/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.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 23:07:15,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 23:07:15,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 23:07:15,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 23:07:15,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 23:07:15,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 23:07:16,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 23:07:16,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 23:07:16,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 23:07:16,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 23:07:16,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 23:07:16,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 23:07:16,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 23:07:16,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 23:07:16,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 23:07:16,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 23:07:16,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 23:07:16,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 23:07:16,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 23:07:16,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 23:07:16,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 23:07:16,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 23:07:16,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 23:07:16,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 23:07:16,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 23:07:16,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 23:07:16,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 23:07:16,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 23:07:16,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 23:07:16,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 23:07:16,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 23:07:16,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 23:07:16,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 23:07:16,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 23:07:16,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 23:07:16,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 23:07:16,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 23:07:16,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 23:07:16,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 23:07:16,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 23:07:16,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 23:07:16,062 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 23:07:16,085 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 23:07:16,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 23:07:16,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 23:07:16,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 23:07:16,087 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 23:07:16,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 23:07:16,087 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 23:07:16,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 23:07:16,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 23:07:16,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 23:07:16,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 23:07:16,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 23:07:16,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 23:07:16,089 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 23:07:16,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 23:07:16,089 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 23:07:16,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 23:07:16,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 23:07:16,089 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 23:07:16,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 23:07:16,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 23:07:16,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 23:07:16,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 23:07:16,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 23:07:16,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 23:07:16,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 23:07:16,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 23:07:16,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 23:07:16,091 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 23:07:16,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 23:07:16,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 23:07:16,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 23:07:16,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 23:07:16,364 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 23:07:16,364 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 23:07:16,365 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2020-07-17 23:07:16,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1d7be61c/0334264d47bc43c392083a30157404dd/FLAG8f3d47df8 [2020-07-17 23:07:16,930 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 23:07:16,931 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2020-07-17 23:07:16,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1d7be61c/0334264d47bc43c392083a30157404dd/FLAG8f3d47df8 [2020-07-17 23:07:17,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1d7be61c/0334264d47bc43c392083a30157404dd [2020-07-17 23:07:17,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 23:07:17,215 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 23:07:17,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 23:07:17,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 23:07:17,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 23:07:17,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:07:17" (1/1) ... [2020-07-17 23:07:17,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bd01580 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:07:17, skipping insertion in model container [2020-07-17 23:07:17,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:07:17" (1/1) ... [2020-07-17 23:07:17,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 23:07:17,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 23:07:18,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 23:07:18,063 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 23:07:18,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 23:07:18,344 INFO L208 MainTranslator]: Completed translation [2020-07-17 23:07:18,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:07:18 WrapperNode [2020-07-17 23:07:18,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 23:07:18,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 23:07:18,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 23:07:18,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 23:07:18,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:07:18" (1/1) ... [2020-07-17 23:07:18,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:07:18" (1/1) ... [2020-07-17 23:07:18,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:07:18" (1/1) ... [2020-07-17 23:07:18,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:07:18" (1/1) ... [2020-07-17 23:07:18,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:07:18" (1/1) ... [2020-07-17 23:07:18,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:07:18" (1/1) ... [2020-07-17 23:07:18,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:07:18" (1/1) ... [2020-07-17 23:07:18,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 23:07:18,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 23:07:18,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 23:07:18,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 23:07:18,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:07:18" (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 23:07:18,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 23:07:18,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 23:07:18,634 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-17 23:07:18,635 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 23:07:18,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 23:07:18,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-07-17 23:07:18,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-07-17 23:07:18,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-07-17 23:07:18,637 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2020-07-17 23:07:18,637 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-17 23:07:18,637 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-17 23:07:18,638 INFO L130 BoogieDeclarations]: Found specification of procedure read [2020-07-17 23:07:18,638 INFO L130 BoogieDeclarations]: Found specification of procedure write [2020-07-17 23:07:18,639 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2020-07-17 23:07:18,639 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2020-07-17 23:07:18,641 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2020-07-17 23:07:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-07-17 23:07:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure check [2020-07-17 23:07:18,642 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 23:07:18,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 23:07:18,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 23:07:21,023 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 23:07:21,024 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-17 23:07:21,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:07:21 BoogieIcfgContainer [2020-07-17 23:07:21,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 23:07:21,035 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 23:07:21,035 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 23:07:21,039 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 23:07:21,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 11:07:17" (1/3) ... [2020-07-17 23:07:21,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cfc6e31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:07:21, skipping insertion in model container [2020-07-17 23:07:21,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:07:18" (2/3) ... [2020-07-17 23:07:21,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cfc6e31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:07:21, skipping insertion in model container [2020-07-17 23:07:21,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:07:21" (3/3) ... [2020-07-17 23:07:21,043 INFO L109 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2020-07-17 23:07:21,053 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 23:07:21,062 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-07-17 23:07:21,083 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-07-17 23:07:21,122 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 23:07:21,122 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 23:07:21,122 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 23:07:21,122 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 23:07:21,123 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 23:07:21,123 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 23:07:21,123 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 23:07:21,123 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 23:07:21,184 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states. [2020-07-17 23:07:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-07-17 23:07:21,203 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:07:21,204 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] [2020-07-17 23:07:21,205 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:07:21,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:07:21,212 INFO L82 PathProgramCache]: Analyzing trace with hash 2118038307, now seen corresponding path program 1 times [2020-07-17 23:07:21,223 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:07:21,223 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29007656] [2020-07-17 23:07:21,224 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:07:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:22,321 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 23:07:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:22,459 INFO L280 TraceCheckUtils]: 0: Hoare triple {432#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {426#true} is VALID [2020-07-17 23:07:22,459 INFO L280 TraceCheckUtils]: 1: Hoare triple {426#true} assume true; {426#true} is VALID [2020-07-17 23:07:22,460 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {426#true} {426#true} #1701#return; {426#true} is VALID [2020-07-17 23:07:22,471 INFO L263 TraceCheckUtils]: 0: Hoare triple {426#true} call ULTIMATE.init(); {432#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:07:22,471 INFO L280 TraceCheckUtils]: 1: Hoare triple {432#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {426#true} is VALID [2020-07-17 23:07:22,472 INFO L280 TraceCheckUtils]: 2: Hoare triple {426#true} assume true; {426#true} is VALID [2020-07-17 23:07:22,472 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {426#true} {426#true} #1701#return; {426#true} is VALID [2020-07-17 23:07:22,474 INFO L263 TraceCheckUtils]: 4: Hoare triple {426#true} call #t~ret30 := main(); {426#true} is VALID [2020-07-17 23:07:22,474 INFO L280 TraceCheckUtils]: 5: Hoare triple {426#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;~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;~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;~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; {426#true} is VALID [2020-07-17 23:07:22,475 INFO L280 TraceCheckUtils]: 6: Hoare triple {426#true} assume !(0 == ~init__r121~0 % 256);~init__tmp~0 := 1; {426#true} is VALID [2020-07-17 23:07:22,475 INFO L280 TraceCheckUtils]: 7: Hoare triple {426#true} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {426#true} is VALID [2020-07-17 23:07:22,476 INFO L280 TraceCheckUtils]: 8: Hoare triple {426#true} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {426#true} is VALID [2020-07-17 23:07:22,484 INFO L280 TraceCheckUtils]: 9: Hoare triple {426#true} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {426#true} is VALID [2020-07-17 23:07:22,485 INFO L280 TraceCheckUtils]: 10: Hoare triple {426#true} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {426#true} is VALID [2020-07-17 23:07:22,485 INFO L280 TraceCheckUtils]: 11: Hoare triple {426#true} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {426#true} is VALID [2020-07-17 23:07:22,486 INFO L280 TraceCheckUtils]: 12: Hoare triple {426#true} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {426#true} is VALID [2020-07-17 23:07:22,486 INFO L280 TraceCheckUtils]: 13: Hoare triple {426#true} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {426#true} is VALID [2020-07-17 23:07:22,486 INFO L280 TraceCheckUtils]: 14: Hoare triple {426#true} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {426#true} is VALID [2020-07-17 23:07:22,487 INFO L280 TraceCheckUtils]: 15: Hoare triple {426#true} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {426#true} is VALID [2020-07-17 23:07:22,487 INFO L280 TraceCheckUtils]: 16: Hoare triple {426#true} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {426#true} is VALID [2020-07-17 23:07:22,488 INFO L280 TraceCheckUtils]: 17: Hoare triple {426#true} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {426#true} is VALID [2020-07-17 23:07:22,488 INFO L280 TraceCheckUtils]: 18: Hoare triple {426#true} assume ~id1~0 != ~id2~0; {426#true} is VALID [2020-07-17 23:07:22,488 INFO L280 TraceCheckUtils]: 19: Hoare triple {426#true} assume ~id1~0 != ~id3~0; {426#true} is VALID [2020-07-17 23:07:22,489 INFO L280 TraceCheckUtils]: 20: Hoare triple {426#true} assume ~id2~0 != ~id3~0; {426#true} is VALID [2020-07-17 23:07:22,489 INFO L280 TraceCheckUtils]: 21: Hoare triple {426#true} assume ~id1~0 >= 0; {426#true} is VALID [2020-07-17 23:07:22,489 INFO L280 TraceCheckUtils]: 22: Hoare triple {426#true} assume ~id2~0 >= 0; {426#true} is VALID [2020-07-17 23:07:22,490 INFO L280 TraceCheckUtils]: 23: Hoare triple {426#true} assume ~id3~0 >= 0; {426#true} is VALID [2020-07-17 23:07:22,490 INFO L280 TraceCheckUtils]: 24: Hoare triple {426#true} assume 0 == ~r1~0 % 256; {426#true} is VALID [2020-07-17 23:07:22,491 INFO L280 TraceCheckUtils]: 25: Hoare triple {426#true} assume 0 == ~r2~0 % 256; {426#true} is VALID [2020-07-17 23:07:22,492 INFO L280 TraceCheckUtils]: 26: Hoare triple {426#true} assume 0 == ~r3~0 % 256; {426#true} is VALID [2020-07-17 23:07:22,495 INFO L280 TraceCheckUtils]: 27: Hoare triple {426#true} assume ~max1~0 == ~id1~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,496 INFO L280 TraceCheckUtils]: 28: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~max2~0 == ~id2~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,497 INFO L280 TraceCheckUtils]: 29: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~max3~0 == ~id3~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,497 INFO L280 TraceCheckUtils]: 30: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~st1~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,498 INFO L280 TraceCheckUtils]: 31: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~st2~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,499 INFO L280 TraceCheckUtils]: 32: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~st3~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,500 INFO L280 TraceCheckUtils]: 33: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~nl1~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,501 INFO L280 TraceCheckUtils]: 34: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~nl2~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,503 INFO L280 TraceCheckUtils]: 35: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~nl3~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,503 INFO L280 TraceCheckUtils]: 36: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~mode1~0 % 256; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,504 INFO L280 TraceCheckUtils]: 37: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~mode2~0 % 256; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,505 INFO L280 TraceCheckUtils]: 38: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~mode3~0 % 256; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,506 INFO L280 TraceCheckUtils]: 39: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(0 == ~newmax1~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,507 INFO L280 TraceCheckUtils]: 40: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(0 == ~newmax2~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,508 