 113: Hoare triple {89057#false} assume ~r3~0 < 2; {89057#false} is VALID [2020-07-17 23:08:18,785 INFO L280 TraceCheckUtils]: 114: Hoare triple {89057#false} assume !!(0 == ~ep31~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,786 INFO L280 TraceCheckUtils]: 115: Hoare triple {89057#false} assume !!(0 == ~ep32~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,786 INFO L280 TraceCheckUtils]: 116: Hoare triple {89057#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 ~check__tmp~2; {89057#false} is VALID [2020-07-17 23:08:18,786 INFO L280 TraceCheckUtils]: 117: Hoare triple {89057#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,786 INFO L280 TraceCheckUtils]: 118: Hoare triple {89057#false} assume ~st1~0 + ~nl1~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,786 INFO L280 TraceCheckUtils]: 119: Hoare triple {89057#false} assume ~st2~0 + ~nl2~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,787 INFO L280 TraceCheckUtils]: 120: Hoare triple {89057#false} assume ~st3~0 + ~nl3~0 <= 1; {89057#false} is VALID [2020-07-17 23:08:18,787 INFO L280 TraceCheckUtils]: 121: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-17 23:08:18,787 INFO L280 TraceCheckUtils]: 122: Hoare triple {89057#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {89057#false} is VALID [2020-07-17 23:08:18,787 INFO L280 TraceCheckUtils]: 123: Hoare triple {89057#false} assume ~r1~0 < 2; {89057#false} is VALID [2020-07-17 23:08:18,787 INFO L280 TraceCheckUtils]: 124: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-17 23:08:18,787 INFO L280 TraceCheckUtils]: 125: Hoare triple {89057#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {89057#false} is VALID [2020-07-17 23:08:18,788 INFO L280 TraceCheckUtils]: 126: Hoare triple {89057#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {89057#false} is VALID [2020-07-17 23:08:18,788 INFO L280 TraceCheckUtils]: 127: Hoare triple {89057#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {89057#false} is VALID [2020-07-17 23:08:18,788 INFO L280 TraceCheckUtils]: 128: Hoare triple {89057#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {89057#false} is VALID [2020-07-17 23:08:18,788 INFO L280 TraceCheckUtils]: 129: Hoare triple {89057#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {89057#false} is VALID [2020-07-17 23:08:18,788 INFO L280 TraceCheckUtils]: 130: Hoare triple {89057#false} assume !!(0 == ~ep21~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,789 INFO L280 TraceCheckUtils]: 131: Hoare triple {89057#false} assume !!(0 == ~ep31~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,789 INFO L280 TraceCheckUtils]: 132: Hoare triple {89057#false} ~newmax1~0 := ~node1__newmax~3; {89057#false} is VALID [2020-07-17 23:08:18,789 INFO L280 TraceCheckUtils]: 133: Hoare triple {89057#false} assume 2 == ~r1~0; {89057#false} is VALID [2020-07-17 23:08:18,789 INFO L280 TraceCheckUtils]: 134: Hoare triple {89057#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {89057#false} is VALID [2020-07-17 23:08:18,789 INFO L280 TraceCheckUtils]: 135: Hoare triple {89057#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {89057#false} is VALID [2020-07-17 23:08:18,789 INFO L280 TraceCheckUtils]: 136: Hoare triple {89057#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {89057#false} is VALID [2020-07-17 23:08:18,790 INFO L280 TraceCheckUtils]: 137: Hoare triple {89057#false} assume !!(0 == ~ep12~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,790 INFO L280 TraceCheckUtils]: 138: Hoare triple {89057#false} assume !!(0 == ~ep32~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,790 INFO L280 TraceCheckUtils]: 139: Hoare triple {89057#false} ~newmax2~0 := ~node2__newmax~3; {89057#false} is VALID [2020-07-17 23:08:18,790 INFO L280 TraceCheckUtils]: 140: Hoare triple {89057#false} assume 2 == ~r2~0; {89057#false} is VALID [2020-07-17 23:08:18,790 INFO L280 TraceCheckUtils]: 141: Hoare triple {89057#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {89057#false} is VALID [2020-07-17 23:08:18,790 INFO L280 TraceCheckUtils]: 142: Hoare triple {89057#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {89057#false} is VALID [2020-07-17 23:08:18,791 INFO L280 TraceCheckUtils]: 143: Hoare triple {89057#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {89057#false} is VALID [2020-07-17 23:08:18,791 INFO L280 TraceCheckUtils]: 144: Hoare triple {89057#false} assume !!(0 == ~ep13~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,791 INFO L280 TraceCheckUtils]: 145: Hoare triple {89057#false} assume !!(0 == ~ep23~0 % 256); {89057#false} is VALID [2020-07-17 23:08:18,791 INFO L280 TraceCheckUtils]: 146: Hoare triple {89057#false} ~newmax3~0 := ~node3__newmax~3; {89057#false} is VALID [2020-07-17 23:08:18,791 INFO L280 TraceCheckUtils]: 147: Hoare triple {89057#false} assume 2 == ~r3~0; {89057#false} is VALID [2020-07-17 23:08:18,792 INFO L280 TraceCheckUtils]: 148: Hoare triple {89057#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {89057#false} is VALID [2020-07-17 23:08:18,792 INFO L280 TraceCheckUtils]: 149: Hoare triple {89057#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 ~check__tmp~3; {89057#false} is VALID [2020-07-17 23:08:18,792 INFO L280 TraceCheckUtils]: 150: Hoare triple {89057#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {89057#false} is VALID [2020-07-17 23:08:18,792 INFO L280 TraceCheckUtils]: 151: Hoare triple {89057#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {89057#false} is VALID [2020-07-17 23:08:18,792 INFO L280 TraceCheckUtils]: 152: Hoare triple {89057#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {89057#false} is VALID [2020-07-17 23:08:18,793 INFO L280 TraceCheckUtils]: 153: Hoare triple {89057#false} assume 0 == ~assert__arg~3 % 256; {89057#false} is VALID [2020-07-17 23:08:18,793 INFO L280 TraceCheckUtils]: 154: Hoare triple {89057#false} assume !false; {89057#false} is VALID [2020-07-17 23:08:18,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 23:08:18,826 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513826484] [2020-07-17 23:08:18,826 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:08:18,826 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 23:08:18,827 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814667720] [2020-07-17 23:08:18,827 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2020-07-17 23:08:18,828 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:08:18,828 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 23:08:19,058 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:08:19,058 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 23:08:19,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:08:19,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 23:08:19,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:08:19,059 INFO L87 Difference]: Start difference. First operand 4002 states and 5698 transitions. Second operand 5 states. [2020-07-17 23:08:33,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:33,662 INFO L93 Difference]: Finished difference Result 5770 states and 8216 transitions. [2020-07-17 23:08:33,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:08:33,662 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2020-07-17 23:08:33,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:08:33,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:08:33,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1315 transitions. [2020-07-17 23:08:33,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:08:33,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1315 transitions. [2020-07-17 23:08:33,674 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1315 transitions. [2020-07-17 23:08:35,767 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1315 edges. 1315 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:08:36,478 INFO L225 Difference]: With dead ends: 5770 [2020-07-17 23:08:36,478 INFO L226 Difference]: Without dead ends: 4004 [2020-07-17 23:08:36,481 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 23:08:36,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4004 states. [2020-07-17 23:08:44,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4004 to 3766. [2020-07-17 23:08:44,490 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:08:44,490 INFO L82 GeneralOperation]: Start isEquivalent. First operand 4004 states. Second operand 3766 states. [2020-07-17 23:08:44,490 INFO L74 IsIncluded]: Start isIncluded. First operand 4004 states. Second operand 3766 states. [2020-07-17 23:08:44,490 INFO L87 Difference]: Start difference. First operand 4004 states. Second operand 3766 states. [2020-07-17 23:08:44,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:44,951 INFO L93 Difference]: Finished difference Result 4004 states and 5691 transitions. [2020-07-17 23:08:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 5691 transitions. [2020-07-17 23:08:44,956 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:08:44,956 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:08:44,956 INFO L74 IsIncluded]: Start isIncluded. First operand 3766 states. Second operand 4004 states. [2020-07-17 23:08:44,956 INFO L87 Difference]: Start difference. First operand 3766 states. Second operand 4004 states. [2020-07-17 23:08:45,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:45,452 INFO L93 Difference]: Finished difference Result 4004 states and 5691 transitions. [2020-07-17 23:08:45,452 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 5691 transitions. [2020-07-17 23:08:45,456 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:08:45,456 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:08:45,456 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:08:45,456 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:08:45,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3766 states. [2020-07-17 23:08:46,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3766 states and 5400 transitions. [2020-07-17 23:08:46,062 INFO L78 Accepts]: Start accepts. Automaton has 3766 states and 5400 transitions. Word has length 155 [2020-07-17 23:08:46,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:08:46,062 INFO L479 AbstractCegarLoop]: Abstraction has 3766 states and 5400 transitions. [2020-07-17 23:08:46,062 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 23:08:46,062 INFO L276 IsEmpty]: Start isEmpty. Operand 3766 states and 5400 transitions. [2020-07-17 23:08:46,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-07-17 23:08:46,065 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:08:46,066 INFO L422 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] [2020-07-17 23:08:46,066 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-17 23:08:46,066 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:08:46,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:08:46,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1983484075, now seen corresponding path program 1 times [2020-07-17 23:08:46,066 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:08:46,067 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421873710] [2020-07-17 23:08:46,067 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:08:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:08:46,407 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-17 23:08:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:08:46,450 INFO L280 TraceCheckUtils]: 0: Hoare triple {109520#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {109514#true} is VALID [2020-07-17 23:08:46,450 INFO L280 TraceCheckUtils]: 1: Hoare triple {109514#true} assume true; {109514#true} is VALID [2020-07-17 23:08:46,450 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {109514#true} {109514#true} #1358#return; {109514#true} is VALID [2020-07-17 23:08:46,455 INFO L263 TraceCheckUtils]: 0: Hoare triple {109514#true} call ULTIMATE.init(); {109520#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:08:46,455 INFO L280 TraceCheckUtils]: 1: Hoare triple {109520#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {109514#true} is VALID [2020-07-17 23:08:46,456 INFO L280 TraceCheckUtils]: 2: Hoare triple {109514#true} assume true; {109514#true} is VALID [2020-07-17 23:08:46,456 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {109514#true} {109514#true} #1358#return; {109514#true} is VALID [2020-07-17 23:08:46,456 INFO L263 TraceCheckUtils]: 4: Hoare triple {109514#true} call #t~ret30 := main(); {109514#true} is VALID [2020-07-17 23:08:46,456 INFO L280 TraceCheckUtils]: 5: Hoare triple {109514#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {109514#true} is VALID [2020-07-17 23:08:46,456 INFO L280 TraceCheckUtils]: 6: Hoare triple {109514#true} assume !!(0 == ~init__r121~0 % 256); {109514#true} is VALID [2020-07-17 23:08:46,457 INFO L280 TraceCheckUtils]: 7: Hoare triple {109514#true} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {109514#true} is VALID [2020-07-17 23:08:46,457 INFO L280 TraceCheckUtils]: 8: Hoare triple {109514#true} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {109514#true} is VALID [2020-07-17 23:08:46,457 INFO L280 TraceCheckUtils]: 9: Hoare triple {109514#true} assume !!(0 == ~init__r131~0 % 256); {109514#true} is VALID [2020-07-17 23:08:46,457 INFO L280 TraceCheckUtils]: 10: Hoare triple {109514#true} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {109514#true} is VALID [2020-07-17 23:08:46,457 INFO L280 TraceCheckUtils]: 11: Hoare triple {109514#true} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {109514#true} is VALID [2020-07-17 23:08:46,457 INFO L280 TraceCheckUtils]: 12: Hoare triple {109514#true} assume !!(0 == ~init__r211~0 % 256); {109514#true} is VALID [2020-07-17 23:08:46,458 INFO L280 TraceCheckUtils]: 13: Hoare triple {109514#true} assume !(0 == ~init__r231~0 % 256); {109514#true} is VALID [2020-07-17 23:08:46,458 INFO L280 TraceCheckUtils]: 14: Hoare triple {109514#true} assume !!(0 == ~ep31~0 % 256);~init__tmp___1~0 := 0; {109514#true} is VALID [2020-07-17 23:08:46,458 INFO L280 TraceCheckUtils]: 15: Hoare triple {109514#true} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {109514#true} is VALID [2020-07-17 23:08:46,458 INFO L280 TraceCheckUtils]: 16: Hoare triple {109514#true} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {109514#true} is VALID [2020-07-17 23:08:46,458 INFO L280 TraceCheckUtils]: 17: Hoare triple {109514#true} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {109514#true} is VALID [2020-07-17 23:08:46,459 INFO L280 TraceCheckUtils]: 18: Hoare triple {109514#true} assume !!(0 == ~init__r311~0 % 256); {109514#true} is VALID [2020-07-17 23:08:46,460 INFO L280 TraceCheckUtils]: 19: Hoare triple {109514#true} assume !!(0 == ~init__r321~0 % 256);~init__tmp___3~0 := 0; {109519#(= (* 256 (div main_~init__r321~0 256)) main_~init__r321~0)} is VALID [2020-07-17 23:08:46,461 INFO L280 TraceCheckUtils]: 20: Hoare triple {109519#(= (* 256 (div main_~init__r321~0 256)) main_~init__r321~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {109519#(= (* 256 (div main_~init__r321~0 256)) main_~init__r321~0)} is VALID [2020-07-17 23:08:46,462 INFO L280 TraceCheckUtils]: 21: Hoare triple {109519#(= (* 256 (div main_~init__r321~0 256)) main_~init__r321~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {109515#false} is VALID [2020-07-17 23:08:46,462 INFO L280 TraceCheckUtils]: 22: Hoare triple {109515#false} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {109515#false} is VALID [2020-07-17 23:08:46,462 INFO L280 TraceCheckUtils]: 23: Hoare triple {109515#false} assume ~id1~0 != ~id2~0; {109515#false} is VALID [2020-07-17 23:08:46,463 INFO L280 TraceCheckUtils]: 24: Hoare triple {109515#false} assume ~id1~0 != ~id3~0; {109515#false} is VALID [2020-07-17 23:08:46,463 INFO L280 TraceCheckUtils]: 25: Hoare triple {109515#false} assume ~id2~0 != ~id3~0; {109515#false} is VALID [2020-07-17 23:08:46,463 INFO L280 TraceCheckUtils]: 26: Hoare triple {109515#false} assume ~id1~0 >= 0; {109515#false} is VALID [2020-07-17 23:08:46,463 INFO L280 TraceCheckUtils]: 27: Hoare triple {109515#false} assume ~id2~0 >= 0; {109515#false} is VALID [2020-07-17 23:08:46,463 INFO L280 TraceCheckUtils]: 28: Hoare triple {109515#false} assume ~id3~0 >= 0; {109515#false} is VALID [2020-07-17 23:08:46,464 INFO L280 TraceCheckUtils]: 29: Hoare triple {109515#false} assume 0 == ~r1~0; {109515#false} is VALID [2020-07-17 23:08:46,464 INFO L280 TraceCheckUtils]: 30: Hoare triple {109515#false} assume 0 == ~r2~0; {109515#false} is VALID [2020-07-17 23:08:46,464 INFO L280 TraceCheckUtils]: 31: Hoare triple {109515#false} assume 0 == ~r3~0; {109515#false} is VALID [2020-07-17 23:08:46,464 INFO L280 TraceCheckUtils]: 32: Hoare triple {109515#false} assume ~max1~0 == ~id1~0; {109515#false} is VALID [2020-07-17 23:08:46,465 INFO L280 TraceCheckUtils]: 33: Hoare triple {109515#false} assume ~max2~0 == ~id2~0; {109515#false} is VALID [2020-07-17 23:08:46,465 INFO L280 TraceCheckUtils]: 34: Hoare triple {109515#false} assume ~max3~0 == ~id3~0; {109515#false} is VALID [2020-07-17 23:08:46,465 INFO L280 TraceCheckUtils]: 35: Hoare triple {109515#false} assume 0 == ~st1~0; {109515#false} is VALID [2020-07-17 23:08:46,465 INFO L280 TraceCheckUtils]: 36: Hoare triple {109515#false} assume 0 == ~st2~0; {109515#false} is VALID [2020-07-17 23:08:46,465 INFO L280 TraceCheckUtils]: 37: Hoare triple {109515#false} assume 0 == ~st3~0; {109515#false} is VALID [2020-07-17 23:08:46,466 INFO L280 TraceCheckUtils]: 38: Hoare triple {109515#false} assume 0 == ~nl1~0; {109515#false} is VALID [2020-07-17 23:08:46,466 INFO L280 TraceCheckUtils]: 39: Hoare triple {109515#false} assume 0 == ~nl2~0; {109515#false} is VALID [2020-07-17 23:08:46,466 INFO L280 TraceCheckUtils]: 40: Hoare triple {109515#false} assume 0 == ~nl3~0; {109515#false} is VALID [2020-07-17 23:08:46,466 INFO L280 TraceCheckUtils]: 41: Hoare triple {109515#false} assume 0 == ~mode1~0 % 256; {109515#false} is VALID [2020-07-17 23:08:46,466 INFO L280 TraceCheckUtils]: 42: Hoare triple {109515#false} assume 0 == ~mode2~0 % 256; {109515#false} is VALID [2020-07-17 23:08:46,466 INFO L280 TraceCheckUtils]: 43: Hoare triple {109515#false} assume 0 == ~mode3~0 % 256; {109515#false} is VALID [2020-07-17 23:08:46,467 INFO L280 TraceCheckUtils]: 44: Hoare triple {109515#false} assume !