INFO L280 TraceCheckUtils]: 41: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1873~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1873~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,509 INFO L280 TraceCheckUtils]: 42: Hoare triple {431#(= ~max1~0 ~id1~0)} 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;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,511 INFO L280 TraceCheckUtils]: 43: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~mode1~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,514 INFO L280 TraceCheckUtils]: 44: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r1~0 % 256 < 2; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,515 INFO L280 TraceCheckUtils]: 45: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep12~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,516 INFO L280 TraceCheckUtils]: 46: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep13~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,521 INFO L280 TraceCheckUtils]: 47: Hoare triple {431#(= ~max1~0 ~id1~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,526 INFO L280 TraceCheckUtils]: 48: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~mode2~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,527 INFO L280 TraceCheckUtils]: 49: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r2~0 % 256 < 2; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,528 INFO L280 TraceCheckUtils]: 50: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep21~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,529 INFO L280 TraceCheckUtils]: 51: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep23~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,530 INFO L280 TraceCheckUtils]: 52: Hoare triple {431#(= ~max1~0 ~id1~0)} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,531 INFO L280 TraceCheckUtils]: 53: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~mode3~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,532 INFO L280 TraceCheckUtils]: 54: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r3~0 % 256 < 2; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,533 INFO L280 TraceCheckUtils]: 55: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep31~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,533 INFO L280 TraceCheckUtils]: 56: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep32~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,534 INFO L280 TraceCheckUtils]: 57: Hoare triple {431#(= ~max1~0 ~id1~0)} ~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; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,537 INFO L280 TraceCheckUtils]: 58: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,540 INFO L280 TraceCheckUtils]: 59: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st1~0 + ~nl1~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,542 INFO L280 TraceCheckUtils]: 60: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st2~0 + ~nl2~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,542 INFO L280 TraceCheckUtils]: 61: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st3~0 + ~nl3~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,544 INFO L280 TraceCheckUtils]: 62: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(~r1~0 % 256 >= 2); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,547 INFO L280 TraceCheckUtils]: 63: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,548 INFO L280 TraceCheckUtils]: 64: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r1~0 % 256 < 2; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,549 INFO L280 TraceCheckUtils]: 65: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(~r1~0 % 256 >= 2); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,550 INFO L280 TraceCheckUtils]: 66: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,551 INFO L280 TraceCheckUtils]: 67: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r1~0 % 256 < 2;~check__tmp~0 := 1;~__return_2019~0 := ~check__tmp~0;~main__c1~0 := ~__return_2019~0;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; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,552 INFO L280 TraceCheckUtils]: 68: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(0 == ~assert__arg~0 % 256);havoc ~node1__newmax~1;~node1__newmax~1 := 0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,553 INFO L280 TraceCheckUtils]: 69: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(0 == ~mode1~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,554 INFO L280 TraceCheckUtils]: 70: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,556 INFO L280 TraceCheckUtils]: 71: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep21~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,557 INFO L280 TraceCheckUtils]: 72: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep31~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,558 INFO L280 TraceCheckUtils]: 73: Hoare triple {431#(= ~max1~0 ~id1~0)} ~newmax1~0 := ~node1__newmax~1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,558 INFO L280 TraceCheckUtils]: 74: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,559 INFO L280 TraceCheckUtils]: 75: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(0 == ~mode2~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,560 INFO L280 TraceCheckUtils]: 76: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,561 INFO L280 TraceCheckUtils]: 77: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep12~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,564 INFO L280 TraceCheckUtils]: 78: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep32~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,567 INFO L280 TraceCheckUtils]: 79: Hoare triple {431#(= ~max1~0 ~id1~0)} ~newmax2~0 := ~node2__newmax~1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,568 INFO L280 TraceCheckUtils]: 80: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,570 INFO L280 TraceCheckUtils]: 81: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(0 == ~mode3~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,573 INFO L280 TraceCheckUtils]: 82: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,574 INFO L280 TraceCheckUtils]: 83: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep13~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,575 INFO L280 TraceCheckUtils]: 84: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep23~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,576 INFO L280 TraceCheckUtils]: 85: Hoare triple {431#(= ~max1~0 ~id1~0)} ~newmax3~0 := ~node3__newmax~1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,577 INFO L280 TraceCheckUtils]: 86: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,578 INFO L280 TraceCheckUtils]: 87: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,579 INFO L280 TraceCheckUtils]: 88: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st1~0 + ~nl1~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,580 INFO L280 TraceCheckUtils]: 89: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st2~0 + ~nl2~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,582 INFO L280 TraceCheckUtils]: 90: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st3~0 + ~nl3~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,583 INFO L280 TraceCheckUtils]: 91: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(~r1~0 % 256 >= 2); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,585 INFO L280 TraceCheckUtils]: 92: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,585 INFO L280 TraceCheckUtils]: 93: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r1~0 % 256 < 2; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,586 INFO L280 TraceCheckUtils]: 94: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(~r1~0 % 256 >= 2); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,587 INFO L280 TraceCheckUtils]: 95: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,588 INFO L280 TraceCheckUtils]: 96: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r1~0 % 256 < 2;~check__tmp~1 := 1;~__return_2152~0 := ~check__tmp~1;~main__c1~0 := ~__return_2152~0;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; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,589 INFO L280 TraceCheckUtils]: 97: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(0 == ~assert__arg~1 % 256);havoc ~node1__newmax~2;~node1__newmax~2 := 0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,590 INFO L280 TraceCheckUtils]: 98: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~mode1~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,591 INFO L280 TraceCheckUtils]: 99: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r1~0 % 256 < 2; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,592 INFO L280 TraceCheckUtils]: 100: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep12~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,592 INFO L280 TraceCheckUtils]: 101: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep13~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,593 INFO L280 TraceCheckUtils]: 102: Hoare triple {431#(= ~max1~0 ~id1~0)} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,594 INFO L280 TraceCheckUtils]: 103: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~mode2~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,601 INFO L280 TraceCheckUtils]: 104: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r2~0 % 256 < 2; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,602 INFO L280 TraceCheckUtils]: 105: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep21~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,603 INFO L280 TraceCheckUtils]: 106: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep23~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,604 INFO L280 TraceCheckUtils]: 107: Hoare triple {431#(= ~max1~0 ~id1~0)} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,604 INFO L280 TraceCheckUtils]: 108: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~mode3~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,605 INFO L280 TraceCheckUtils]: 109: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r3~0 % 256 < 2; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,606 INFO L280 TraceCheckUtils]: 110: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep31~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,607 INFO L280 TraceCheckUtils]: 111: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep32~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,608 INFO L280 TraceCheckUtils]: 112: Hoare triple {431#(= ~max1~0 ~id1~0)} ~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; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,609 INFO L280 TraceCheckUtils]: 113: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,610 INFO L280 TraceCheckUtils]: 114: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st1~0 + ~nl1~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,612 INFO L280 TraceCheckUtils]: 115: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st2~0 + ~nl2~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,612 INFO L280 TraceCheckUtils]: 116: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~st3~0 + ~nl3~0 <= 1; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,613 INFO L280 TraceCheckUtils]: 117: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(~r1~0 % 256 >= 2); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,633 INFO L280 TraceCheckUtils]: 118: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,639 INFO L280 TraceCheckUtils]: 119: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r1~0 % 256 < 2; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,640 INFO L280 TraceCheckUtils]: 120: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(~r1~0 % 256 >= 2); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,641 INFO L280 TraceCheckUtils]: 121: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,642 INFO L280 TraceCheckUtils]: 122: Hoare triple {431#(= ~max1~0 ~id1~0)} assume ~r1~0 % 256 < 2;~check__tmp~2 := 1;~__return_2288~0 := ~check__tmp~2;~main__c1~0 := ~__return_2288~0;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; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,652 INFO L280 TraceCheckUtils]: 123: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(0 == ~assert__arg~2 % 256);havoc ~node1__newmax~3;~node1__newmax~3 := 0; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,654 INFO L280 TraceCheckUtils]: 124: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(0 == ~mode1~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,656 INFO L280 TraceCheckUtils]: 125: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,657 INFO L280 TraceCheckUtils]: 126: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep21~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,657 INFO L280 TraceCheckUtils]: 127: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !!(0 == ~ep31~0 % 256); {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,658 INFO L280 TraceCheckUtils]: 128: Hoare triple {431#(= ~max1~0 ~id1~0)} ~newmax1~0 := ~node1__newmax~3; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,659 INFO L280 TraceCheckUtils]: 129: Hoare triple {431#(= ~max1~0 ~id1~0)} assume 2 == ~r1~0 % 256; {431#(= ~max1~0 ~id1~0)} is VALID [2020-07-17 23:07:22,660 INFO L280 TraceCheckUtils]: 130: Hoare triple {431#(= ~max1~0 ~id1~0)} assume !(~max1~0 == ~id1~0);~nl1~0 := 1;~mode1~0 := 0;havoc ~node2__newmax~5;~node2__newmax~5 := 0; {427#false} is VALID [2020-07-17 23:07:22,660 INFO L280 TraceCheckUtils]: 131: Hoare triple {427#false} assume !(0 == ~mode2~0 % 256); {427#false} is VALID [2020-07-17 23:07:22,660 INFO L280 TraceCheckUtils]: 132: Hoare triple {427#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {427#false} is VALID [2020-07-17 23:07:22,661 INFO L280 TraceCheckUtils]: 133: Hoare triple {427#false} assume !!(0 == ~ep12~0 % 256); {427#false} is VALID [2020-07-17 23:07:22,661 INFO L280 TraceCheckUtils]: 134: Hoare triple {427#false} assume !!(0 == ~ep32~0 % 256); {427#false} is VALID [2020-07-17 23:07:22,661 INFO L280 TraceCheckUtils]: 135: Hoare triple {427#false} ~newmax2~0 := ~node2__newmax~5; {427#false} is VALID [2020-07-17 23:07:22,661 INFO L280 TraceCheckUtils]: 136: Hoare triple {427#false} assume 2 == ~r2~0 % 256; {427#false} is VALID [2020-07-17 23:07:22,662 INFO L280 TraceCheckUtils]: 137: Hoare triple {427#false} assume ~max2~0 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc ~node3__newmax~6;~node3__newmax~6 := 0; {427#false} is VALID [2020-07-17 23:07:22,662 INFO L280 TraceCheckUtils]: 138: Hoare triple {427#false} assume !(0 == ~mode3~0 % 256); {427#false} is VALID [2020-07-17 23:07:22,662 INFO L280 TraceCheckUtils]: 139: Hoare triple {427#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {427#false} is VALID [2020-07-17 23:07:22,662 INFO L280 TraceCheckUtils]: 140: Hoare triple {427#false} assume !!(0 == ~ep13~0 % 256); {427#false} is VALID [2020-07-17 23:07:22,663 INFO L280 TraceCheckUtils]: 141: Hoare triple {427#false} assume !!(0 == ~ep23~0 % 256); {427#false} is VALID [2020-07-17 23:07:22,663 INFO L280 TraceCheckUtils]: 142: Hoare triple {427#false} ~newmax3~0 := ~node3__newmax~6; {427#false} is VALID [2020-07-17 23:07:22,663 INFO L280 TraceCheckUtils]: 143: Hoare triple {427#false} assume 2 == ~r3~0 % 256; {427#false} is VALID [2020-07-17 23:07:22,664 INFO L280 TraceCheckUtils]: 144: Hoare triple {427#false} assume ~max3~0 == ~id3~0;~st3~0 := 1;~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~8; {427#false} is VALID [2020-07-17 23:07:22,664 INFO L280 TraceCheckUtils]: 145: Hoare triple {427#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~8 := 0;~__return_2840~0 := ~check__tmp~8;~main__c1~0 := ~__return_2840~0;havoc ~__tmp_8~0;~__tmp_8~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~7;~assert__arg~7 := ~__tmp_8~0; {427#false} is VALID [2020-07-17 23:07:22,664 INFO L280 TraceCheckUtils]: 146: Hoare triple {427#false} assume 0 == ~assert__arg~7 % 256; {427#false} is VALID [2020-07-17 23:07:22,664 INFO L280 TraceCheckUtils]: 147: Hoare triple {427#false} assume !false; {427#false} is VALID [2020-07-17 23:07:22,717 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 23:07:22,718 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29007656] [2020-07-17 23:07:22,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:07:22,719 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 23:07:22,720 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219542180] [2020-07-17 23:07:22,730 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 148 [2020-07-17 23:07:22,738 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:07:22,742 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 23:07:22,978 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 148 edges. 148 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:22,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 23:07:22,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:07:22,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 23:07:22,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:07:22,990 INFO L87 Difference]: Start difference. First operand 423 states. Second operand 4 states. [2020-07-17 23:07:23,458 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-07-17 23:07:29,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:29,254 INFO L93 Difference]: Finished difference Result 779 states and 1361 transitions. [2020-07-17 23:07:29,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:07:29,254 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 148 [2020-07-17 23:07:29,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:07:29,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:07:29,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1361 transitions. [2020-07-17 23:07:29,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:07:29,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1361 transitions. [2020-07-17 23:07:29,316 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1361 transitions. [2020-07-17 23:07:30,892 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1361 edges. 