(0 == ~newmax1~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,467 INFO L280 TraceCheckUtils]: 45: Hoare triple {109515#false} assume !(0 == ~newmax2~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,467 INFO L280 TraceCheckUtils]: 46: Hoare triple {109515#false} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {109515#false} is VALID [2020-07-17 23:08:46,467 INFO L280 TraceCheckUtils]: 47: Hoare triple {109515#false} assume 0 != ~main__i2~0;~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__i2~0 := 0; {109515#false} is VALID [2020-07-17 23:08:46,467 INFO L280 TraceCheckUtils]: 48: Hoare triple {109515#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {109515#false} is VALID [2020-07-17 23:08:46,467 INFO L280 TraceCheckUtils]: 49: Hoare triple {109515#false} assume !!(0 == ~mode1~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,468 INFO L280 TraceCheckUtils]: 50: Hoare triple {109515#false} assume ~r1~0 < 2; {109515#false} is VALID [2020-07-17 23:08:46,468 INFO L280 TraceCheckUtils]: 51: Hoare triple {109515#false} assume !!(0 == ~ep12~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,468 INFO L280 TraceCheckUtils]: 52: Hoare triple {109515#false} assume !!(0 == ~ep13~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,468 INFO L280 TraceCheckUtils]: 53: Hoare triple {109515#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {109515#false} is VALID [2020-07-17 23:08:46,468 INFO L280 TraceCheckUtils]: 54: Hoare triple {109515#false} assume !!(0 == ~mode2~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,468 INFO L280 TraceCheckUtils]: 55: Hoare triple {109515#false} assume ~r2~0 < 2; {109515#false} is VALID [2020-07-17 23:08:46,469 INFO L280 TraceCheckUtils]: 56: Hoare triple {109515#false} assume !!(0 == ~ep21~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,469 INFO L280 TraceCheckUtils]: 57: Hoare triple {109515#false} assume !!(0 == ~ep23~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,469 INFO L280 TraceCheckUtils]: 58: Hoare triple {109515#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {109515#false} is VALID [2020-07-17 23:08:46,469 INFO L280 TraceCheckUtils]: 59: Hoare triple {109515#false} assume !!(0 == ~mode3~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,469 INFO L280 TraceCheckUtils]: 60: Hoare triple {109515#false} assume ~r3~0 < 2; {109515#false} is VALID [2020-07-17 23:08:46,469 INFO L280 TraceCheckUtils]: 61: Hoare triple {109515#false} assume !!(0 == ~ep31~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,470 INFO L280 TraceCheckUtils]: 62: Hoare triple {109515#false} assume !!(0 == ~ep32~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,470 INFO L280 TraceCheckUtils]: 63: Hoare triple {109515#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 ~check__tmp~0; {109515#false} is VALID [2020-07-17 23:08:46,470 INFO L280 TraceCheckUtils]: 64: Hoare triple {109515#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,470 INFO L280 TraceCheckUtils]: 65: Hoare triple {109515#false} assume ~st1~0 + ~nl1~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,471 INFO L280 TraceCheckUtils]: 66: Hoare triple {109515#false} assume ~st2~0 + ~nl2~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,471 INFO L280 TraceCheckUtils]: 67: Hoare triple {109515#false} assume ~st3~0 + ~nl3~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,471 INFO L280 TraceCheckUtils]: 68: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-17 23:08:46,471 INFO L280 TraceCheckUtils]: 69: Hoare triple {109515#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {109515#false} is VALID [2020-07-17 23:08:46,471 INFO L280 TraceCheckUtils]: 70: Hoare triple {109515#false} assume ~r1~0 < 2; {109515#false} is VALID [2020-07-17 23:08:46,472 INFO L280 TraceCheckUtils]: 71: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-17 23:08:46,472 INFO L280 TraceCheckUtils]: 72: Hoare triple {109515#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {109515#false} is VALID [2020-07-17 23:08:46,472 INFO L280 TraceCheckUtils]: 73: Hoare triple {109515#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {109515#false} is VALID [2020-07-17 23:08:46,472 INFO L280 TraceCheckUtils]: 74: Hoare triple {109515#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {109515#false} is VALID [2020-07-17 23:08:46,472 INFO L280 TraceCheckUtils]: 75: Hoare triple {109515#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {109515#false} is VALID [2020-07-17 23:08:46,473 INFO L280 TraceCheckUtils]: 76: Hoare triple {109515#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {109515#false} is VALID [2020-07-17 23:08:46,473 INFO L280 TraceCheckUtils]: 77: Hoare triple {109515#false} assume !!(0 == ~ep21~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,473 INFO L280 TraceCheckUtils]: 78: Hoare triple {109515#false} assume !!(0 == ~ep31~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,473 INFO L280 TraceCheckUtils]: 79: Hoare triple {109515#false} ~newmax1~0 := ~node1__newmax~1; {109515#false} is VALID [2020-07-17 23:08:46,473 INFO L280 TraceCheckUtils]: 80: Hoare triple {109515#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {109515#false} is VALID [2020-07-17 23:08:46,474 INFO L280 TraceCheckUtils]: 81: Hoare triple {109515#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {109515#false} is VALID [2020-07-17 23:08:46,474 INFO L280 TraceCheckUtils]: 82: Hoare triple {109515#false} assume !!(0 == ~ep12~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,474 INFO L280 TraceCheckUtils]: 83: Hoare triple {109515#false} assume !!(0 == ~ep32~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,474 INFO L280 TraceCheckUtils]: 84: Hoare triple {109515#false} ~newmax2~0 := ~node2__newmax~1; {109515#false} is VALID [2020-07-17 23:08:46,474 INFO L280 TraceCheckUtils]: 85: Hoare triple {109515#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {109515#false} is VALID [2020-07-17 23:08:46,474 INFO L280 TraceCheckUtils]: 86: Hoare triple {109515#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {109515#false} is VALID [2020-07-17 23:08:46,475 INFO L280 TraceCheckUtils]: 87: Hoare triple {109515#false} assume !!(0 == ~ep13~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,475 INFO L280 TraceCheckUtils]: 88: Hoare triple {109515#false} assume !!(0 == ~ep23~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,475 INFO L280 TraceCheckUtils]: 89: Hoare triple {109515#false} ~newmax3~0 := ~node3__newmax~1; {109515#false} is VALID [2020-07-17 23:08:46,475 INFO L280 TraceCheckUtils]: 90: Hoare triple {109515#false} assume !(2 == ~r3~0);~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 ~check__tmp~1; {109515#false} is VALID [2020-07-17 23:08:46,475 INFO L280 TraceCheckUtils]: 91: Hoare triple {109515#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,475 INFO L280 TraceCheckUtils]: 92: Hoare triple {109515#false} assume ~st1~0 + ~nl1~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,476 INFO L280 TraceCheckUtils]: 93: Hoare triple {109515#false} assume ~st2~0 + ~nl2~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,476 INFO L280 TraceCheckUtils]: 94: Hoare triple {109515#false} assume ~st3~0 + ~nl3~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,476 INFO L280 TraceCheckUtils]: 95: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-17 23:08:46,476 INFO L280 TraceCheckUtils]: 96: Hoare triple {109515#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {109515#false} is VALID [2020-07-17 23:08:46,476 INFO L280 TraceCheckUtils]: 97: Hoare triple {109515#false} assume ~r1~0 < 2; {109515#false} is VALID [2020-07-17 23:08:46,477 INFO L280 TraceCheckUtils]: 98: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-17 23:08:46,477 INFO L280 TraceCheckUtils]: 99: Hoare triple {109515#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {109515#false} is VALID [2020-07-17 23:08:46,477 INFO L280 TraceCheckUtils]: 100: Hoare triple {109515#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {109515#false} is VALID [2020-07-17 23:08:46,477 INFO L280 TraceCheckUtils]: 101: Hoare triple {109515#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {109515#false} is VALID [2020-07-17 23:08:46,477 INFO L280 TraceCheckUtils]: 102: Hoare triple {109515#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {109515#false} is VALID [2020-07-17 23:08:46,478 INFO L280 TraceCheckUtils]: 103: Hoare triple {109515#false} assume !!(0 == ~mode1~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,478 INFO L280 TraceCheckUtils]: 104: Hoare triple {109515#false} assume ~r1~0 < 2; {109515#false} is VALID [2020-07-17 23:08:46,478 INFO L280 TraceCheckUtils]: 105: Hoare triple {109515#false} assume !!(0 == ~ep12~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,478 INFO L280 TraceCheckUtils]: 106: Hoare triple {109515#false} assume !!(0 == ~ep13~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,478 INFO L280 TraceCheckUtils]: 107: Hoare triple {109515#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {109515#false} is VALID [2020-07-17 23:08:46,478 INFO L280 TraceCheckUtils]: 108: Hoare triple {109515#false} assume !!(0 == ~mode2~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,479 INFO L280 TraceCheckUtils]: 109: Hoare triple {109515#false} assume ~r2~0 < 2; {109515#false} is VALID [2020-07-17 23:08:46,479 INFO L280 TraceCheckUtils]: 110: Hoare triple {109515#false} assume !!(0 == ~ep21~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,479 INFO L280 TraceCheckUtils]: 111: Hoare triple {109515#false} assume !!(0 == ~ep23~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,479 INFO L280 TraceCheckUtils]: 112: Hoare triple {109515#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {109515#false} is VALID [2020-07-17 23:08:46,479 INFO L280 TraceCheckUtils]: 113: Hoare triple {109515#false} assume !!(0 == ~mode3~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,480 INFO L280 TraceCheckUtils]: 114: Hoare triple {109515#false} assume ~r3~0 < 2; {109515#false} is VALID [2020-07-17 23:08:46,480 INFO L280 TraceCheckUtils]: 115: Hoare triple {109515#false} assume !!(0 == ~ep31~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,480 INFO L280 TraceCheckUtils]: 116: Hoare triple {109515#false} assume !!(0 == ~ep32~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,480 INFO L280 TraceCheckUtils]: 117: Hoare triple {109515#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 ~check__tmp~2; {109515#false} is VALID [2020-07-17 23:08:46,480 INFO L280 TraceCheckUtils]: 118: Hoare triple {109515#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,480 INFO L280 TraceCheckUtils]: 119: Hoare triple {109515#false} assume ~st1~0 + ~nl1~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,481 INFO L280 TraceCheckUtils]: 120: Hoare triple {109515#false} assume ~st2~0 + ~nl2~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,481 INFO L280 TraceCheckUtils]: 121: Hoare triple {109515#false} assume ~st3~0 + ~nl3~0 <= 1; {109515#false} is VALID [2020-07-17 23:08:46,481 INFO L280 TraceCheckUtils]: 122: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-17 23:08:46,481 INFO L280 TraceCheckUtils]: 123: Hoare triple {109515#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {109515#false} is VALID [2020-07-17 23:08:46,481 INFO L280 TraceCheckUtils]: 124: Hoare triple {109515#false} assume ~r1~0 < 2; {109515#false} is VALID [2020-07-17 23:08:46,481 INFO L280 TraceCheckUtils]: 125: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-17 23:08:46,482 INFO L280 TraceCheckUtils]: 126: Hoare triple {109515#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {109515#false} is VALID [2020-07-17 23:08:46,482 INFO L280 TraceCheckUtils]: 127: Hoare triple {109515#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {109515#false} is VALID [2020-07-17 23:08:46,482 INFO L280 TraceCheckUtils]: 128: Hoare triple {109515#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {109515#false} is VALID [2020-07-17 23:08:46,482 INFO L280 TraceCheckUtils]: 129: Hoare triple {109515#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {109515#false} is VALID [2020-07-17 23:08:46,482 INFO L280 TraceCheckUtils]: 130: Hoare triple {109515#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {109515#false} is VALID [2020-07-17 23:08:46,482 INFO L280 TraceCheckUtils]: 131: Hoare triple {109515#false} assume !!(0 == ~ep21~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,483 INFO L280 TraceCheckUtils]: 132: Hoare triple {109515#false} assume !!(0 == ~ep31~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,483 INFO L280 TraceCheckUtils]: 133: Hoare triple {109515#false} ~newmax1~0 := ~node1__newmax~3; {109515#false} is VALID [2020-07-17 23:08:46,483 INFO L280 TraceCheckUtils]: 134: Hoare triple {109515#false} assume 2 == ~r1~0; {109515#false} is VALID [2020-07-17 23:08:46,483 INFO L280 TraceCheckUtils]: 135: Hoare triple {109515#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {109515#false} is VALID [2020-07-17 23:08:46,484 INFO L280 TraceCheckUtils]: 136: Hoare triple {109515#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {109515#false} is VALID [2020-07-17 23:08:46,484 INFO L280 TraceCheckUtils]: 137: Hoare triple {109515#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {109515#false} is VALID [2020-07-17 23:08:46,484 INFO L280 TraceCheckUtils]: 138: Hoare triple {109515#false} assume !!(0 == ~ep12~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,484 INFO L280 TraceCheckUtils]: 139: Hoare triple {109515#false} assume !!(0 == ~ep32~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,484 INFO L280 TraceCheckUtils]: 140: Hoare triple {109515#false} ~newmax2~0 := ~node2__newmax~3; {109515#false} is VALID [2020-07-17 23:08:46,485 INFO L280 TraceCheckUtils]: 141: Hoare triple {109515#false} assume 2 == ~r2~0; {109515#false} is VALID [2020-07-17 23:08:46,485 INFO L280 TraceCheckUtils]: 142: Hoare triple {109515#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {109515#false} is VALID [2020-07-17 23:08:46,485 INFO L280 TraceCheckUtils]: 143: Hoare triple {109515#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {109515#false} is VALID [2020-07-17 23:08:46,485 INFO L280 TraceCheckUtils]: 144: Hoare triple {109515#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {109515#false} is VALID [2020-07-17 23:08:46,486 INFO L280 TraceCheckUtils]: 145: Hoare triple {109515#false} assume !!(0 == ~ep13~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,486 INFO L280 TraceCheckUtils]: 146: Hoare triple {109515#false} assume !!(0 == ~ep23~0 % 256); {109515#false} is VALID [2020-07-17 23:08:46,486 INFO L280 TraceCheckUtils]: 147: Hoare triple {109515#false} ~newmax3~0 := ~node3__newmax~3; {109515#false} is VALID [2020-07-17 23:08:46,486 INFO L280 TraceCheckUtils]: 148: Hoare triple {109515#false} assume 2 == ~r3~0; {109515#false} is VALID [2020-07-17 23:08:46,486 INFO L280 TraceCheckUtils]: 149: Hoare triple {109515#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {109515#false} is VALID [2020-07-17 23:08:46,486 INFO L280 TraceCheckUtils]: 150: Hoare triple {109515#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 ~check__tmp~3; {109515#false} is VALID [2020-07-17 23:08:46,487 INFO L280 TraceCheckUtils]: 151: Hoare triple {109515#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {109515#false} is VALID [2020-07-17 23:08:46,487 INFO L280 TraceCheckUtils]: 152: Hoare triple {109515#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {109515#false} is VALID [2020-07-17 23:08:46,487 INFO L280 TraceCheckUtils]: 153: Hoare triple {109515#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {109515#false} is VALID [2020-07-17 23:08:46,487 INFO L280 TraceCheckUtils]: 154: Hoare triple {109515#false} assume 0 == ~assert__arg~3 % 256; {109515#false} is VALID [2020-07-17 23:08:46,487 INFO L280 TraceCheckUtils]: 155: Hoare triple {109515#false} assume !false; {109515#false} is VALID [2020-07-17 23:08:46,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 23:08:46,511 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421873710] [2020-07-17 23:08:46,511 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:08:46,511 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 23:08:46,512 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917364080] [2020-07-17 23:08:46,512 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 156 [2020-07-17 23:08:46,513 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:08:46,513 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 23:08:46,718 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 156 edges. 156 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:08:46,718 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 23:08:46,718 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:08:46,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 23:08:46,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:08:46,719 INFO L87 Difference]: Start difference. First operand 3766 states and 5400 transitions. Second operand 4 states. [2020-07-17 23:09:10,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:09:10,069 INFO L93 Difference]: Finished difference Result 9190 states and 13162 transitions. [2020-07-17 23:09:10,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-17 23:09:10,069 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 156 [2020-07-17 23:09:10,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:09:10,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:09:10,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1346 transitions. [2020-07-17 23:09:10,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:09:10,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1346 transitions. [2020-07-17 23:09:10,078 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1346 transitions. [2020-07-17 23:09:12,113 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1346 edges. 