1361 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:30,994 INFO L225 Difference]: With dead ends: 779 [2020-07-17 23:07:30,995 INFO L226 Difference]: Without dead ends: 610 [2020-07-17 23:07:31,000 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:07:31,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2020-07-17 23:07:31,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 608. [2020-07-17 23:07:31,283 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:07:31,283 INFO L82 GeneralOperation]: Start isEquivalent. First operand 610 states. Second operand 608 states. [2020-07-17 23:07:31,284 INFO L74 IsIncluded]: Start isIncluded. First operand 610 states. Second operand 608 states. [2020-07-17 23:07:31,284 INFO L87 Difference]: Start difference. First operand 610 states. Second operand 608 states. [2020-07-17 23:07:31,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:31,319 INFO L93 Difference]: Finished difference Result 610 states and 894 transitions. [2020-07-17 23:07:31,320 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 894 transitions. [2020-07-17 23:07:31,324 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:31,325 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:31,325 INFO L74 IsIncluded]: Start isIncluded. First operand 608 states. Second operand 610 states. [2020-07-17 23:07:31,325 INFO L87 Difference]: Start difference. First operand 608 states. Second operand 610 states. [2020-07-17 23:07:31,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:31,360 INFO L93 Difference]: Finished difference Result 610 states and 894 transitions. [2020-07-17 23:07:31,360 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 894 transitions. [2020-07-17 23:07:31,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:31,362 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:31,362 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:07:31,362 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:07:31,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 608 states. [2020-07-17 23:07:31,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 893 transitions. [2020-07-17 23:07:31,400 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 893 transitions. Word has length 148 [2020-07-17 23:07:31,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:07:31,401 INFO L479 AbstractCegarLoop]: Abstraction has 608 states and 893 transitions. [2020-07-17 23:07:31,401 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 23:07:31,401 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 893 transitions. [2020-07-17 23:07:31,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-07-17 23:07:31,404 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:07:31,404 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] [2020-07-17 23:07:31,405 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 23:07:31,405 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:07:31,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:07:31,405 INFO L82 PathProgramCache]: Analyzing trace with hash 482868223, now seen corresponding path program 1 times [2020-07-17 23:07:31,406 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:07:31,406 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859109453] [2020-07-17 23:07:31,406 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:07:31,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:32,028 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 23:07:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:32,067 INFO L280 TraceCheckUtils]: 0: Hoare triple {3446#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {3440#true} is VALID [2020-07-17 23:07:32,068 INFO L280 TraceCheckUtils]: 1: Hoare triple {3440#true} assume true; {3440#true} is VALID [2020-07-17 23:07:32,068 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3440#true} {3440#true} #1701#return; {3440#true} is VALID [2020-07-17 23:07:32,073 INFO L263 TraceCheckUtils]: 0: Hoare triple {3440#true} call ULTIMATE.init(); {3446#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:07:32,074 INFO L280 TraceCheckUtils]: 1: Hoare triple {3446#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {3440#true} is VALID [2020-07-17 23:07:32,074 INFO L280 TraceCheckUtils]: 2: Hoare triple {3440#true} assume true; {3440#true} is VALID [2020-07-17 23:07:32,074 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3440#true} {3440#true} #1701#return; {3440#true} is VALID [2020-07-17 23:07:32,074 INFO L263 TraceCheckUtils]: 4: Hoare triple {3440#true} call #t~ret30 := main(); {3440#true} is VALID [2020-07-17 23:07:32,075 INFO L280 TraceCheckUtils]: 5: Hoare triple {3440#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;~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;~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;~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; {3440#true} is VALID [2020-07-17 23:07:32,075 INFO L280 TraceCheckUtils]: 6: Hoare triple {3440#true} assume !(0 == ~init__r121~0 % 256);~init__tmp~0 := 1; {3440#true} is VALID [2020-07-17 23:07:32,075 INFO L280 TraceCheckUtils]: 7: Hoare triple {3440#true} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {3440#true} is VALID [2020-07-17 23:07:32,075 INFO L280 TraceCheckUtils]: 8: Hoare triple {3440#true} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {3440#true} is VALID [2020-07-17 23:07:32,076 INFO L280 TraceCheckUtils]: 9: Hoare triple {3440#true} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {3440#true} is VALID [2020-07-17 23:07:32,076 INFO L280 TraceCheckUtils]: 10: Hoare triple {3440#true} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {3440#true} is VALID [2020-07-17 23:07:32,076 INFO L280 TraceCheckUtils]: 11: Hoare triple {3440#true} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {3440#true} is VALID [2020-07-17 23:07:32,076 INFO L280 TraceCheckUtils]: 12: Hoare triple {3440#true} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {3440#true} is VALID [2020-07-17 23:07:32,077 INFO L280 TraceCheckUtils]: 13: Hoare triple {3440#true} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {3440#true} is VALID [2020-07-17 23:07:32,077 INFO L280 TraceCheckUtils]: 14: Hoare triple {3440#true} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {3440#true} is VALID [2020-07-17 23:07:32,077 INFO L280 TraceCheckUtils]: 15: Hoare triple {3440#true} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {3440#true} is VALID [2020-07-17 23:07:32,077 INFO L280 TraceCheckUtils]: 16: Hoare triple {3440#true} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {3440#true} is VALID [2020-07-17 23:07:32,077 INFO L280 TraceCheckUtils]: 17: Hoare triple {3440#true} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {3440#true} is VALID [2020-07-17 23:07:32,078 INFO L280 TraceCheckUtils]: 18: Hoare triple {3440#true} assume ~id1~0 != ~id2~0; {3440#true} is VALID [2020-07-17 23:07:32,078 INFO L280 TraceCheckUtils]: 19: Hoare triple {3440#true} assume ~id1~0 != ~id3~0; {3440#true} is VALID [2020-07-17 23:07:32,078 INFO L280 TraceCheckUtils]: 20: Hoare triple {3440#true} assume ~id2~0 != ~id3~0; {3440#true} is VALID [2020-07-17 23:07:32,078 INFO L280 TraceCheckUtils]: 21: Hoare triple {3440#true} assume ~id1~0 >= 0; {3440#true} is VALID [2020-07-17 23:07:32,079 INFO L280 TraceCheckUtils]: 22: Hoare triple {3440#true} assume ~id2~0 >= 0; {3440#true} is VALID [2020-07-17 23:07:32,079 INFO L280 TraceCheckUtils]: 23: Hoare triple {3440#true} assume ~id3~0 >= 0; {3440#true} is VALID [2020-07-17 23:07:32,079 INFO L280 TraceCheckUtils]: 24: Hoare triple {3440#true} assume 0 == ~r1~0 % 256; {3440#true} is VALID [2020-07-17 23:07:32,079 INFO L280 TraceCheckUtils]: 25: Hoare triple {3440#true} assume 0 == ~r2~0 % 256; {3440#true} is VALID [2020-07-17 23:07:32,080 INFO L280 TraceCheckUtils]: 26: Hoare triple {3440#true} assume 0 == ~r3~0 % 256; {3440#true} is VALID [2020-07-17 23:07:32,080 INFO L280 TraceCheckUtils]: 27: Hoare triple {3440#true} assume ~max1~0 == ~id1~0; {3440#true} is VALID [2020-07-17 23:07:32,081 INFO L280 TraceCheckUtils]: 28: Hoare triple {3440#true} assume ~max2~0 == ~id2~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,081 INFO L280 TraceCheckUtils]: 29: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~max3~0 == ~id3~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,082 INFO L280 TraceCheckUtils]: 30: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~st1~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,082 INFO L280 TraceCheckUtils]: 31: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~st2~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,083 INFO L280 TraceCheckUtils]: 32: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~st3~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,084 INFO L280 TraceCheckUtils]: 33: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~nl1~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,084 INFO L280 TraceCheckUtils]: 34: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~nl2~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,085 INFO L280 TraceCheckUtils]: 35: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~nl3~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,085 INFO L280 TraceCheckUtils]: 36: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~mode1~0 % 256; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,086 INFO L280 TraceCheckUtils]: 37: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~mode2~0 % 256; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,087 INFO L280 TraceCheckUtils]: 38: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~mode3~0 % 256; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,088 INFO L280 TraceCheckUtils]: 39: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(0 == ~newmax1~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,089 INFO L280 TraceCheckUtils]: 40: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(0 == ~newmax2~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,089 INFO L280 TraceCheckUtils]: 41: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1873~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1873~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,090 INFO L280 TraceCheckUtils]: 42: Hoare triple {3445#(= ~id2~0 ~max2~0)} 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;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,090 INFO L280 TraceCheckUtils]: 43: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~mode1~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,091 INFO L280 TraceCheckUtils]: 44: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r1~0 % 256 < 2; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,092 INFO L280 TraceCheckUtils]: 45: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep12~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,092 INFO L280 TraceCheckUtils]: 46: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep13~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,093 INFO L280 TraceCheckUtils]: 47: Hoare triple {3445#(= ~id2~0 ~max2~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,093 INFO L280 TraceCheckUtils]: 48: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~mode2~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,094 INFO L280 TraceCheckUtils]: 49: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r2~0 % 256 < 2; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,095 INFO L280 TraceCheckUtils]: 50: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep21~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,095 INFO L280 TraceCheckUtils]: 51: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep23~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,096 INFO L280 TraceCheckUtils]: 52: Hoare triple {3445#(= ~id2~0 ~max2~0)} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,097 INFO L280 TraceCheckUtils]: 53: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~mode3~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,097 INFO L280 TraceCheckUtils]: 54: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r3~0 % 256 < 2; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,098 INFO L280 TraceCheckUtils]: 55: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep31~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,098 INFO L280 TraceCheckUtils]: 56: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep32~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,099 INFO L280 TraceCheckUtils]: 57: Hoare triple {3445#(= ~id2~0 ~max2~0)} ~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; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,099 INFO L280 TraceCheckUtils]: 58: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,100 INFO L280 TraceCheckUtils]: 59: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st1~0 + ~nl1~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,101 INFO L280 TraceCheckUtils]: 60: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st2~0 + ~nl2~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,101 INFO L280 TraceCheckUtils]: 61: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st3~0 + ~nl3~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,102 INFO L280 TraceCheckUtils]: 62: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(~r1~0 % 256 >= 2); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,102 INFO L280 TraceCheckUtils]: 63: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,103 INFO L280 TraceCheckUtils]: 64: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r1~0 % 256 < 2; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,104 INFO L280 TraceCheckUtils]: 65: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(~r1~0 % 256 >= 2); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,104 INFO L280 TraceCheckUtils]: 66: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,105 INFO L280 TraceCheckUtils]: 67: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r1~0 % 256 < 2;~check__tmp~0 := 1;~__return_2019~0 := ~check__tmp~0;~main__c1~0 := ~__return_2019~0;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; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,105 INFO L280 TraceCheckUtils]: 68: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(0 == ~assert__arg~0 % 256);havoc ~node1__newmax~1;~node1__newmax~1 := 0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,106 INFO L280 TraceCheckUtils]: 69: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(0 == ~mode1~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,106 INFO L280 TraceCheckUtils]: 70: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,107 INFO L280 TraceCheckUtils]: 71: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep21~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,108 INFO L280 TraceCheckUtils]: 72: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep31~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,108 INFO L280 TraceCheckUtils]: 73: Hoare triple {3445#(= ~id2~0 ~max2~0)} ~newmax1~0 := ~node1__newmax~1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,109 INFO L280 TraceCheckUtils]: 74: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,110 INFO L280 TraceCheckUtils]: 75: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(0 == ~mode2~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,110 INFO L280 TraceCheckUtils]: 76: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,111 INFO L280 TraceCheckUtils]: 77: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep12~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,111 INFO L280 TraceCheckUtils]: 78: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep32~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,112 INFO L280 TraceCheckUtils]: 79: Hoare triple {3445#(= ~id2~0 ~max2~0)} ~newmax2~0 := ~node2__newmax~1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,112 INFO L280 TraceCheckUtils]: 80: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,113 INFO L280 TraceCheckUtils]: 81: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(0 == ~mode3~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,114 INFO L280 TraceCheckUtils]: 82: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,114 INFO L280 TraceCheckUtils]: 83: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep13~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,115 INFO L280 TraceCheckUtils]: 84: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep23~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,115 INFO L280 TraceCheckUtils]: 85: Hoare triple {3445#(= ~id2~0 ~max2~0)} ~newmax3~0 := ~node3__newmax~1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,116 INFO L280 TraceCheckUtils]: 86: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,117 INFO L280 TraceCheckUtils]: 87: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,117 INFO L280 TraceCheckUtils]: 88: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st1~0 + ~nl1~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,118 INFO L280 TraceCheckUtils]: 89: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st2~0 + ~nl2~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,118 INFO L280 TraceCheckUtils]: 90: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st3~0 + ~nl3~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,119 INFO L280 TraceCheckUtils]: 91: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(~r1~0 % 256 >= 2); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,119 INFO L280 TraceCheckUtils]: 92: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,120 INFO L280 TraceCheckUtils]: 93: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r1~0 % 256 < 2; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,121 INFO L280 TraceCheckUtils]: 94: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(~r1~0 % 256 >= 2); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,121 INFO L280 TraceCheckUtils]: 95: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,122 INFO L280 TraceCheckUtils]: 96: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r1~0 % 256 < 2;~check__tmp~1 := 1;~__return_2152~0 := ~check__tmp~1;~main__c1~0 := ~__return_2152~0;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; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,122 INFO L280 TraceCheckUtils]: 97: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(0 == ~assert__arg~1 % 256);havoc ~node1__newmax~2;~node1__newmax~2 := 0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,123 INFO L280 TraceCheckUtils]: 98: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~mode1~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,124 INFO L280 TraceCheckUtils]: 99: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r1~0 % 256 < 2; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,124 INFO L280 TraceCheckUtils]: 100: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep12~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,125 INFO L280 TraceCheckUtils]: 101: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep13~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,126 INFO L280 TraceCheckUtils]: 102: Hoare triple {3445#(= ~id2~0 ~max2~0)} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,126 INFO L280 TraceCheckUtils]: 103: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~mode2~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,127 INFO L280 TraceCheckUtils]: 104: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r2~0 % 256 < 2; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,127 INFO L280 TraceCheckUtils]: 105: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep21~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,128 