1346 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:09:14,400 INFO L225 Difference]: With dead ends: 9190 [2020-07-17 23:09:14,400 INFO L226 Difference]: Without dead ends: 7424 [2020-07-17 23:09:14,403 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:09:14,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7424 states. [2020-07-17 23:09:22,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7424 to 3774. [2020-07-17 23:09:22,562 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:09:22,562 INFO L82 GeneralOperation]: Start isEquivalent. First operand 7424 states. Second operand 3774 states. [2020-07-17 23:09:22,562 INFO L74 IsIncluded]: Start isIncluded. First operand 7424 states. Second operand 3774 states. [2020-07-17 23:09:22,562 INFO L87 Difference]: Start difference. First operand 7424 states. Second operand 3774 states. [2020-07-17 23:09:24,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:09:24,222 INFO L93 Difference]: Finished difference Result 7424 states and 10641 transitions. [2020-07-17 23:09:24,222 INFO L276 IsEmpty]: Start isEmpty. Operand 7424 states and 10641 transitions. [2020-07-17 23:09:24,230 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:09:24,231 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:09:24,231 INFO L74 IsIncluded]: Start isIncluded. First operand 3774 states. Second operand 7424 states. [2020-07-17 23:09:24,231 INFO L87 Difference]: Start difference. First operand 3774 states. Second operand 7424 states. [2020-07-17 23:09:25,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:09:25,895 INFO L93 Difference]: Finished difference Result 7424 states and 10641 transitions. [2020-07-17 23:09:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 7424 states and 10641 transitions. [2020-07-17 23:09:25,901 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:09:25,902 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:09:25,902 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:09:25,902 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:09:25,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3774 states. [2020-07-17 23:09:26,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3774 states to 3774 states and 5408 transitions. [2020-07-17 23:09:26,511 INFO L78 Accepts]: Start accepts. Automaton has 3774 states and 5408 transitions. Word has length 156 [2020-07-17 23:09:26,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:09:26,511 INFO L479 AbstractCegarLoop]: Abstraction has 3774 states and 5408 transitions. [2020-07-17 23:09:26,511 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 23:09:26,511 INFO L276 IsEmpty]: Start isEmpty. Operand 3774 states and 5408 transitions. [2020-07-17 23:09:26,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-07-17 23:09:26,514 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:09:26,514 INFO L422 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] [2020-07-17 23:09:26,514 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-17 23:09:26,514 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:09:26,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:09:26,515 INFO L82 PathProgramCache]: Analyzing trace with hash -415240646, now seen corresponding path program 1 times [2020-07-17 23:09:26,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:09:26,515 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192556966] [2020-07-17 23:09:26,515 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:09:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:09:26,996 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-17 23:09:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:09:27,059 INFO L280 TraceCheckUtils]: 0: Hoare triple {141324#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {141317#true} is VALID [2020-07-17 23:09:27,060 INFO L280 TraceCheckUtils]: 1: Hoare triple {141317#true} assume true; {141317#true} is VALID [2020-07-17 23:09:27,060 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {141317#true} {141317#true} #1358#return; {141317#true} is VALID [2020-07-17 23:09:27,067 INFO L263 TraceCheckUtils]: 0: Hoare triple {141317#true} call ULTIMATE.init(); {141324#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:09:27,068 INFO L280 TraceCheckUtils]: 1: Hoare triple {141324#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__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_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {141317#true} is VALID [2020-07-17 23:09:27,068 INFO L280 TraceCheckUtils]: 2: Hoare triple {141317#true} assume true; {141317#true} is VALID [2020-07-17 23:09:27,069 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {141317#true} {141317#true} #1358#return; {141317#true} is VALID [2020-07-17 23:09:27,069 INFO L263 TraceCheckUtils]: 4: Hoare triple {141317#true} call #t~ret30 := main(); {141317#true} is VALID [2020-07-17 23:09:27,072 INFO L280 TraceCheckUtils]: 5: Hoare triple {141317#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-17 23:09:27,074 INFO L280 TraceCheckUtils]: 6: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !!(0 == ~init__r121~0 % 256); {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-17 23:09:27,075 INFO L280 TraceCheckUtils]: 7: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-17 23:09:27,076 INFO L280 TraceCheckUtils]: 8: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-17 23:09:27,077 INFO L280 TraceCheckUtils]: 9: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !!(0 == ~init__r131~0 % 256); {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-17 23:09:27,078 INFO L280 TraceCheckUtils]: 10: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-17 23:09:27,079 INFO L280 TraceCheckUtils]: 11: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-17 23:09:27,080 INFO L280 TraceCheckUtils]: 12: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !!(0 == ~init__r211~0 % 256); {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-17 23:09:27,081 INFO L280 TraceCheckUtils]: 13: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !(0 == ~init__r231~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,082 INFO L280 TraceCheckUtils]: 14: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~ep31~0 % 256);~init__tmp___1~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,083 INFO L280 TraceCheckUtils]: 15: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,085 INFO L280 TraceCheckUtils]: 16: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,085 INFO L280 TraceCheckUtils]: 17: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,087 INFO L280 TraceCheckUtils]: 18: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~init__r311~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,088 INFO L280 TraceCheckUtils]: 19: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~init__r321~0 % 256);~init__tmp___3~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,089 INFO L280 TraceCheckUtils]: 20: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,090 INFO L280 TraceCheckUtils]: 21: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~init__r321~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,091 INFO L280 TraceCheckUtils]: 22: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~init__r311~0 % 256);~init__tmp___4~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,092 INFO L280 TraceCheckUtils]: 23: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,093 INFO L280 TraceCheckUtils]: 24: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id1~0 != ~id2~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,094 INFO L280 TraceCheckUtils]: 25: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id1~0 != ~id3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,095 INFO L280 TraceCheckUtils]: 26: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id2~0 != ~id3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,096 INFO L280 TraceCheckUtils]: 27: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id1~0 >= 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,097 INFO L280 TraceCheckUtils]: 28: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id2~0 >= 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,098 INFO L280 TraceCheckUtils]: 29: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id3~0 >= 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,099 INFO L280 TraceCheckUtils]: 30: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~r1~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,100 INFO L280 TraceCheckUtils]: 31: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~r2~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,101 INFO L280 TraceCheckUtils]: 32: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~r3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,102 INFO L280 TraceCheckUtils]: 33: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~max1~0 == ~id1~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,103 INFO L280 TraceCheckUtils]: 34: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~max2~0 == ~id2~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,104 INFO L280 TraceCheckUtils]: 35: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~max3~0 == ~id3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,105 INFO L280 TraceCheckUtils]: 36: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~st1~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,105 INFO L280 TraceCheckUtils]: 37: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~st2~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,106 INFO L280 TraceCheckUtils]: 38: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~st3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,107 INFO L280 TraceCheckUtils]: 39: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~nl1~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,108 INFO L280 TraceCheckUtils]: 40: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~nl2~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,109 INFO L280 TraceCheckUtils]: 41: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~nl3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,110 INFO L280 TraceCheckUtils]: 42: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~mode1~0 % 256; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,111 INFO L280 TraceCheckUtils]: 43: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~mode2~0 % 256; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,112 INFO L280 TraceCheckUtils]: 44: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~mode3~0 % 256; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,113 INFO L280 TraceCheckUtils]: 45: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !(0 == ~newmax1~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,114 INFO L280 TraceCheckUtils]: 46: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !(0 == ~newmax2~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,115 INFO L280 TraceCheckUtils]: 47: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,116 INFO L280 TraceCheckUtils]: 48: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 != ~main__i2~0;~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__i2~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,117 INFO L280 TraceCheckUtils]: 49: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,118 INFO L280 TraceCheckUtils]: 50: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~mode1~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,119 INFO L280 TraceCheckUtils]: 51: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~r1~0 < 2; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,120 INFO L280 TraceCheckUtils]: 52: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~ep12~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,121 INFO L280 TraceCheckUtils]: 53: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~ep13~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,122 INFO L280 TraceCheckUtils]: 54: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,123 INFO L280 TraceCheckUtils]: 55: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~mode2~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,124 INFO L280 TraceCheckUtils]: 56: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~r2~0 < 2; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,125 INFO L280 TraceCheckUtils]: 57: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~ep21~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-17 23:09:27,127 INFO L280 TraceCheckUtils]: 58: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~ep23~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,127 INFO L280 TraceCheckUtils]: 59: Hoare triple {141318#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {141318#false} is VALID [2020-07-17 23:09:27,127 INFO L280 TraceCheckUtils]: 60: Hoare triple {141318#false} assume !!(0 == ~mode3~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,128 INFO L280 TraceCheckUtils]: 61: Hoare triple {141318#false} assume ~r3~0 < 2; {141318#false} is VALID [2020-07-17 23:09:27,128 INFO L280 TraceCheckUtils]: 62: Hoare triple {141318#false} assume !!(0 == ~ep31~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,128 INFO L280 TraceCheckUtils]: 63: Hoare triple {141318#false} assume !!(0 == ~ep32~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,128 INFO L280 TraceCheckUtils]: 64: Hoare triple {141318#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 ~check__tmp~0; {141318#false} is VALID [2020-07-17 23:09:27,129 INFO L280 TraceCheckUtils]: 65: Hoare triple {141318#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,129 INFO L280 TraceCheckUtils]: 66: Hoare triple {141318#false} assume ~st1~0 + ~nl1~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,129 INFO L280 TraceCheckUtils]: 67: Hoare triple {141318#false} assume ~st2~0 + ~nl2~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,130 INFO L280 TraceCheckUtils]: 68: Hoare triple {141318#false} assume ~st3~0 + ~nl3~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,130 INFO L280 TraceCheckUtils]: 69: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-17 23:09:27,130 INFO L280 TraceCheckUtils]: 70: Hoare triple {141318#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {141318#false} is VALID [2020-07-17 23:09:27,131 INFO L280 TraceCheckUtils]: 71: Hoare triple {141318#false} assume ~r1~0 < 2; {141318#false} is VALID [2020-07-17 23:09:27,131 INFO L280 TraceCheckUtils]: 72: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-17 23:09:27,131 INFO L280 TraceCheckUtils]: 73: Hoare triple {141318#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {141318#false} is VALID [2020-07-17 23:09:27,131 INFO L280 TraceCheckUtils]: 74: Hoare triple {141318#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {141318#false} is VALID [2020-07-17 23:09:27,132 INFO L280 TraceCheckUtils]: 75: Hoare triple {141318#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {141318#false} is VALID [2020-07-17 23:09:27,132 INFO L280 TraceCheckUtils]: 76: Hoare triple {141318#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {141318#false} is VALID [2020-07-17 23:09:27,132 INFO L280 TraceCheckUtils]: 77: Hoare triple {141318#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {141318#false} is VALID [2020-07-17 23:09:27,132 INFO L280 TraceCheckUtils]: 78: Hoare triple {141318#false} assume !!(0 == ~ep21~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,133 INFO L280 TraceCheckUtils]: 79: Hoare triple {141318#false} assume !!(0 == ~ep31~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,133 INFO L280 TraceCheckUtils]: 80: Hoare triple {141318#false} ~newmax1~0 := ~node1__newmax~1; {141318#false} is VALID [2020-07-17 23:09:27,133 INFO L280 TraceCheckUtils]: 81: Hoare triple {141318#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {141318#false} is VALID [2020-07-17 23:09:27,134 INFO L280 TraceCheckUtils]: 82: Hoare triple {141318#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {141318#false} is VALID [2020-07-17 23:09:27,134 INFO L280 TraceCheckUtils]: 83: Hoare triple {141318#false} assume !!(0 == ~ep12~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,134 INFO L280 TraceCheckUtils]: 84: Hoare triple {141318#false} assume !!(0 == ~ep32~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,135 INFO L280 TraceCheckUtils]: 85: Hoare triple {141318#false} ~newmax2~0 := ~node2__newmax~1; {141318#false} is VALID [2020-07-17 23:09:27,135 INFO L280 TraceCheckUtils]: 86: Hoare triple {141318#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {141318#false} is VALID [2020-07-17 23:09:27,135 INFO L280 TraceCheckUtils]: 87: Hoare triple {141318#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {141318#false} is VALID [2020-07-17 23:09:27,135 INFO L280 TraceCheckUtils]: 88: Hoare triple {141318#false} assume !!(0 == ~ep13~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,136 INFO L280 TraceCheckUtils]: 89: Hoare triple {141318#false} assume !!(0 == ~ep23~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,136 INFO L280 TraceCheckUtils]: 90: Hoare triple {141318#false} ~newmax3~0 := ~node3__newmax~1; {141318#false} is VALID [2020-07-17 23:09:27,136 INFO L280 TraceCheckUtils]: 91: Hoare triple {141318#false} assume !(2 == ~r3~0);~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 ~check__tmp~1; {141318#false} is VALID [2020-07-17 23:09:27,137 INFO L280 TraceCheckUtils]: 92: Hoare triple {141318#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,137 INFO L280 TraceCheckUtils]: 93: Hoare triple {141318#false} assume ~st1~0 + ~nl1~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,137 INFO L280 TraceCheckUtils]: 94: Hoare triple {141318#false} assume ~st2~0 + ~nl2~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,137 INFO L280 TraceCheckUtils]: 95: Hoare triple {141318#false} assume ~st3~0 + ~nl3~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,137 INFO L280 TraceCheckUtils]: 96: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-17 23:09:27,138 INFO L280 TraceCheckUtils]: 97: Hoare triple {141318#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {141318#false} is VALID [2020-07-17 23:09:27,138 INFO L280 TraceCheckUtils]: 98: Hoare triple {141318#false} assume ~r1~0 < 2; {141318#false} is VALID [2020-07-17 23:09:27,138 INFO L280 TraceCheckUtils]: 99: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-17 23:09:27,139 INFO L280 TraceCheckUtils]: 100: Hoare triple {141318#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {141318#false} is VALID [2020-07-17 23:09:27,139 INFO L280 TraceCheckUtils]: 101: Hoare triple {141318#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {141318#false} is VALID [2020-07-17 23:09:27,139 INFO L280 TraceCheckUtils]: 102: Hoare triple {141318#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {141318#false} is VALID [2020-07-17 23:09:27,140 INFO L280 TraceCheckUtils]: 103: Hoare triple {141318#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {141318#false} is VALID [2020-07-17 23:09:27,140 INFO L280 TraceCheckUtils]: 104: Hoare triple {141318#false} assume !!