INFO L280 TraceCheckUtils]: 106: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep23~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,128 INFO L280 TraceCheckUtils]: 107: Hoare triple {3445#(= ~id2~0 ~max2~0)} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,128 INFO L280 TraceCheckUtils]: 108: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~mode3~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,129 INFO L280 TraceCheckUtils]: 109: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r3~0 % 256 < 2; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,130 INFO L280 TraceCheckUtils]: 110: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep31~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,130 INFO L280 TraceCheckUtils]: 111: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep32~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,131 INFO L280 TraceCheckUtils]: 112: Hoare triple {3445#(= ~id2~0 ~max2~0)} ~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; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,131 INFO L280 TraceCheckUtils]: 113: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,135 INFO L280 TraceCheckUtils]: 114: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st1~0 + ~nl1~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,136 INFO L280 TraceCheckUtils]: 115: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st2~0 + ~nl2~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,137 INFO L280 TraceCheckUtils]: 116: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~st3~0 + ~nl3~0 <= 1; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,137 INFO L280 TraceCheckUtils]: 117: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(~r1~0 % 256 >= 2); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,138 INFO L280 TraceCheckUtils]: 118: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,139 INFO L280 TraceCheckUtils]: 119: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r1~0 % 256 < 2; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,140 INFO L280 TraceCheckUtils]: 120: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(~r1~0 % 256 >= 2); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,140 INFO L280 TraceCheckUtils]: 121: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,141 INFO L280 TraceCheckUtils]: 122: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~r1~0 % 256 < 2;~check__tmp~2 := 1;~__return_2288~0 := ~check__tmp~2;~main__c1~0 := ~__return_2288~0;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; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,142 INFO L280 TraceCheckUtils]: 123: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(0 == ~assert__arg~2 % 256);havoc ~node1__newmax~3;~node1__newmax~3 := 0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,144 INFO L280 TraceCheckUtils]: 124: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(0 == ~mode1~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,146 INFO L280 TraceCheckUtils]: 125: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,148 INFO L280 TraceCheckUtils]: 126: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep21~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,150 INFO L280 TraceCheckUtils]: 127: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep31~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,151 INFO L280 TraceCheckUtils]: 128: Hoare triple {3445#(= ~id2~0 ~max2~0)} ~newmax1~0 := ~node1__newmax~3; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,152 INFO L280 TraceCheckUtils]: 129: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 2 == ~r1~0 % 256; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,152 INFO L280 TraceCheckUtils]: 130: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume ~max1~0 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,153 INFO L280 TraceCheckUtils]: 131: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(0 == ~mode2~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,154 INFO L280 TraceCheckUtils]: 132: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,154 INFO L280 TraceCheckUtils]: 133: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep12~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,155 INFO L280 TraceCheckUtils]: 134: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !!(0 == ~ep32~0 % 256); {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,155 INFO L280 TraceCheckUtils]: 135: Hoare triple {3445#(= ~id2~0 ~max2~0)} ~newmax2~0 := ~node2__newmax~3; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,156 INFO L280 TraceCheckUtils]: 136: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume 2 == ~r2~0 % 256; {3445#(= ~id2~0 ~max2~0)} is VALID [2020-07-17 23:07:32,156 INFO L280 TraceCheckUtils]: 137: Hoare triple {3445#(= ~id2~0 ~max2~0)} assume !(~max2~0 == ~id2~0);~nl2~0 := 1;~mode2~0 := 0;havoc ~node3__newmax~4;~node3__newmax~4 := 0; {3441#false} is VALID [2020-07-17 23:07:32,156 INFO L280 TraceCheckUtils]: 138: Hoare triple {3441#false} assume !(0 == ~mode3~0 % 256); {3441#false} is VALID [2020-07-17 23:07:32,157 INFO L280 TraceCheckUtils]: 139: Hoare triple {3441#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {3441#false} is VALID [2020-07-17 23:07:32,157 INFO L280 TraceCheckUtils]: 140: Hoare triple {3441#false} assume !!(0 == ~ep13~0 % 256); {3441#false} is VALID [2020-07-17 23:07:32,157 INFO L280 TraceCheckUtils]: 141: Hoare triple {3441#false} assume !!(0 == ~ep23~0 % 256); {3441#false} is VALID [2020-07-17 23:07:32,158 INFO L280 TraceCheckUtils]: 142: Hoare triple {3441#false} ~newmax3~0 := ~node3__newmax~4; {3441#false} is VALID [2020-07-17 23:07:32,158 INFO L280 TraceCheckUtils]: 143: Hoare triple {3441#false} assume 2 == ~r3~0 % 256; {3441#false} is VALID [2020-07-17 23:07:32,158 INFO L280 TraceCheckUtils]: 144: Hoare triple {3441#false} assume ~max3~0 == ~id3~0;~st3~0 := 1;~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~5; {3441#false} is VALID [2020-07-17 23:07:32,159 INFO L280 TraceCheckUtils]: 145: Hoare triple {3441#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~5 := 0;~__return_2989~0 := ~check__tmp~5;~main__c1~0 := ~__return_2989~0;havoc ~__tmp_6~0;~__tmp_6~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~5;~assert__arg~5 := ~__tmp_6~0; {3441#false} is VALID [2020-07-17 23:07:32,159 INFO L280 TraceCheckUtils]: 146: Hoare triple {3441#false} assume 0 == ~assert__arg~5 % 256; {3441#false} is VALID [2020-07-17 23:07:32,159 INFO L280 TraceCheckUtils]: 147: Hoare triple {3441#false} assume !false; {3441#false} is VALID [2020-07-17 23:07:32,186 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 23:07:32,186 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859109453] [2020-07-17 23:07:32,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:07:32,187 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 23:07:32,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576576072] [2020-07-17 23:07:32,189 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 148 [2020-07-17 23:07:32,189 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:07:32,189 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 23:07:32,372 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 148 edges. 148 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:32,372 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 23:07:32,373 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:07:32,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 23:07:32,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:07:32,374 INFO L87 Difference]: Start difference. First operand 608 states and 893 transitions. Second operand 4 states. [2020-07-17 23:07:32,729 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-07-17 23:07:37,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:37,523 INFO L93 Difference]: Finished difference Result 1231 states and 1864 transitions. [2020-07-17 23:07:37,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:07:37,524 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 148 [2020-07-17 23:07:37,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:07:37,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:07:37,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1140 transitions. [2020-07-17 23:07:37,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:07:37,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1140 transitions. [2020-07-17 23:07:37,549 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1140 transitions. [2020-07-17 23:07:38,782 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1140 edges. 1140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:38,879 INFO L225 Difference]: With dead ends: 1231 [2020-07-17 23:07:38,880 INFO L226 Difference]: Without dead ends: 990 [2020-07-17 23:07:38,883 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 23:07:38,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2020-07-17 23:07:39,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 988. [2020-07-17 23:07:39,261 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:07:39,261 INFO L82 GeneralOperation]: Start isEquivalent. First operand 990 states. Second operand 988 states. [2020-07-17 23:07:39,261 INFO L74 IsIncluded]: Start isIncluded. First operand 990 states. Second operand 988 states. [2020-07-17 23:07:39,261 INFO L87 Difference]: Start difference. First operand 990 states. Second operand 988 states. [2020-07-17 23:07:39,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:39,332 INFO L93 Difference]: Finished difference Result 990 states and 1476 transitions. [2020-07-17 23:07:39,332 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1476 transitions. [2020-07-17 23:07:39,335 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:39,335 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:39,335 INFO L74 IsIncluded]: Start isIncluded. First operand 988 states. Second operand 990 states. [2020-07-17 23:07:39,335 INFO L87 Difference]: Start difference. First operand 988 states. Second operand 990 states. [2020-07-17 23:07:39,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:39,396 INFO L93 Difference]: Finished difference Result 990 states and 1476 transitions. [2020-07-17 23:07:39,397 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1476 transitions. [2020-07-17 23:07:39,399 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:39,399 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:39,400 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:07:39,400 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:07:39,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 988 states. [2020-07-17 23:07:39,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 988 states and 1475 transitions. [2020-07-17 23:07:39,481 INFO L78 Accepts]: Start accepts. Automaton has 988 states and 1475 transitions. Word has length 148 [2020-07-17 23:07:39,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:07:39,482 INFO L479 AbstractCegarLoop]: Abstraction has 988 states and 1475 transitions. [2020-07-17 23:07:39,482 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 23:07:39,482 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1475 transitions. [2020-07-17 23:07:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-07-17 23:07:39,486 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:07:39,487 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] [2020-07-17 23:07:39,487 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 23:07:39,488 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:07:39,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:07:39,488 INFO L82 PathProgramCache]: Analyzing trace with hash -1233925245, now seen corresponding path program 1 times [2020-07-17 23:07:39,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:07:39,489 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554671691] [2020-07-17 23:07:39,489 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:07:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:40,166 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 23:07:40,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:40,205 INFO L280 TraceCheckUtils]: 0: Hoare triple {8345#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {8338#true} is VALID [2020-07-17 23:07:40,205 INFO L280 TraceCheckUtils]: 1: Hoare triple {8338#true} assume true; {8338#true} is VALID [2020-07-17 23:07:40,206 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {8338#true} {8338#true} #1701#return; {8338#true} is VALID [2020-07-17 23:07:40,210 INFO L263 TraceCheckUtils]: 0: Hoare triple {8338#true} call ULTIMATE.init(); {8345#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:07:40,211 INFO L280 TraceCheckUtils]: 1: Hoare triple {8345#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {8338#true} is VALID [2020-07-17 23:07:40,211 INFO L280 TraceCheckUtils]: 2: Hoare triple {8338#true} assume true; {8338#true} is VALID [2020-07-17 23:07:40,211 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {8338#true} {8338#true} #1701#return; {8338#true} is VALID [2020-07-17 23:07:40,212 INFO L263 TraceCheckUtils]: 4: Hoare triple {8338#true} call #t~ret30 := main(); {8338#true} is VALID [2020-07-17 23:07:40,221 INFO L280 TraceCheckUtils]: 5: Hoare triple {8338#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;~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;~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;~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; {8343#(= ~ep12~0 main_~init__r121~0)} is VALID [2020-07-17 23:07:40,223 INFO L280 TraceCheckUtils]: 6: Hoare triple {8343#(= ~ep12~0 main_~init__r121~0)} assume !(0 == ~init__r121~0 % 256);~init__tmp~0 := 1; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,224 INFO L280 TraceCheckUtils]: 7: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,224 INFO L280 TraceCheckUtils]: 8: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,225 INFO L280 TraceCheckUtils]: 9: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,225 INFO L280 TraceCheckUtils]: 10: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,226 INFO L280 TraceCheckUtils]: 11: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,226 INFO L280 TraceCheckUtils]: 12: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,227 INFO L280 TraceCheckUtils]: 13: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,227 INFO L280 TraceCheckUtils]: 14: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,228 INFO L280 TraceCheckUtils]: 15: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,228 INFO L280 TraceCheckUtils]: 16: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,229 INFO L280 TraceCheckUtils]: 17: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,230 INFO L280 TraceCheckUtils]: 18: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id1~0 != ~id2~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,230 INFO L280 TraceCheckUtils]: 19: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id1~0 != ~id3~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,231 INFO L280 TraceCheckUtils]: 20: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id2~0 != ~id3~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,231 INFO L280 TraceCheckUtils]: 21: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id1~0 >= 0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,237 INFO L280 TraceCheckUtils]: 22: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id2~0 >= 0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,237 INFO L280 TraceCheckUtils]: 23: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id3~0 >= 0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,238 INFO L280 TraceCheckUtils]: 24: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~r1~0 % 256; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,239 INFO L280 TraceCheckUtils]: 25: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~r2~0 % 256; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,241 INFO L280 TraceCheckUtils]: 26: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~r3~0 % 256; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,242 INFO L280 TraceCheckUtils]: 27: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~max1~0 == ~id1~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,242 INFO L280 TraceCheckUtils]: 28: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~max2~0 == ~id2~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,243 INFO L280 TraceCheckUtils]: 29: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~max3~0 == ~id3~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,243 INFO L280 TraceCheckUtils]: 30: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~st1~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,244 INFO L280 TraceCheckUtils]: 31: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~st2~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,244 INFO L280 TraceCheckUtils]: 32: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~st3~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,245 INFO L280 TraceCheckUtils]: 33: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~nl1~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,252 INFO L280 TraceCheckUtils]: 34: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~nl2~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,252 INFO L280 TraceCheckUtils]: 35: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~nl3~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,253 INFO L280 TraceCheckUtils]: 36: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~mode1~0 % 256; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,254 INFO L280 TraceCheckUtils]: 37: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~mode2~0 % 256; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,255 INFO L280 TraceCheckUtils]: 38: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~mode3~0 % 256; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,255 INFO L280 TraceCheckUtils]: 39: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~newmax1~0 % 256); {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,256 INFO L280 TraceCheckUtils]: 40: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~newmax2~0 % 256); {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,256 INFO L280 TraceCheckUtils]: 41: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1873~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1873~0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,257 INFO L280 TraceCheckUtils]: 42: Hoare triple {8344#(<= (+ (* 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;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,257 INFO L280 TraceCheckUtils]: 43: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !!(0 == ~mode1~0 % 256); {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,258 INFO L280 TraceCheckUtils]: 44: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~r1~0 % 256 < 2; {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-17 23:07:40,259 INFO L280 TraceCheckUtils]: 45: Hoare triple {8344#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !!(0 == ~ep12~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,259 INFO L280 TraceCheckUtils]: 46: Hoare triple {8339#false} assume !!(0 == ~ep13~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,259 INFO L280 TraceCheckUtils]: 47: Hoare triple {8339#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {8339#false} is VALID [2020-07-17 23:07:40,259 INFO L280 TraceCheckUtils]: 48: Hoare triple {8339#false} assume !!(0 == ~mode2~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,260 INFO L280 TraceCheckUtils]: 49: Hoare triple {8339#false} assume ~r2~0 % 256 < 2; {8339#false} is VALID [2020-07-17 23:07:40,260 INFO L280 TraceCheckUtils]: 50: Hoare triple {8339#false} assume !!(0 == ~ep21~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,260 INFO L280 TraceCheckUtils]: 51: Hoare triple {8339#false} assume !!(0 == ~ep23~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,260 INFO L280 TraceCheckUtils]: 52: Hoare triple {8339#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {8339#false} is VALID [2020-07-17 23:07:40,260 INFO L280 TraceCheckUtils]: 53: Hoare triple {8339#false} assume !!(0 == ~mode3~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,261 INFO L280 TraceCheckUtils]: 54: Hoare triple {8339#false} assume ~r3~0 % 256 < 2; {8339#false} is VALID [2020-07-17 23:07:40,261 INFO L280 TraceCheckUtils]: 55: Hoare triple {8339#false} assume !!(0 == ~ep31~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,261 INFO L280 TraceCheckUtils]: 56: Hoare triple {8339#false} assume !!(0 == ~ep32~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,261 INFO L280 TraceCheckUtils]: 57: Hoare triple {8339#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; {8339#false} is VALID [2020-07-17 23:07:40,261 INFO L280 TraceCheckUtils]: 58: Hoare triple {8339#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,262 INFO L280 TraceCheckUtils]: 59: Hoare triple {8339#false} assume ~st1~0 + ~nl1~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,262 INFO L280 TraceCheckUtils]: 60: Hoare triple {8339#false} assume ~st2~0 + ~nl2~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,262 INFO L280 TraceCheckUtils]: 61: Hoare triple {8339#false} assume ~st3~0 + ~nl3~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,262 INFO L280 TraceCheckUtils]: 62: Hoare triple {8339#false} assume !(~r1~0 % 256 >= 2); {8339#false} is VALID [2020-07-17 23:07:40,262 INFO L280 TraceCheckUtils]: 63: Hoare triple {8339#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8339#false} is VALID [2020-07-17 23:07:40,263 INFO L280 TraceCheckUtils]: 64: Hoare triple {8339#false} assume ~r1~0 % 256 < 2; {8339#false} is VALID [2020-07-17 23:07:40,263 INFO L280 TraceCheckUtils]: 65: Hoare triple {8339#false} assume !(~r1~0 % 256 >= 2); {8339#false} is VALID [2020-07-17 23:07:40,263 INFO L280 TraceCheckUtils]: 66: Hoare triple {8339#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8339#false} is VALID [2020-07-17 23:07:40,263 INFO L280 TraceCheckUtils]: 67: Hoare triple {8339#false} assume ~r1~0 % 256 < 2;~check__tmp~0 := 1;~__return_2019~0 := ~check__tmp~0;~main__c1~0 := ~__return_2019~0;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; {8339#false} is VALID [2020-07-17 23:07:40,264 INFO L280 TraceCheckUtils]: 68: Hoare triple {8339#false} assume !(0 == ~assert__arg~0 % 256);havoc ~node1__newmax~1;~node1__newmax~1 := 0; {8339#false} is VALID [2020-07-17 23:07:40,264 INFO L280 TraceCheckUtils]: 69: Hoare triple {8339#false} assume !(0 == ~mode1~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,264 INFO L280 TraceCheckUtils]: 70: Hoare triple {8339#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {8339#false} is VALID [2020-07-17 23:07:40,265 INFO L280 TraceCheckUtils]: 71: Hoare triple {8339#false} assume !!(0 == ~ep21~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,266 INFO L280 TraceCheckUtils]: 72: Hoare triple {8339#false} assume !!(0 == ~ep31~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,266 INFO L280 TraceCheckUtils]: 73: Hoare triple {8339#false} ~newmax1~0 := ~node1__newmax~1; {8339#false} is VALID [2020-07-17 23:07:40,266 INFO L280 TraceCheckUtils]: 74: Hoare triple {8339#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {8339#false} is VALID [2020-07-17 23:07:40,266 INFO L280 TraceCheckUtils]: 75: Hoare triple {8339#false} assume !(0 == ~mode2~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,267 INFO L280 TraceCheckUtils]: 76: Hoare triple {8339#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {8339#false} is VALID [2020-07-17 23:07:40,267 INFO L280 TraceCheckUtils]: 77: Hoare triple {8339#false} assume !!(0 == ~ep12~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,271 INFO L280 TraceCheckUtils]: 78: Hoare triple {8339#false} assume !!(0 == ~ep32~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,271 INFO L280 TraceCheckUtils]: 79: Hoare triple {8339#false} ~newmax2~0 := ~node2__newmax~1; {8339#false} is VALID [2020-07-17 23:07:40,271 INFO L280 TraceCheckUtils]: 80: Hoare triple {8339#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {8339#false} is VALID [2020-07-17 23:07:40,271 INFO L280 TraceCheckUtils]: 81: Hoare triple {8339#false} assume !(0 == ~mode3~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,272 INFO L280 TraceCheckUtils]: 82: Hoare triple {8339#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {8339#false} is VALID [2020-07-17 23:07:40,275 INFO L280 TraceCheckUtils]: 83: Hoare triple {8339#false} assume !!(0 == ~ep13~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,275 INFO L280 TraceCheckUtils]: 84: Hoare triple {8339#false} assume !!(0 == ~ep23~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,275 INFO L280 TraceCheckUtils]: 85: Hoare triple {8339#false} ~newmax3~0 := ~node3__newmax~1; {8339#false} is VALID [2020-07-17 23:07:40,276 INFO L280 TraceCheckUtils]: 86: Hoare triple {8339#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {8339#false} is VALID [2020-07-17 23:07:40,276 INFO L280 TraceCheckUtils]: 87: Hoare triple {8339#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,276 INFO L280 TraceCheckUtils]: 88: Hoare triple {8339#false} assume ~st1~0 + ~nl1~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,276 INFO L280 TraceCheckUtils]: 89: Hoare triple {8339#false} assume ~st2~0 + ~nl2~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,277 INFO L280 TraceCheckUtils]: 90: Hoare triple {8339#false} assume ~st3~0 + ~nl3~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,277 INFO L280 TraceCheckUtils]: 91: Hoare triple {8339#false} assume !(~r1~0 % 256 >= 2); {8339#false} is VALID [2020-07-17 23:07:40,277 INFO L280 TraceCheckUtils]: 92: Hoare triple {8339#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8339#false} is VALID [2020-07-17 23:07:40,277 INFO L280 TraceCheckUtils]: 93: Hoare triple {8339#false} assume ~r1~0 % 256 < 2; {8339#false} is VALID [2020-07-17 23:07:40,277 INFO L280 TraceCheckUtils]: 94: Hoare triple {8339#false} assume !(~r1~0 % 256 >= 2); {8339#false} is VALID [2020-07-17 23:07:40,277 INFO L280 TraceCheckUtils]: 95: Hoare triple {8339#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8339#false} is VALID [2020-07-17 23:07:40,278 INFO L280 TraceCheckUtils]: 96: Hoare triple {8339#false} assume ~r1~0 % 256 < 2;~check__tmp~1 := 1;~__return_2152~0 := ~check__tmp~1;~main__c1~0 := ~__return_2152~0;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; {8339#false} is VALID [2020-07-17 23:07:40,278 INFO L280 TraceCheckUtils]: 97: Hoare triple {8339#false} assume !(0 == ~assert__arg~1 % 256);havoc ~node1__newmax~2;~node1__newmax~2 := 0; {8339#false} is VALID [2020-07-17 23:07:40,278 INFO L280 TraceCheckUtils]: 98: Hoare triple {8339#false} assume !!(0 == ~mode1~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,278 INFO L280 TraceCheckUtils]: 99: Hoare triple {8339#false} assume ~r1~0 % 256 < 2; {8339#false} is VALID [2020-07-17 23:07:40,278 INFO L280 TraceCheckUtils]: 100: Hoare triple {8339#false} assume !!(0 == ~ep12~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,279 INFO L280 TraceCheckUtils]: 101: Hoare triple {8339#false} assume !!(0 == ~ep13~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,279 INFO L280 TraceCheckUtils]: 102: Hoare triple {8339#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {8339#false} is VALID [2020-07-17 23:07:40,279 INFO L280 TraceCheckUtils]: 103: Hoare triple {8339#false} assume !!(0 == ~mode2~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,279 INFO L280 TraceCheckUtils]: 104: Hoare triple {8339#false} assume ~r2~0 % 256 < 2; {8339#false} is VALID [2020-07-17 23:07:40,279 INFO L280 TraceCheckUtils]: 105: Hoare triple {8339#false} assume !!(0 == ~ep21~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,279 INFO L280 TraceCheckUtils]: 106: Hoare triple {8339#false} assume !!(0 == ~ep23~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,280 INFO L280 TraceCheckUtils]: 107: Hoare triple {8339#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {8339#false} is VALID [2020-07-17 23:07:40,280 INFO L280 TraceCheckUtils]: 108: Hoare triple {8339#false} assume !!(0 == ~mode3~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,280 INFO L280 TraceCheckUtils]: 109: Hoare triple {8339#false} assume ~r3~0 % 256 < 2; {8339#false} is VALID [2020-07-17 23:07:40,280 INFO L280 TraceCheckUtils]: 110: Hoare triple {8339#false} assume !!(0 == ~ep31~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,280 INFO L280 TraceCheckUtils]: 111: Hoare triple {8339#false} assume !!(0 == ~ep32~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,281 INFO L280 TraceCheckUtils]: 112: Hoare triple {8339#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; {8339#false} is VALID [2020-07-17 23:07:40,281 INFO L280 TraceCheckUtils]: 113: Hoare triple {8339#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,281 INFO L280 TraceCheckUtils]: 114: Hoare triple {8339#false} assume ~st1~0 + ~nl1~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,281 INFO L280 TraceCheckUtils]: 115: Hoare triple {8339#false} assume ~st2~0 + ~nl2~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,281 INFO L280 TraceCheckUtils]: 116: Hoare triple {8339#false} assume ~st3~0 + ~nl3~0 <= 1; {8339#false} is VALID [2020-07-17 23:07:40,281 INFO L280 TraceCheckUtils]: 117: Hoare triple {8339#false} assume !(~r1~0 % 256 >= 2); {8339#false} is VALID [2020-07-17 23:07:40,282 INFO L280 TraceCheckUtils]: 118: Hoare triple {8339#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8339#false} is VALID [2020-07-17 23:07:40,282 INFO L280 TraceCheckUtils]: 119: Hoare triple {8339#false} assume ~r1~0 % 256 < 2; {8339#false} is VALID [2020-07-17 23:07:40,282 INFO L280 TraceCheckUtils]: 120: Hoare triple {8339#false} assume !(~r1~0 % 256 >= 2); {8339#false} is VALID [2020-07-17 23:07:40,282 INFO L280 TraceCheckUtils]: 121: Hoare triple {8339#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8339#false} is VALID [2020-07-17 23:07:40,282 INFO L280 TraceCheckUtils]: 122: Hoare triple {8339#false} assume ~r1~0 % 256 < 2;~check__tmp~2 := 1;~__return_2288~0 := ~check__tmp~2;~main__c1~0 := ~__return_2288~0;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; {8339#false} is VALID [2020-07-17 23:07:40,283 INFO L280 TraceCheckUtils]: 123: Hoare triple {8339#false} assume !(0 == ~assert__arg~2 % 256);havoc ~node1__newmax~3;~node1__newmax~3 := 0; {8339#false} is VALID [2020-07-17 23:07:40,283 INFO L280 TraceCheckUtils]: 124: Hoare triple {8339#false} assume !(0 == ~mode1~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,283 INFO L280 TraceCheckUtils]: 125: Hoare triple {8339#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {8339#false} is VALID [2020-07-17 23:07:40,283 INFO L280 TraceCheckUtils]: 126: Hoare triple {8339#false} assume !!(0 == ~ep21~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,283 INFO L280 TraceCheckUtils]: 127: Hoare triple {8339#false} assume !!(0 == ~ep31~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,284 INFO L280 TraceCheckUtils]: 128: Hoare triple {8339#false} ~newmax1~0 := ~node1__newmax~3; {8339#false} is VALID [2020-07-17 23:07:40,284 INFO L280 TraceCheckUtils]: 129: Hoare triple {8339#false} assume 2 == ~r1~0 % 256; {8339#false} is VALID [2020-07-17 23:07:40,284 INFO L280 TraceCheckUtils]: 130: Hoare triple {8339#false} assume ~max1~0 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {8339#false} is VALID [2020-07-17 23:07:40,284 INFO L280 TraceCheckUtils]: 131: Hoare triple {8339#false} assume !(0 == ~mode2~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,284 INFO L280 TraceCheckUtils]: 132: Hoare triple {8339#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {8339#false} is VALID [2020-07-17 23:07:40,285 INFO L280 TraceCheckUtils]: 133: Hoare triple {8339#false} assume !!(0 == ~ep12~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,285 INFO L280 TraceCheckUtils]: 134: Hoare triple {8339#false} assume !!(0 == ~ep32~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,285 INFO L280 TraceCheckUtils]: 135: Hoare triple {8339#false} ~newmax2~0 := ~node2__newmax~3; {8339#false} is VALID [2020-07-17 23:07:40,285 INFO L280 TraceCheckUtils]: 136: Hoare triple {8339#false} assume 2 == ~r2~0 % 256; {8339#false} is VALID [2020-07-17 23:07:40,285 INFO L280 TraceCheckUtils]: 137: Hoare triple {8339#false} assume ~max2~0 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {8339#false} is VALID [2020-07-17 23:07:40,286 INFO L280 TraceCheckUtils]: 138: Hoare triple {8339#false} assume !(0 == ~mode3~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,287 INFO L280 TraceCheckUtils]: 139: Hoare triple {8339#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {8339#false} is VALID [2020-07-17 23:07:40,287 INFO L280 TraceCheckUtils]: 140: Hoare triple {8339#false} assume !!(0 == ~ep13~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,287 INFO L280 TraceCheckUtils]: 141: Hoare triple {8339#false} assume !!(0 == ~ep23~0 % 256); {8339#false} is VALID [2020-07-17 23:07:40,287 INFO L280 TraceCheckUtils]: 142: Hoare triple {8339#false} ~newmax3~0 := ~node3__newmax~3; {8339#false} is VALID [2020-07-17 23:07:40,288 INFO L280 TraceCheckUtils]: 143: Hoare triple {8339#false} assume 2 == ~r3~0 % 256; {8339#false} is VALID [2020-07-17 23:07:40,288 INFO L280 TraceCheckUtils]: 144: Hoare triple {8339#false} assume ~max3~0 == ~id3~0;~st3~0 := 1;~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; {8339#false} is VALID [2020-07-17 23:07:40,288 INFO L280 TraceCheckUtils]: 145: Hoare triple {8339#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0;~__return_3084~0 := ~check__tmp~3;~main__c1~0 := ~__return_3084~0;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; {8339#false} is VALID [2020-07-17 23:07:40,288 INFO L280 TraceCheckUtils]: 146: Hoare triple {8339#false} assume 0 == ~assert__arg~3 % 256; {8339#false} is VALID [2020-07-17 23:07:40,288 INFO L280 TraceCheckUtils]: 147: Hoare triple {8339#false} assume !false; {8339#false} is VALID [2020-07-17 23:07:40,323 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 23:07:40,323 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554671691] [2020-07-17 23:07:40,324 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:07:40,324 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 23:07:40,325 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614673232] [2020-07-17 23:07:40,326 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2020-07-17 23:07:40,327 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:07:40,327 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 23:07:40,513 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 148 edges. 148 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:40,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 23:07:40,514 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:07:40,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 23:07:40,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:07:40,515 INFO L87 Difference]: Start difference. First operand 988 states and 1475 transitions. Second operand 5 states. [2020-07-17 23:07:49,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:49,584 INFO L93 Difference]: Finished difference Result 2882 states and 4292 transitions. [2020-07-17 23:07:49,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:07:49,584 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2020-07-17 23:07:49,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:07:49,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:07:49,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1744 transitions. [2020-07-17 23:07:49,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:07:49,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1744 transitions. [2020-07-17 23:07:49,614 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1744 transitions. [2020-07-17 23:07:51,881 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1744 edges. 1744 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:52,096 INFO L225 Difference]: With dead ends: 2882 [2020-07-17 23:07:52,097 INFO L226 Difference]: Without dead ends: 1907 [2020-07-17 23:07:52,099 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 23:07:52,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1907 states. [2020-07-17 23:07:53,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1907 to 1877. [2020-07-17 23:07:53,394 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:07:53,395 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1907 states. Second operand 1877 states. [2020-07-17 23:07:53,395 INFO L74 IsIncluded]: Start isIncluded. First operand 1907 states. Second operand 1877 states. [2020-07-17 23:07:53,395 INFO L87 Difference]: Start difference. First operand 1907 states. Second operand 1877 states. [2020-07-17 23:07:53,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:53,613 INFO L93 Difference]: Finished difference Result 1907 states and 2815 transitions. [2020-07-17 23:07:53,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2815 transitions. [2020-07-17 23:07:53,617 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:53,618 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:53,618 INFO L74 IsIncluded]: Start isIncluded. First operand 1877 states. Second operand 1907 states. [2020-07-17 23:07:53,618 INFO L87 Difference]: Start difference. First operand 1877 states. Second operand 1907 states. [2020-07-17 23:07:53,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:07:53,840 INFO L93 Difference]: Finished difference Result 1907 states and 2815 transitions. [2020-07-17 23:07:53,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2815 transitions. [2020-07-17 23:07:53,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:07:53,845 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:07:53,845 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:07:53,845 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:07:53,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1877 states. [2020-07-17 23:07:54,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1877 states and 2785 transitions. [2020-07-17 23:07:54,121 INFO L78 Accepts]: Start accepts. Automaton has 1877 states and 2785 transitions. Word has length 148 [2020-07-17 23:07:54,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:07:54,122 INFO L479 AbstractCegarLoop]: Abstraction has 1877 states and 2785 transitions. [2020-07-17 23:07:54,122 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 23:07:54,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2785 transitions. [2020-07-17 23:07:54,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-07-17 23:07:54,126 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:07:54,126 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] [2020-07-17 23:07:54,127 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 23:07:54,128 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:07:54,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:07:54,128 INFO L82 PathProgramCache]: Analyzing trace with hash -603333123, now seen corresponding path program 1 times [2020-07-17 23:07:54,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:07:54,129 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34127317] [2020-07-17 23:07:54,129 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:07:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:54,475 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 23:07:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:07:54,559 INFO L280 TraceCheckUtils]: 0: Hoare triple {18383#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {18377#true} is VALID [2020-07-17 23:07:54,559 INFO L280 TraceCheckUtils]: 1: Hoare triple {18377#true} assume true; {18377#true} is VALID [2020-07-17 23:07:54,560 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {18377#true} {18377#true} #1701#return; {18377#true} is VALID [2020-07-17 23:07:54,567 INFO L263 TraceCheckUtils]: 0: Hoare triple {18377#true} call ULTIMATE.init(); {18383#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:07:54,568 INFO L280 TraceCheckUtils]: 1: Hoare triple {18383#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {18377#true} is VALID [2020-07-17 23:07:54,568 INFO L280 TraceCheckUtils]: 2: Hoare triple {18377#true} assume true; {18377#true} is VALID [2020-07-17 23:07:54,568 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {18377#true} {18377#true} #1701#return; {18377#true} is VALID [2020-07-17 23:07:54,569 INFO L263 TraceCheckUtils]: 4: Hoare triple {18377#true} call #t~ret30 := main(); {18377#true} is VALID [2020-07-17 23:07:54,569 INFO L280 TraceCheckUtils]: 5: Hoare triple {18377#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;~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;~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;~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; {18377#true} is VALID [2020-07-17 23:07:54,569 INFO L280 TraceCheckUtils]: 6: Hoare triple {18377#true} assume !!(0 == ~init__r121~0 % 256); {18377#true} is VALID [2020-07-17 23:07:54,571 INFO L280 TraceCheckUtils]: 7: Hoare triple {18377#true} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {18382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} is VALID [2020-07-17 23:07:54,572 INFO L280 TraceCheckUtils]: 8: Hoare triple {18382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {18382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} is VALID [2020-07-17 23:07:54,573 INFO L280 TraceCheckUtils]: 9: Hoare triple {18382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {18378#false} is VALID [2020-07-17 23:07:54,574 INFO L280 TraceCheckUtils]: 10: Hoare triple {18378#false} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {18378#false} is VALID [2020-07-17 23:07:54,574 INFO L280 TraceCheckUtils]: 11: Hoare triple {18378#false} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {18378#false} is VALID [2020-07-17 23:07:54,574 INFO L280 TraceCheckUtils]: 12: Hoare triple {18378#false} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {18378#false} is VALID [2020-07-17 23:07:54,575 INFO L280 TraceCheckUtils]: 13: Hoare triple {18378#false} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {18378#false} is VALID [2020-07-17 23:07:54,575 INFO L280 TraceCheckUtils]: 14: Hoare triple {18378#false} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {18378#false} is VALID [2020-07-17 23:07:54,579 INFO L280 TraceCheckUtils]: 15: Hoare triple {18378#false} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {18378#false} is VALID [2020-07-17 23:07:54,580 INFO L280 TraceCheckUtils]: 16: Hoare triple {18378#false} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {18378#false} is VALID [2020-07-17 23:07:54,580 INFO L280 TraceCheckUtils]: 17: Hoare triple {18378#false} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {18378#false} is VALID [2020-07-17 23:07:54,580 INFO L280 TraceCheckUtils]: 18: Hoare triple {18378#false} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {18378#false} is VALID [2020-07-17 23:07:54,580 INFO L280 TraceCheckUtils]: 19: Hoare triple {18378#false} assume ~id1~0 != ~id2~0; {18378#false} is VALID [2020-07-17 23:07:54,581 INFO L280 TraceCheckUtils]: 20: Hoare triple {18378#false} assume ~id1~0 != ~id3~0; {18378#false} is VALID [2020-07-17 23:07:54,581 INFO L280 TraceCheckUtils]: 21: Hoare triple {18378#false} assume ~id2~0 != ~id3~0; {18378#false} is VALID [2020-07-17 23:07:54,581 INFO L280 TraceCheckUtils]: 22: Hoare triple {18378#false} assume ~id1~0 >= 0; {18378#false} is VALID [2020-07-17 23:07:54,581 INFO L280 TraceCheckUtils]: 23: Hoare triple {18378#false} assume ~id2~0 >= 0; {18378#false} is VALID [2020-07-17 23:07:54,581 INFO L280 TraceCheckUtils]: 24: Hoare triple {18378#false} assume ~id3~0 >= 0; {18378#false} is VALID [2020-07-17 23:07:54,582 INFO L280 TraceCheckUtils]: 25: Hoare triple {18378#false} assume 0 == ~r1~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,582 INFO L280 TraceCheckUtils]: 26: Hoare triple {18378#false} assume 0 == ~r2~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,582 INFO L280 TraceCheckUtils]: 27: Hoare triple {18378#false} assume 0 == ~r3~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,582 INFO L280 TraceCheckUtils]: 28: Hoare triple {18378#false} assume ~max1~0 == ~id1~0; {18378#false} is VALID [2020-07-17 23:07:54,582 INFO L280 TraceCheckUtils]: 29: Hoare triple {18378#false} assume ~max2~0 == ~id2~0; {18378#false} is VALID [2020-07-17 23:07:54,583 INFO L280 TraceCheckUtils]: 30: Hoare triple {18378#false} assume ~max3~0 == ~id3~0; {18378#false} is VALID [2020-07-17 23:07:54,583 INFO L280 TraceCheckUtils]: 31: Hoare triple {18378#false} assume 0 == ~st1~0; {18378#false} is VALID [2020-07-17 23:07:54,583 INFO L280 TraceCheckUtils]: 32: Hoare triple {18378#false} assume 0 == ~st2~0; {18378#false} is VALID [2020-07-17 23:07:54,586 INFO L280 TraceCheckUtils]: 33: Hoare triple {18378#false} assume 0 == ~st3~0; {18378#false} is VALID [2020-07-17 23:07:54,587 INFO L280 TraceCheckUtils]: 34: Hoare triple {18378#false} assume 0 == ~nl1~0; {18378#false} is VALID [2020-07-17 23:07:54,587 INFO L280 TraceCheckUtils]: 35: Hoare triple {18378#false} assume 0 == ~nl2~0; {18378#false} is VALID [2020-07-17 23:07:54,587 INFO L280 TraceCheckUtils]: 36: Hoare triple {18378#false} assume 0 == ~nl3~0; {18378#false} is VALID [2020-07-17 23:07:54,587 INFO L280 TraceCheckUtils]: 37: Hoare triple {18378#false} assume 0 == ~mode1~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,587 INFO L280 TraceCheckUtils]: 38: Hoare triple {18378#false} assume 0 == ~mode2~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,588 INFO L280 TraceCheckUtils]: 39: Hoare triple {18378#false} assume 0 == ~mode3~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,588 INFO L280 TraceCheckUtils]: 40: Hoare triple {18378#false} assume !(0 == ~newmax1~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,588 INFO L280 TraceCheckUtils]: 41: Hoare triple {18378#false} assume !(0 == ~newmax2~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,588 INFO L280 TraceCheckUtils]: 42: Hoare triple {18378#false} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1873~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1873~0; {18378#false} is VALID [2020-07-17 23:07:54,591 INFO L280 TraceCheckUtils]: 43: Hoare triple {18378#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;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {18378#false} is VALID [2020-07-17 23:07:54,592 INFO L280 TraceCheckUtils]: 44: Hoare triple {18378#false} assume !!(0 == ~mode1~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,592 INFO L280 TraceCheckUtils]: 45: Hoare triple {18378#false} assume ~r1~0 % 256 < 2; {18378#false} is VALID [2020-07-17 23:07:54,592 INFO L280 TraceCheckUtils]: 46: Hoare triple {18378#false} assume !!(0 == ~ep12~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,593 INFO L280 TraceCheckUtils]: 47: Hoare triple {18378#false} assume !!(0 == ~ep13~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,593 INFO L280 TraceCheckUtils]: 48: Hoare triple {18378#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {18378#false} is VALID [2020-07-17 23:07:54,595 INFO L280 TraceCheckUtils]: 49: Hoare triple {18378#false} assume !!(0 == ~mode2~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,596 INFO L280 TraceCheckUtils]: 50: Hoare triple {18378#false} assume ~r2~0 % 256 < 2; {18378#false} is VALID [2020-07-17 23:07:54,596 INFO L280 TraceCheckUtils]: 51: Hoare triple {18378#false} assume !!(0 == ~ep21~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,596 INFO L280 TraceCheckUtils]: 52: Hoare triple {18378#false} assume !!(0 == ~ep23~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,597 INFO L280 TraceCheckUtils]: 53: Hoare triple {18378#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {18378#false} is VALID [2020-07-17 23:07:54,597 INFO L280 TraceCheckUtils]: 54: Hoare triple {18378#false} assume !!(0 == ~mode3~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,597 INFO L280 TraceCheckUtils]: 55: Hoare triple {18378#false} assume ~r3~0 % 256 < 2; {18378#false} is VALID [2020-07-17 23:07:54,598 INFO L280 TraceCheckUtils]: 56: Hoare triple {18378#false} assume !!(0 == ~ep31~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,598 INFO L280 TraceCheckUtils]: 57: Hoare triple {18378#false} assume !!(0 == ~ep32~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,602 INFO L280 TraceCheckUtils]: 58: Hoare triple {18378#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; {18378#false} is VALID [2020-07-17 23:07:54,602 INFO L280 TraceCheckUtils]: 59: Hoare triple {18378#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,602 INFO L280 TraceCheckUtils]: 60: Hoare triple {18378#false} assume ~st1~0 + ~nl1~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,603 INFO L280 TraceCheckUtils]: 61: Hoare triple {18378#false} assume ~st2~0 + ~nl2~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,603 INFO L280 TraceCheckUtils]: 62: Hoare triple {18378#false} assume ~st3~0 + ~nl3~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,603 INFO L280 TraceCheckUtils]: 63: Hoare triple {18378#false} assume !(~r1~0 % 256 >= 2); {18378#false} is VALID [2020-07-17 23:07:54,603 INFO L280 TraceCheckUtils]: 64: Hoare triple {18378#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {18378#false} is VALID [2020-07-17 23:07:54,604 INFO L280 TraceCheckUtils]: 65: Hoare triple {18378#false} assume ~r1~0 % 256 < 2; {18378#false} is VALID [2020-07-17 23:07:54,606 INFO L280 TraceCheckUtils]: 66: Hoare triple {18378#false} assume !(~r1~0 % 256 >= 2); {18378#false} is VALID [2020-07-17 23:07:54,607 INFO L280 TraceCheckUtils]: 67: Hoare triple {18378#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {18378#false} is VALID [2020-07-17 23:07:54,607 INFO L280 TraceCheckUtils]: 68: Hoare triple {18378#false} assume ~r1~0 % 256 < 2;~check__tmp~0 := 1;~__return_2019~0 := ~check__tmp~0;~main__c1~0 := ~__return_2019~0;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; {18378#false} is VALID [2020-07-17 23:07:54,607 INFO L280 TraceCheckUtils]: 69: Hoare triple {18378#false} assume !(0 == ~assert__arg~0 % 256);havoc ~node1__newmax~1;~node1__newmax~1 := 0; {18378#false} is VALID [2020-07-17 23:07:54,608 INFO L280 TraceCheckUtils]: 70: Hoare triple {18378#false} assume !(0 == ~mode1~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,608 INFO L280 TraceCheckUtils]: 71: Hoare triple {18378#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,608 INFO L280 TraceCheckUtils]: 72: Hoare triple {18378#false} assume !!(0 == ~ep21~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,609 INFO L280 TraceCheckUtils]: 73: Hoare triple {18378#false} assume !!(0 == ~ep31~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,609 INFO L280 TraceCheckUtils]: 74: Hoare triple {18378#false} ~newmax1~0 := ~node1__newmax~1; {18378#false} is VALID [2020-07-17 23:07:54,612 INFO L280 TraceCheckUtils]: 75: Hoare triple {18378#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {18378#false} is VALID [2020-07-17 23:07:54,612 INFO L280 TraceCheckUtils]: 76: Hoare triple {18378#false} assume !(0 == ~mode2~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,612 INFO L280 TraceCheckUtils]: 77: Hoare triple {18378#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,613 INFO L280 TraceCheckUtils]: 78: Hoare triple {18378#false} assume !!(0 == ~ep12~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,613 INFO L280 TraceCheckUtils]: 79: Hoare triple {18378#false} assume !!(0 == ~ep32~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,613 INFO L280 TraceCheckUtils]: 80: Hoare triple {18378#false} ~newmax2~0 := ~node2__newmax~1; {18378#false} is VALID [2020-07-17 23:07:54,614 INFO L280 TraceCheckUtils]: 81: Hoare triple {18378#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {18378#false} is VALID [2020-07-17 23:07:54,614 INFO L280 TraceCheckUtils]: 82: Hoare triple {18378#false} assume !(0 == ~mode3~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,614 INFO L280 TraceCheckUtils]: 83: Hoare triple {18378#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,615 INFO L280 TraceCheckUtils]: 84: Hoare triple {18378#false} assume !!(0 == ~ep13~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,615 INFO L280 TraceCheckUtils]: 85: Hoare triple {18378#false} assume !!(0 == ~ep23~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,615 INFO L280 TraceCheckUtils]: 86: Hoare triple {18378#false} ~newmax3~0 := ~node3__newmax~1; {18378#false} is VALID [2020-07-17 23:07:54,616 INFO L280 TraceCheckUtils]: 87: Hoare triple {18378#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {18378#false} is VALID [2020-07-17 23:07:54,616 INFO L280 TraceCheckUtils]: 88: Hoare triple {18378#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,616 INFO L280 TraceCheckUtils]: 89: Hoare triple {18378#false} assume ~st1~0 + ~nl1~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,617 INFO L280 TraceCheckUtils]: 90: Hoare triple {18378#false} assume ~st2~0 + ~nl2~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,617 INFO L280 TraceCheckUtils]: 91: Hoare triple {18378#false} assume ~st3~0 + ~nl3~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,617 INFO L280 TraceCheckUtils]: 92: Hoare triple {18378#false} assume !(~r1~0 % 256 >= 2); {18378#false} is VALID [2020-07-17 23:07:54,617 INFO L280 TraceCheckUtils]: 93: Hoare triple {18378#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {18378#false} is VALID [2020-07-17 23:07:54,618 INFO L280 TraceCheckUtils]: 94: Hoare triple {18378#false} assume ~r1~0 % 256 < 2; {18378#false} is VALID [2020-07-17 23:07:54,618 INFO L280 TraceCheckUtils]: 95: Hoare triple {18378#false} assume !(~r1~0 % 256 >= 2); {18378#false} is VALID [2020-07-17 23:07:54,618 INFO L280 TraceCheckUtils]: 96: Hoare triple {18378#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {18378#false} is VALID [2020-07-17 23:07:54,619 INFO L280 TraceCheckUtils]: 97: Hoare triple {18378#false} assume ~r1~0 % 256 < 2;~check__tmp~1 := 1;~__return_2152~0 := ~check__tmp~1;~main__c1~0 := ~__return_2152~0;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; {18378#false} is VALID [2020-07-17 23:07:54,619 INFO L280 TraceCheckUtils]: 98: Hoare triple {18378#false} assume !(0 == ~assert__arg~1 % 256);havoc ~node1__newmax~2;~node1__newmax~2 := 0; {18378#false} is VALID [2020-07-17 23:07:54,619 INFO L280 TraceCheckUtils]: 99: Hoare triple {18378#false} assume !!(0 == ~mode1~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,620 INFO L280 TraceCheckUtils]: 100: Hoare triple {18378#false} assume ~r1~0 % 256 < 2; {18378#false} is VALID [2020-07-17 23:07:54,620 INFO L280 TraceCheckUtils]: 101: Hoare triple {18378#false} assume !!(0 == ~ep12~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,620 INFO L280 TraceCheckUtils]: 102: Hoare triple {18378#false} assume !!(0 == ~ep13~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,621 INFO L280 TraceCheckUtils]: 103: Hoare triple {18378#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {18378#false} is VALID [2020-07-17 23:07:54,621 INFO L280 TraceCheckUtils]: 104: Hoare triple {18378#false} assume !!(0 == ~mode2~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,621 INFO L280 TraceCheckUtils]: 105: Hoare triple {18378#false} assume ~r2~0 % 256 < 2; {18378#false} is VALID [2020-07-17 23:07:54,622 INFO L280 TraceCheckUtils]: 106: Hoare triple {18378#false} assume !!(0 == ~ep21~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,622 INFO L280 TraceCheckUtils]: 107: Hoare triple {18378#false} assume !!(0 == ~ep23~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,622 INFO L280 TraceCheckUtils]: 108: Hoare triple {18378#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {18378#false} is VALID [2020-07-17 23:07:54,623 INFO L280 TraceCheckUtils]: 109: Hoare triple {18378#false} assume !!(0 == ~mode3~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,623 INFO L280 TraceCheckUtils]: 110: Hoare triple {18378#false} assume ~r3~0 % 256 < 2; {18378#false} is VALID [2020-07-17 23:07:54,623 INFO L280 TraceCheckUtils]: 111: Hoare triple {18378#false} assume !!(0 == ~ep31~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,623 INFO L280 TraceCheckUtils]: 112: Hoare triple {18378#false} assume !!