(0 == ~mode1~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,140 INFO L280 TraceCheckUtils]: 105: Hoare triple {141318#false} assume ~r1~0 < 2; {141318#false} is VALID [2020-07-17 23:09:27,140 INFO L280 TraceCheckUtils]: 106: Hoare triple {141318#false} assume !!(0 == ~ep12~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,141 INFO L280 TraceCheckUtils]: 107: Hoare triple {141318#false} assume !!(0 == ~ep13~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,141 INFO L280 TraceCheckUtils]: 108: Hoare triple {141318#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {141318#false} is VALID [2020-07-17 23:09:27,141 INFO L280 TraceCheckUtils]: 109: Hoare triple {141318#false} assume !!(0 == ~mode2~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,142 INFO L280 TraceCheckUtils]: 110: Hoare triple {141318#false} assume ~r2~0 < 2; {141318#false} is VALID [2020-07-17 23:09:27,142 INFO L280 TraceCheckUtils]: 111: Hoare triple {141318#false} assume !!(0 == ~ep21~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,142 INFO L280 TraceCheckUtils]: 112: Hoare triple {141318#false} assume !!(0 == ~ep23~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,143 INFO L280 TraceCheckUtils]: 113: Hoare triple {141318#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {141318#false} is VALID [2020-07-17 23:09:27,143 INFO L280 TraceCheckUtils]: 114: Hoare triple {141318#false} assume !!(0 == ~mode3~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,143 INFO L280 TraceCheckUtils]: 115: Hoare triple {141318#false} assume ~r3~0 < 2; {141318#false} is VALID [2020-07-17 23:09:27,143 INFO L280 TraceCheckUtils]: 116: Hoare triple {141318#false} assume !!(0 == ~ep31~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,144 INFO L280 TraceCheckUtils]: 117: Hoare triple {141318#false} assume !!(0 == ~ep32~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,144 INFO L280 TraceCheckUtils]: 118: Hoare triple {141318#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 ~check__tmp~2; {141318#false} is VALID [2020-07-17 23:09:27,144 INFO L280 TraceCheckUtils]: 119: Hoare triple {141318#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,145 INFO L280 TraceCheckUtils]: 120: Hoare triple {141318#false} assume ~st1~0 + ~nl1~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,145 INFO L280 TraceCheckUtils]: 121: Hoare triple {141318#false} assume ~st2~0 + ~nl2~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,145 INFO L280 TraceCheckUtils]: 122: Hoare triple {141318#false} assume ~st3~0 + ~nl3~0 <= 1; {141318#false} is VALID [2020-07-17 23:09:27,146 INFO L280 TraceCheckUtils]: 123: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-17 23:09:27,146 INFO L280 TraceCheckUtils]: 124: Hoare triple {141318#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {141318#false} is VALID [2020-07-17 23:09:27,146 INFO L280 TraceCheckUtils]: 125: Hoare triple {141318#false} assume ~r1~0 < 2; {141318#false} is VALID [2020-07-17 23:09:27,146 INFO L280 TraceCheckUtils]: 126: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-17 23:09:27,147 INFO L280 TraceCheckUtils]: 127: Hoare triple {141318#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {141318#false} is VALID [2020-07-17 23:09:27,147 INFO L280 TraceCheckUtils]: 128: Hoare triple {141318#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {141318#false} is VALID [2020-07-17 23:09:27,147 INFO L280 TraceCheckUtils]: 129: Hoare triple {141318#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {141318#false} is VALID [2020-07-17 23:09:27,148 INFO L280 TraceCheckUtils]: 130: Hoare triple {141318#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {141318#false} is VALID [2020-07-17 23:09:27,148 INFO L280 TraceCheckUtils]: 131: Hoare triple {141318#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {141318#false} is VALID [2020-07-17 23:09:27,148 INFO L280 TraceCheckUtils]: 132: Hoare triple {141318#false} assume !!(0 == ~ep21~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,149 INFO L280 TraceCheckUtils]: 133: Hoare triple {141318#false} assume !!(0 == ~ep31~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,149 INFO L280 TraceCheckUtils]: 134: Hoare triple {141318#false} ~newmax1~0 := ~node1__newmax~3; {141318#false} is VALID [2020-07-17 23:09:27,149 INFO L280 TraceCheckUtils]: 135: Hoare triple {141318#false} assume 2 == ~r1~0; {141318#false} is VALID [2020-07-17 23:09:27,149 INFO L280 TraceCheckUtils]: 136: Hoare triple {141318#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {141318#false} is VALID [2020-07-17 23:09:27,150 INFO L280 TraceCheckUtils]: 137: Hoare triple {141318#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {141318#false} is VALID [2020-07-17 23:09:27,150 INFO L280 TraceCheckUtils]: 138: Hoare triple {141318#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {141318#false} is VALID [2020-07-17 23:09:27,150 INFO L280 TraceCheckUtils]: 139: Hoare triple {141318#false} assume !!(0 == ~ep12~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,151 INFO L280 TraceCheckUtils]: 140: Hoare triple {141318#false} assume !!(0 == ~ep32~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,151 INFO L280 TraceCheckUtils]: 141: Hoare triple {141318#false} ~newmax2~0 := ~node2__newmax~3; {141318#false} is VALID [2020-07-17 23:09:27,151 INFO L280 TraceCheckUtils]: 142: Hoare triple {141318#false} assume 2 == ~r2~0; {141318#false} is VALID [2020-07-17 23:09:27,151 INFO L280 TraceCheckUtils]: 143: Hoare triple {141318#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {141318#false} is VALID [2020-07-17 23:09:27,152 INFO L280 TraceCheckUtils]: 144: Hoare triple {141318#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {141318#false} is VALID [2020-07-17 23:09:27,152 INFO L280 TraceCheckUtils]: 145: Hoare triple {141318#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {141318#false} is VALID [2020-07-17 23:09:27,152 INFO L280 TraceCheckUtils]: 146: Hoare triple {141318#false} assume !!(0 == ~ep13~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,153 INFO L280 TraceCheckUtils]: 147: Hoare triple {141318#false} assume !!(0 == ~ep23~0 % 256); {141318#false} is VALID [2020-07-17 23:09:27,153 INFO L280 TraceCheckUtils]: 148: Hoare triple {141318#false} ~newmax3~0 := ~node3__newmax~3; {141318#false} is VALID [2020-07-17 23:09:27,153 INFO L280 TraceCheckUtils]: 149: Hoare triple {141318#false} assume 2 == ~r3~0; {141318#false} is VALID [2020-07-17 23:09:27,154 INFO L280 TraceCheckUtils]: 150: Hoare triple {141318#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {141318#false} is VALID [2020-07-17 23:09:27,154 INFO L280 TraceCheckUtils]: 151: Hoare triple {141318#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 ~check__tmp~3; {141318#false} is VALID [2020-07-17 23:09:27,154 INFO L280 TraceCheckUtils]: 152: Hoare triple {141318#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {141318#false} is VALID [2020-07-17 23:09:27,154 INFO L280 TraceCheckUtils]: 153: Hoare triple {141318#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {141318#false} is VALID [2020-07-17 23:09:27,155 INFO L280 TraceCheckUtils]: 154: Hoare triple {141318#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {141318#false} is VALID [2020-07-17 23:09:27,155 INFO L280 TraceCheckUtils]: 155: Hoare triple {141318#false} assume 0 == ~assert__arg~3 % 256; {141318#false} is VALID [2020-07-17 23:09:27,155 INFO L280 TraceCheckUtils]: 156: Hoare triple {141318#false} assume !false; {141318#false} is VALID [2020-07-17 23:09:27,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 23:09:27,211 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192556966] [2020-07-17 23:09:27,212 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:09:27,212 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 23:09:27,213 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662785632] [2020-07-17 23:09:27,214 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 157 [2020-07-17 23:09:27,214 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:09:27,214 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 23:09:27,562 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 157 edges. 157 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:09:27,562 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 23:09:27,562 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:09:27,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 23:09:27,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:09:27,563 INFO L87 Difference]: Start difference. First operand 3774 states and 5408 transitions. Second operand 5 states. [2020-07-17 23:09:59,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:09:59,592 INFO L93 Difference]: Finished difference Result 10940 states and 15613 transitions. [2020-07-17 23:09:59,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:09:59,592 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 157 [2020-07-17 23:09:59,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:09:59,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:09:59,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1391 transitions. [2020-07-17 23:09:59,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:09:59,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1391 transitions. [2020-07-17 23:09:59,602 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1391 transitions. [2020-07-17 23:10:02,085 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1391 edges. 1391 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:10:04,532 INFO L225 Difference]: With dead ends: 10940 [2020-07-17 23:10:04,533 INFO L226 Difference]: Without dead ends: 7213 [2020-07-17 23:10:04,537 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 23:10:04,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7213 states. [2020-07-17 23:10:26,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7213 to 7211. [2020-07-17 23:10:26,766 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:10:26,767 INFO L82 GeneralOperation]: Start isEquivalent. First operand 7213 states. Second operand 7211 states. [2020-07-17 23:10:26,767 INFO L74 IsIncluded]: Start isIncluded. First operand 7213 states. Second operand 7211 states. [2020-07-17 23:10:26,767 INFO L87 Difference]: Start difference. First operand 7213 states. Second operand 7211 states. [2020-07-17 23:10:28,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:10:28,342 INFO L93 Difference]: Finished difference Result 7213 states and 10181 transitions. [2020-07-17 23:10:28,342 INFO L276 IsEmpty]: Start isEmpty. Operand 7213 states and 10181 transitions. [2020-07-17 23:10:28,346 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:10:28,347 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:10:28,347 INFO L74 IsIncluded]: Start isIncluded. First operand 7211 states. Second operand 7213 states. [2020-07-17 23:10:28,347 INFO L87 Difference]: Start difference. First operand 7211 states. Second operand 7213 states. [2020-07-17 23:10:29,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:10:29,935 INFO L93 Difference]: Finished difference Result 7213 states and 10181 transitions. [2020-07-17 23:10:29,935 INFO L276 IsEmpty]: Start isEmpty. Operand 7213 states and 10181 transitions. [2020-07-17 23:10:29,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:10:29,940 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:10:29,940 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:10:29,940 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:10:29,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7211 states. [2020-07-17 23:10:32,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7211 states to 7211 states and 10180 transitions. [2020-07-17 23:10:32,016 INFO L78 Accepts]: Start accepts. Automaton has 7211 states and 10180 transitions. Word has length 157 [2020-07-17 23:10:32,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:10:32,016 INFO L479 AbstractCegarLoop]: Abstraction has 7211 states and 10180 transitions. [2020-07-17 23:10:32,017 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 23:10:32,017 INFO L276 IsEmpty]: Start isEmpty. Operand 7211 states and 10180 transitions. [2020-07-17 23:10:32,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-07-17 23:10:32,020 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:10:32,020 INFO L422 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] [2020-07-17 23:10:32,020 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-17 23:10:32,021 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:10:32,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:10:32,022 INFO L82 PathProgramCache]: Analyzing trace with hash 725013288, now seen corresponding path program 1 times [2020-07-17 23:10:32,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:10:32,022 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872226541] [2020-07-17 23:10:32,022 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:10:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 23:10:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 23:10:32,551 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-17 23:10:32,552 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: You must have same procedures except when you have threads or when this is a call or a return: havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; at de.uni_freiburg.informatik.ultimate.core.model.translation.AtomicTraceElement.(AtomicTraceElement.java:117) at de.uni_freiburg.informatik.ultimate.core.model.translation.AtomicTraceElement.(AtomicTraceElement.java:103) at de.uni_freiburg.informatik.ultimate.core.model.translation.AtomicTraceElement$AtomicTraceElementBuilder.build(AtomicTraceElement.java:308) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgProgramExecution.createATESequence(IcfgProgramExecution.java:227) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgProgramExecution.create(IcfgProgramExecution.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgProgramExecution.create(IcfgProgramExecution.java:88) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.IcfgProgramExecutionBuilder.computeIcfgProgramExecution(IcfgProgramExecutionBuilder.java:177) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.IcfgProgramExecutionBuilder.getIcfgProgramExecution(IcfgProgramExecutionBuilder.java:77) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecution(TraceCheck.java:396) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:349) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:96) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-17 23:10:32,565 INFO L168 Benchmark]: Toolchain (without parser) took 244357.03 ms. Allocated memory was 139.5 MB in the beginning and 648.0 MB in the end (delta: 508.6 MB). Free memory was 103.0 MB in the beginning and 444.2 MB in the end (delta: -341.2 MB). Peak memory consumption was 167.3 MB. Max. memory is 7.1 GB. [2020-07-17 23:10:32,566 INFO L168 Benchmark]: CDTParser took 1.46 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-17 23:10:32,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 954.39 ms. Allocated memory was 139.5 MB in the beginning and 205.0 MB in the end (delta: 65.5 MB). Free memory was 102.6 MB in the beginning and 166.2 MB in the end (delta: -63.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 7.1 GB. [2020-07-17 23:10:32,574 INFO L168 Benchmark]: Boogie Preprocessor took 117.40 ms. Allocated memory is still 205.0 MB. Free memory was 166.2 MB in the beginning and 161.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2020-07-17 23:10:32,575 INFO L168 Benchmark]: RCFGBuilder took 2149.45 ms. Allocated memory was 205.0 MB in the beginning and 249.0 MB in the end (delta: 44.0 MB). Free memory was 161.2 MB in the beginning and 177.7 MB in the end (delta: -16.5 MB). Peak memory consumption was 109.4 MB. Max. memory is 7.1 GB. [2020-07-17 23:10:32,576 INFO L168 Benchmark]: TraceAbstraction took 241128.79 ms. Allocated memory was 249.0 MB in the beginning and 648.0 MB in the end (delta: 399.0 MB). Free memory was 177.7 MB in the beginning and 444.2 MB in the end (delta: -266.5 MB). Peak memory consumption was 132.5 MB. Max. memory is 7.1 GB. [2020-07-17 23:10:32,583 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 954.39 ms. Allocated memory was 139.5 MB in the beginning and 205.0 MB in the end (delta: 65.5 MB). Free memory was 102.6 MB in the beginning and 166.2 MB in the end (delta: -63.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.40 ms. Allocated memory is still 205.0 MB. Free memory was 166.2 MB in the beginning and 161.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2149.45 ms. Allocated memory was 205.0 MB in the beginning and 249.0 MB in the end (delta: 44.0 MB). Free memory was 161.2 MB in the beginning and 177.7 MB in the end (delta: -16.5 MB). Peak memory consumption was 109.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 241128.79 ms. Allocated memory was 249.0 MB in the beginning and 648.0 MB in the end (delta: 399.0 MB). Free memory was 177.7 MB in the beginning and 444.2 MB in the end (delta: -266.5 MB). Peak memory consumption was 132.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: You must have same procedures except when you have threads or when this is a call or a return: havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: You must have same procedures except when you have threads or when this is a call or a return: havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0;: de.uni_freiburg.informatik.ultimate.core.model.translation.AtomicTraceElement.(AtomicTraceElement.java:117) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...