(0 == ~ep32~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,624 INFO L280 TraceCheckUtils]: 113: Hoare triple {18378#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; {18378#false} is VALID [2020-07-17 23:07:54,624 INFO L280 TraceCheckUtils]: 114: Hoare triple {18378#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,624 INFO L280 TraceCheckUtils]: 115: Hoare triple {18378#false} assume ~st1~0 + ~nl1~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,625 INFO L280 TraceCheckUtils]: 116: Hoare triple {18378#false} assume ~st2~0 + ~nl2~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,625 INFO L280 TraceCheckUtils]: 117: Hoare triple {18378#false} assume ~st3~0 + ~nl3~0 <= 1; {18378#false} is VALID [2020-07-17 23:07:54,625 INFO L280 TraceCheckUtils]: 118: Hoare triple {18378#false} assume !(~r1~0 % 256 >= 2); {18378#false} is VALID [2020-07-17 23:07:54,626 INFO L280 TraceCheckUtils]: 119: Hoare triple {18378#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {18378#false} is VALID [2020-07-17 23:07:54,626 INFO L280 TraceCheckUtils]: 120: Hoare triple {18378#false} assume ~r1~0 % 256 < 2; {18378#false} is VALID [2020-07-17 23:07:54,626 INFO L280 TraceCheckUtils]: 121: Hoare triple {18378#false} assume !(~r1~0 % 256 >= 2); {18378#false} is VALID [2020-07-17 23:07:54,627 INFO L280 TraceCheckUtils]: 122: Hoare triple {18378#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {18378#false} is VALID [2020-07-17 23:07:54,627 INFO L280 TraceCheckUtils]: 123: Hoare triple {18378#false} assume ~r1~0 % 256 < 2;~check__tmp~2 := 1;~__return_2288~0 := ~check__tmp~2;~main__c1~0 := ~__return_2288~0;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; {18378#false} is VALID [2020-07-17 23:07:54,627 INFO L280 TraceCheckUtils]: 124: Hoare triple {18378#false} assume !(0 == ~assert__arg~2 % 256);havoc ~node1__newmax~3;~node1__newmax~3 := 0; {18378#false} is VALID [2020-07-17 23:07:54,628 INFO L280 TraceCheckUtils]: 125: Hoare triple {18378#false} assume !(0 == ~mode1~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,628 INFO L280 TraceCheckUtils]: 126: Hoare triple {18378#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,628 INFO L280 TraceCheckUtils]: 127: Hoare triple {18378#false} assume !!(0 == ~ep21~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,629 INFO L280 TraceCheckUtils]: 128: Hoare triple {18378#false} assume !!(0 == ~ep31~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,629 INFO L280 TraceCheckUtils]: 129: Hoare triple {18378#false} ~newmax1~0 := ~node1__newmax~3; {18378#false} is VALID [2020-07-17 23:07:54,629 INFO L280 TraceCheckUtils]: 130: Hoare triple {18378#false} assume 2 == ~r1~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,629 INFO L280 TraceCheckUtils]: 131: Hoare triple {18378#false} assume ~max1~0 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {18378#false} is VALID [2020-07-17 23:07:54,630 INFO L280 TraceCheckUtils]: 132: Hoare triple {18378#false} assume !(0 == ~mode2~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,630 INFO L280 TraceCheckUtils]: 133: Hoare triple {18378#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,630 INFO L280 TraceCheckUtils]: 134: Hoare triple {18378#false} assume !!(0 == ~ep12~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,631 INFO L280 TraceCheckUtils]: 135: Hoare triple {18378#false} assume !!(0 == ~ep32~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,631 INFO L280 TraceCheckUtils]: 136: Hoare triple {18378#false} ~newmax2~0 := ~node2__newmax~3; {18378#false} is VALID [2020-07-17 23:07:54,631 INFO L280 TraceCheckUtils]: 137: Hoare triple {18378#false} assume 2 == ~r2~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,632 INFO L280 TraceCheckUtils]: 138: Hoare triple {18378#false} assume ~max2~0 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {18378#false} is VALID [2020-07-17 23:07:54,632 INFO L280 TraceCheckUtils]: 139: Hoare triple {18378#false} assume !(0 == ~mode3~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,632 INFO L280 TraceCheckUtils]: 140: Hoare triple {18378#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,633 INFO L280 TraceCheckUtils]: 141: Hoare triple {18378#false} assume !!(0 == ~ep13~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,634 INFO L280 TraceCheckUtils]: 142: Hoare triple {18378#false} assume !!(0 == ~ep23~0 % 256); {18378#false} is VALID [2020-07-17 23:07:54,634 INFO L280 TraceCheckUtils]: 143: Hoare triple {18378#false} ~newmax3~0 := ~node3__newmax~3; {18378#false} is VALID [2020-07-17 23:07:54,635 INFO L280 TraceCheckUtils]: 144: Hoare triple {18378#false} assume 2 == ~r3~0 % 256; {18378#false} is VALID [2020-07-17 23:07:54,635 INFO L280 TraceCheckUtils]: 145: Hoare triple {18378#false} assume ~max3~0 == ~id3~0;~st3~0 := 1;~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; {18378#false} is VALID [2020-07-17 23:07:54,635 INFO L280 TraceCheckUtils]: 146: Hoare triple {18378#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0;~__return_3084~0 := ~check__tmp~3;~main__c1~0 := ~__return_3084~0;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; {18378#false} is VALID [2020-07-17 23:07:54,635 INFO L280 TraceCheckUtils]: 147: Hoare triple {18378#false} assume 0 == ~assert__arg~3 % 256; {18378#false} is VALID [2020-07-17 23:07:54,636 INFO L280 TraceCheckUtils]: 148: Hoare triple {18378#false} assume !false; {18378#false} is VALID [2020-07-17 23:07:54,674 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 23:07:54,675 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34127317] [2020-07-17 23:07:54,675 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:07:54,675 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 23:07:54,676 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567506456] [2020-07-17 23:07:54,677 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 149 [2020-07-17 23:07:54,678 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:07:54,678 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 23:07:54,905 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 149 edges. 149 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:07:54,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 23:07:54,905 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:07:54,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 23:07:54,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:07:54,906 INFO L87 Difference]: Start difference. First operand 1877 states and 2785 transitions. Second operand 4 states. [2020-07-17 23:08:06,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:06,726 INFO L93 Difference]: Finished difference Result 5585 states and 8285 transitions. [2020-07-17 23:08:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-17 23:08:06,726 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 149 [2020-07-17 23:08:06,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:08:06,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:08:06,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1774 transitions. [2020-07-17 23:08:06,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:08:06,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1774 transitions. [2020-07-17 23:08:06,741 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1774 transitions. [2020-07-17 23:08:09,190 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1774 edges. 1774 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:08:09,876 INFO L225 Difference]: With dead ends: 5585 [2020-07-17 23:08:09,876 INFO L226 Difference]: Without dead ends: 3740 [2020-07-17 23:08:09,880 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 23:08:09,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3740 states. [2020-07-17 23:08:11,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3740 to 1879. [2020-07-17 23:08:11,581 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:08:11,581 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3740 states. Second operand 1879 states. [2020-07-17 23:08:11,581 INFO L74 IsIncluded]: Start isIncluded. First operand 3740 states. Second operand 1879 states. [2020-07-17 23:08:11,581 INFO L87 Difference]: Start difference. First operand 3740 states. Second operand 1879 states. [2020-07-17 23:08:12,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:12,086 INFO L93 Difference]: Finished difference Result 3740 states and 5549 transitions. [2020-07-17 23:08:12,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 5549 transitions. [2020-07-17 23:08:12,094 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:08:12,094 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:08:12,094 INFO L74 IsIncluded]: Start isIncluded. First operand 1879 states. Second operand 3740 states. [2020-07-17 23:08:12,094 INFO L87 Difference]: Start difference. First operand 1879 states. Second operand 3740 states. [2020-07-17 23:08:12,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:12,610 INFO L93 Difference]: Finished difference Result 3740 states and 5549 transitions. [2020-07-17 23:08:12,610 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 5549 transitions. [2020-07-17 23:08:12,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:08:12,617 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:08:12,617 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:08:12,617 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:08:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1879 states. [2020-07-17 23:08:12,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1879 states and 2787 transitions. [2020-07-17 23:08:12,802 INFO L78 Accepts]: Start accepts. Automaton has 1879 states and 2787 transitions. Word has length 149 [2020-07-17 23:08:12,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:08:12,803 INFO L479 AbstractCegarLoop]: Abstraction has 1879 states and 2787 transitions. [2020-07-17 23:08:12,803 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 23:08:12,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2787 transitions. [2020-07-17 23:08:12,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-17 23:08:12,806 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:08:12,806 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] [2020-07-17 23:08:12,807 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 23:08:12,807 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:08:12,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:08:12,807 INFO L82 PathProgramCache]: Analyzing trace with hash -428194662, now seen corresponding path program 1 times [2020-07-17 23:08:12,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:08:12,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121892767] [2020-07-17 23:08:12,808 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:08:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:08:13,256 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 23:08:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:08:13,310 INFO L280 TraceCheckUtils]: 0: Hoare triple {35630#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {35624#true} is VALID [2020-07-17 23:08:13,310 INFO L280 TraceCheckUtils]: 1: Hoare triple {35624#true} assume true; {35624#true} is VALID [2020-07-17 23:08:13,310 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {35624#true} {35624#true} #1701#return; {35624#true} is VALID [2020-07-17 23:08:13,316 INFO L263 TraceCheckUtils]: 0: Hoare triple {35624#true} call ULTIMATE.init(); {35630#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:08:13,316 INFO L280 TraceCheckUtils]: 1: Hoare triple {35630#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {35624#true} is VALID [2020-07-17 23:08:13,316 INFO L280 TraceCheckUtils]: 2: Hoare triple {35624#true} assume true; {35624#true} is VALID [2020-07-17 23:08:13,316 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {35624#true} {35624#true} #1701#return; {35624#true} is VALID [2020-07-17 23:08:13,317 INFO L263 TraceCheckUtils]: 4: Hoare triple {35624#true} call #t~ret30 := main(); {35624#true} is VALID [2020-07-17 23:08:13,317 INFO L280 TraceCheckUtils]: 5: Hoare triple {35624#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;~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;~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;~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; {35624#true} is VALID [2020-07-17 23:08:13,317 INFO L280 TraceCheckUtils]: 6: Hoare triple {35624#true} assume !!(0 == ~init__r121~0 % 256); {35624#true} is VALID [2020-07-17 23:08:13,317 INFO L280 TraceCheckUtils]: 7: Hoare triple {35624#true} assume !(0 == ~init__r131~0 % 256); {35624#true} is VALID [2020-07-17 23:08:13,319 INFO L280 TraceCheckUtils]: 8: Hoare triple {35624#true} assume !(0 == ~ep32~0 % 256);~init__tmp~0 := 1; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,320 INFO L280 TraceCheckUtils]: 9: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,320 INFO L280 TraceCheckUtils]: 10: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,321 INFO L280 TraceCheckUtils]: 11: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,322 INFO L280 TraceCheckUtils]: 12: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,322 INFO L280 TraceCheckUtils]: 13: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,323 INFO L280 TraceCheckUtils]: 14: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,324 INFO L280 TraceCheckUtils]: 15: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,324 INFO L280 TraceCheckUtils]: 16: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,325 INFO L280 TraceCheckUtils]: 17: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,325 INFO L280 TraceCheckUtils]: 18: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,326 INFO L280 TraceCheckUtils]: 19: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,326 INFO L280 TraceCheckUtils]: 20: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~id1~0 != ~id2~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,327 INFO L280 TraceCheckUtils]: 21: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~id1~0 != ~id3~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,327 INFO L280 TraceCheckUtils]: 22: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~id2~0 != ~id3~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,328 INFO L280 TraceCheckUtils]: 23: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~id1~0 >= 0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,329 INFO L280 TraceCheckUtils]: 24: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~id2~0 >= 0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,329 INFO L280 TraceCheckUtils]: 25: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~id3~0 >= 0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,330 INFO L280 TraceCheckUtils]: 26: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~r1~0 % 256; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,330 INFO L280 TraceCheckUtils]: 27: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~r2~0 % 256; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,331 INFO L280 TraceCheckUtils]: 28: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~r3~0 % 256; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,332 INFO L280 TraceCheckUtils]: 29: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~max1~0 == ~id1~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,332 INFO L280 TraceCheckUtils]: 30: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~max2~0 == ~id2~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,333 INFO L280 TraceCheckUtils]: 31: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~max3~0 == ~id3~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,333 INFO L280 TraceCheckUtils]: 32: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~st1~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,334 INFO L280 TraceCheckUtils]: 33: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~st2~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,335 INFO L280 TraceCheckUtils]: 34: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~st3~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,335 INFO L280 TraceCheckUtils]: 35: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~nl1~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,336 INFO L280 TraceCheckUtils]: 36: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~nl2~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,336 INFO L280 TraceCheckUtils]: 37: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~nl3~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,337 INFO L280 TraceCheckUtils]: 38: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~mode1~0 % 256; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,338 INFO L280 TraceCheckUtils]: 39: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~mode2~0 % 256; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,338 INFO L280 TraceCheckUtils]: 40: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume 0 == ~mode3~0 % 256; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,339 INFO L280 TraceCheckUtils]: 41: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !(0 == ~newmax1~0 % 256); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,340 INFO L280 TraceCheckUtils]: 42: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !(0 == ~newmax2~0 % 256); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,340 INFO L280 TraceCheckUtils]: 43: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1873~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1873~0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,341 INFO L280 TraceCheckUtils]: 44: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} 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;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,342 INFO L280 TraceCheckUtils]: 45: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !!(0 == ~mode1~0 % 256); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,342 INFO L280 TraceCheckUtils]: 46: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~r1~0 % 256 < 2; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,343 INFO L280 TraceCheckUtils]: 47: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !!(0 == ~ep12~0 % 256); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,344 INFO L280 TraceCheckUtils]: 48: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !!(0 == ~ep13~0 % 256); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,344 INFO L280 TraceCheckUtils]: 49: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,345 INFO L280 TraceCheckUtils]: 50: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !!(0 == ~mode2~0 % 256); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,346 INFO L280 TraceCheckUtils]: 51: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~r2~0 % 256 < 2; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,346 INFO L280 TraceCheckUtils]: 52: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !!(0 == ~ep21~0 % 256); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,347 INFO L280 TraceCheckUtils]: 53: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !!(0 == ~ep23~0 % 256); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,348 INFO L280 TraceCheckUtils]: 54: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,348 INFO L280 TraceCheckUtils]: 55: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !!(0 == ~mode3~0 % 256); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,349 INFO L280 TraceCheckUtils]: 56: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume ~r3~0 % 256 < 2; {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,350 INFO L280 TraceCheckUtils]: 57: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !!(0 == ~ep31~0 % 256); {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} is VALID [2020-07-17 23:08:13,351 INFO L280 TraceCheckUtils]: 58: Hoare triple {35629#(not (= (* 256 (div ~ep32~0 256)) ~ep32~0))} assume !!(0 == ~ep32~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,351 INFO L280 TraceCheckUtils]: 59: Hoare triple {35625#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; {35625#false} is VALID [2020-07-17 23:08:13,352 INFO L280 TraceCheckUtils]: 60: Hoare triple {35625#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,352 INFO L280 TraceCheckUtils]: 61: Hoare triple {35625#false} assume ~st1~0 + ~nl1~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,352 INFO L280 TraceCheckUtils]: 62: Hoare triple {35625#false} assume ~st2~0 + ~nl2~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,352 INFO L280 TraceCheckUtils]: 63: Hoare triple {35625#false} assume ~st3~0 + ~nl3~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,353 INFO L280 TraceCheckUtils]: 64: Hoare triple {35625#false} assume !(~r1~0 % 256 >= 2); {35625#false} is VALID [2020-07-17 23:08:13,353 INFO L280 TraceCheckUtils]: 65: Hoare triple {35625#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {35625#false} is VALID [2020-07-17 23:08:13,353 INFO L280 TraceCheckUtils]: 66: Hoare triple {35625#false} assume ~r1~0 % 256 < 2; {35625#false} is VALID [2020-07-17 23:08:13,353 INFO L280 TraceCheckUtils]: 67: Hoare triple {35625#false} assume !(~r1~0 % 256 >= 2); {35625#false} is VALID [2020-07-17 23:08:13,353 INFO L280 TraceCheckUtils]: 68: Hoare triple {35625#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {35625#false} is VALID [2020-07-17 23:08:13,354 INFO L280 TraceCheckUtils]: 69: Hoare triple {35625#false} assume ~r1~0 % 256 < 2;~check__tmp~0 := 1;~__return_2019~0 := ~check__tmp~0;~main__c1~0 := ~__return_2019~0;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; {35625#false} is VALID [2020-07-17 23:08:13,354 INFO L280 TraceCheckUtils]: 70: Hoare triple {35625#false} assume !(0 == ~assert__arg~0 % 256);havoc ~node1__newmax~1;~node1__newmax~1 := 0; {35625#false} is VALID [2020-07-17 23:08:13,354 INFO L280 TraceCheckUtils]: 71: Hoare triple {35625#false} assume !(0 == ~mode1~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,354 INFO L280 TraceCheckUtils]: 72: Hoare triple {35625#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {35625#false} is VALID [2020-07-17 23:08:13,355 INFO L280 TraceCheckUtils]: 73: Hoare triple {35625#false} assume !!(0 == ~ep21~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,355 INFO L280 TraceCheckUtils]: 74: Hoare triple {35625#false} assume !!(0 == ~ep31~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,355 INFO L280 TraceCheckUtils]: 75: Hoare triple {35625#false} ~newmax1~0 := ~node1__newmax~1; {35625#false} is VALID [2020-07-17 23:08:13,355 INFO L280 TraceCheckUtils]: 76: Hoare triple {35625#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {35625#false} is VALID [2020-07-17 23:08:13,356 INFO L280 TraceCheckUtils]: 77: Hoare triple {35625#false} assume !(0 == ~mode2~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,356 INFO L280 TraceCheckUtils]: 78: Hoare triple {35625#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {35625#false} is VALID [2020-07-17 23:08:13,356 INFO L280 TraceCheckUtils]: 79: Hoare triple {35625#false} assume !!(0 == ~ep12~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,356 INFO L280 TraceCheckUtils]: 80: Hoare triple {35625#false} assume !!(0 == ~ep32~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,357 INFO L280 TraceCheckUtils]: 81: Hoare triple {35625#false} ~newmax2~0 := ~node2__newmax~1; {35625#false} is VALID [2020-07-17 23:08:13,357 INFO L280 TraceCheckUtils]: 82: Hoare triple {35625#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {35625#false} is VALID [2020-07-17 23:08:13,357 INFO L280 TraceCheckUtils]: 83: Hoare triple {35625#false} assume !(0 == ~mode3~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,357 INFO L280 TraceCheckUtils]: 84: Hoare triple {35625#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {35625#false} is VALID [2020-07-17 23:08:13,357 INFO L280 TraceCheckUtils]: 85: Hoare triple {35625#false} assume !!(0 == ~ep13~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,358 INFO L280 TraceCheckUtils]: 86: Hoare triple {35625#false} assume !!(0 == ~ep23~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,358 INFO L280 TraceCheckUtils]: 87: Hoare triple {35625#false} ~newmax3~0 := ~node3__newmax~1; {35625#false} is VALID [2020-07-17 23:08:13,358 INFO L280 TraceCheckUtils]: 88: Hoare triple {35625#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {35625#false} is VALID [2020-07-17 23:08:13,358 INFO L280 TraceCheckUtils]: 89: Hoare triple {35625#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,359 INFO L280 TraceCheckUtils]: 90: Hoare triple {35625#false} assume ~st1~0 + ~nl1~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,359 INFO L280 TraceCheckUtils]: 91: Hoare triple {35625#false} assume ~st2~0 + ~nl2~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,359 INFO L280 TraceCheckUtils]: 92: Hoare triple {35625#false} assume ~st3~0 + ~nl3~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,359 INFO L280 TraceCheckUtils]: 93: Hoare triple {35625#false} assume !(~r1~0 % 256 >= 2); {35625#false} is VALID [2020-07-17 23:08:13,360 INFO L280 TraceCheckUtils]: 94: Hoare triple {35625#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {35625#false} is VALID [2020-07-17 23:08:13,360 INFO L280 TraceCheckUtils]: 95: Hoare triple {35625#false} assume ~r1~0 % 256 < 2; {35625#false} is VALID [2020-07-17 23:08:13,360 INFO L280 TraceCheckUtils]: 96: Hoare triple {35625#false} assume !(~r1~0 % 256 >= 2); {35625#false} is VALID [2020-07-17 23:08:13,360 INFO L280 TraceCheckUtils]: 97: Hoare triple {35625#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {35625#false} is VALID [2020-07-17 23:08:13,360 INFO L280 TraceCheckUtils]: 98: Hoare triple {35625#false} assume ~r1~0 % 256 < 2;~check__tmp~1 := 1;~__return_2152~0 := ~check__tmp~1;~main__c1~0 := ~__return_2152~0;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; {35625#false} is VALID [2020-07-17 23:08:13,361 INFO L280 TraceCheckUtils]: 99: Hoare triple {35625#false} assume !(0 == ~assert__arg~1 % 256);havoc ~node1__newmax~2;~node1__newmax~2 := 0; {35625#false} is VALID [2020-07-17 23:08:13,361 INFO L280 TraceCheckUtils]: 100: Hoare triple {35625#false} assume !!(0 == ~mode1~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,361 INFO L280 TraceCheckUtils]: 101: Hoare triple {35625#false} assume ~r1~0 % 256 < 2; {35625#false} is VALID [2020-07-17 23:08:13,361 INFO L280 TraceCheckUtils]: 102: Hoare triple {35625#false} assume !!(0 == ~ep12~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,361 INFO L280 TraceCheckUtils]: 103: Hoare triple {35625#false} assume !!(0 == ~ep13~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,362 INFO L280 TraceCheckUtils]: 104: Hoare triple {35625#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {35625#false} is VALID [2020-07-17 23:08:13,362 INFO L280 TraceCheckUtils]: 105: Hoare triple {35625#false} assume !!(0 == ~mode2~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,362 INFO L280 TraceCheckUtils]: 106: Hoare triple {35625#false} assume ~r2~0 % 256 < 2; {35625#false} is VALID [2020-07-17 23:08:13,362 INFO L280 TraceCheckUtils]: 107: Hoare triple {35625#false} assume !!(0 == ~ep21~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,362 INFO L280 TraceCheckUtils]: 108: Hoare triple {35625#false} assume !!(0 == ~ep23~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,363 INFO L280 TraceCheckUtils]: 109: Hoare triple {35625#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {35625#false} is VALID [2020-07-17 23:08:13,363 INFO L280 TraceCheckUtils]: 110: Hoare triple {35625#false} assume !!(0 == ~mode3~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,363 INFO L280 TraceCheckUtils]: 111: Hoare triple {35625#false} assume ~r3~0 % 256 < 2; {35625#false} is VALID [2020-07-17 23:08:13,363 INFO L280 TraceCheckUtils]: 112: Hoare triple {35625#false} assume !!(0 == ~ep31~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,364 INFO L280 TraceCheckUtils]: 113: Hoare triple {35625#false} assume !!(0 == ~ep32~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,364 INFO L280 TraceCheckUtils]: 114: Hoare triple {35625#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; {35625#false} is VALID [2020-07-17 23:08:13,364 INFO L280 TraceCheckUtils]: 115: Hoare triple {35625#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,364 INFO L280 TraceCheckUtils]: 116: Hoare triple {35625#false} assume ~st1~0 + ~nl1~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,364 INFO L280 TraceCheckUtils]: 117: Hoare triple {35625#false} assume ~st2~0 + ~nl2~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,364 INFO L280 TraceCheckUtils]: 118: Hoare triple {35625#false} assume ~st3~0 + ~nl3~0 <= 1; {35625#false} is VALID [2020-07-17 23:08:13,365 INFO L280 TraceCheckUtils]: 119: Hoare triple {35625#false} assume !(~r1~0 % 256 >= 2); {35625#false} is VALID [2020-07-17 23:08:13,365 INFO L280 TraceCheckUtils]: 120: Hoare triple {35625#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {35625#false} is VALID [2020-07-17 23:08:13,365 INFO L280 TraceCheckUtils]: 121: Hoare triple {35625#false} assume ~r1~0 % 256 < 2; {35625#false} is VALID [2020-07-17 23:08:13,365 INFO L280 TraceCheckUtils]: 122: Hoare triple {35625#false} assume !(~r1~0 % 256 >= 2); {35625#false} is VALID [2020-07-17 23:08:13,366 INFO L280 TraceCheckUtils]: 123: Hoare triple {35625#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {35625#false} is VALID [2020-07-17 23:08:13,366 INFO L280 TraceCheckUtils]: 124: Hoare triple {35625#false} assume ~r1~0 % 256 < 2;~check__tmp~2 := 1;~__return_2288~0 := ~check__tmp~2;~main__c1~0 := ~__return_2288~0;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; {35625#false} is VALID [2020-07-17 23:08:13,366 INFO L280 TraceCheckUtils]: 125: Hoare triple {35625#false} assume !(0 == ~assert__arg~2 % 256);havoc ~node1__newmax~3;~node1__newmax~3 := 0; {35625#false} is VALID [2020-07-17 23:08:13,366 INFO L280 TraceCheckUtils]: 126: Hoare triple {35625#false} assume !(0 == ~mode1~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,366 INFO L280 TraceCheckUtils]: 127: Hoare triple {35625#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {35625#false} is VALID [2020-07-17 23:08:13,366 INFO L280 TraceCheckUtils]: 128: Hoare triple {35625#false} assume !!(0 == ~ep21~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,367 INFO L280 TraceCheckUtils]: 129: Hoare triple {35625#false} assume !!(0 == ~ep31~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,367 INFO L280 TraceCheckUtils]: 130: Hoare triple {35625#false} ~newmax1~0 := ~node1__newmax~3; {35625#false} is VALID [2020-07-17 23:08:13,367 INFO L280 TraceCheckUtils]: 131: Hoare triple {35625#false} assume 2 == ~r1~0 % 256; {35625#false} is VALID [2020-07-17 23:08:13,367 INFO L280 TraceCheckUtils]: 132: Hoare triple {35625#false} assume ~max1~0 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {35625#false} is VALID [2020-07-17 23:08:13,367 INFO L280 TraceCheckUtils]: 133: Hoare triple {35625#false} assume !(0 == ~mode2~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,368 INFO L280 TraceCheckUtils]: 134: Hoare triple {35625#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {35625#false} is VALID [2020-07-17 23:08:13,368 INFO L280 TraceCheckUtils]: 135: Hoare triple {35625#false} assume !!(0 == ~ep12~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,368 INFO L280 TraceCheckUtils]: 136: Hoare triple {35625#false} assume !!(0 == ~ep32~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,368 INFO L280 TraceCheckUtils]: 137: Hoare triple {35625#false} ~newmax2~0 := ~node2__newmax~3; {35625#false} is VALID [2020-07-17 23:08:13,368 INFO L280 TraceCheckUtils]: 138: Hoare triple {35625#false} assume 2 == ~r2~0 % 256; {35625#false} is VALID [2020-07-17 23:08:13,369 INFO L280 TraceCheckUtils]: 139: Hoare triple {35625#false} assume ~max2~0 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {35625#false} is VALID [2020-07-17 23:08:13,369 INFO L280 TraceCheckUtils]: 140: Hoare triple {35625#false} assume !(0 == ~mode3~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,369 INFO L280 TraceCheckUtils]: 141: Hoare triple {35625#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {35625#false} is VALID [2020-07-17 23:08:13,369 INFO L280 TraceCheckUtils]: 142: Hoare triple {35625#false} assume !!(0 == ~ep13~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,369 INFO L280 TraceCheckUtils]: 143: Hoare triple {35625#false} assume !!(0 == ~ep23~0 % 256); {35625#false} is VALID [2020-07-17 23:08:13,370 INFO L280 TraceCheckUtils]: 144: Hoare triple {35625#false} ~newmax3~0 := ~node3__newmax~3; {35625#false} is VALID [2020-07-17 23:08:13,370 INFO L280 TraceCheckUtils]: 145: Hoare triple {35625#false} assume 2 == ~r3~0 % 256; {35625#false} is VALID [2020-07-17 23:08:13,370 INFO L280 TraceCheckUtils]: 146: Hoare triple {35625#false} assume ~max3~0 == ~id3~0;~st3~0 := 1;~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; {35625#false} is VALID [2020-07-17 23:08:13,370 INFO L280 TraceCheckUtils]: 147: Hoare triple {35625#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0;~__return_3084~0 := ~check__tmp~3;~main__c1~0 := ~__return_3084~0;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; {35625#false} is VALID [2020-07-17 23:08:13,370 INFO L280 TraceCheckUtils]: 148: Hoare triple {35625#false} assume 0 == ~assert__arg~3 % 256; {35625#false} is VALID [2020-07-17 23:08:13,371 INFO L280 TraceCheckUtils]: 149: Hoare triple {35625#false} assume !false; {35625#false} is VALID [2020-07-17 23:08:13,410 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 23:08:13,411 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121892767] [2020-07-17 23:08:13,411 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:08:13,411 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 23:08:13,411 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631362526] [2020-07-17 23:08:13,412 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 150 [2020-07-17 23:08:13,412 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:08:13,412 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 23:08:13,616 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 150 edges. 150 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:08:13,616 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 23:08:13,616 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:08:13,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 23:08:13,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:08:13,617 INFO L87 Difference]: Start difference. First operand 1879 states and 2787 transitions. Second operand 4 states. [2020-07-17 23:08:24,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:24,707 INFO L93 Difference]: Finished difference Result 4949 states and 7331 transitions. [2020-07-17 23:08:24,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-17 23:08:24,707 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 150 [2020-07-17 23:08:24,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:08:24,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:08:24,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1624 transitions. [2020-07-17 23:08:24,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:08:24,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1624 transitions. [2020-07-17 23:08:24,719 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1624 transitions. [2020-07-17 23:08:27,116 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1624 edges. 1624 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:08:27,644 INFO L225 Difference]: With dead ends: 4949 [2020-07-17 23:08:27,645 INFO L226 Difference]: Without dead ends: 3255 [2020-07-17 23:08:27,648 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 23:08:27,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3255 states. [2020-07-17 23:08:31,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3255 to 3225. [2020-07-17 23:08:31,106 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:08:31,106 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3255 states. Second operand 3225 states. [2020-07-17 23:08:31,106 INFO L74 IsIncluded]: Start isIncluded. First operand 3255 states. Second operand 3225 states. [2020-07-17 23:08:31,106 INFO L87 Difference]: Start difference. First operand 3255 states. Second operand 3225 states. [2020-07-17 23:08:31,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:31,477 INFO L93 Difference]: Finished difference Result 3255 states and 4763 transitions. [2020-07-17 23:08:31,478 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 4763 transitions. [2020-07-17 23:08:31,481 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:08:31,481 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:08:31,481 INFO L74 IsIncluded]: Start isIncluded. First operand 3225 states. Second operand 3255 states. [2020-07-17 23:08:31,482 INFO L87 Difference]: Start difference. First operand 3225 states. Second operand 3255 states. [2020-07-17 23:08:31,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:31,895 INFO L93 Difference]: Finished difference Result 3255 states and 4763 transitions. [2020-07-17 23:08:31,895 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 4763 transitions. [2020-07-17 23:08:31,899 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:08:31,899 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:08:31,899 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:08:31,899 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:08:31,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3225 states. [2020-07-17 23:08:32,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 3225 states and 4733 transitions. [2020-07-17 23:08:32,481 INFO L78 Accepts]: Start accepts. Automaton has 3225 states and 4733 transitions. Word has length 150 [2020-07-17 23:08:32,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:08:32,482 INFO L479 AbstractCegarLoop]: Abstraction has 3225 states and 4733 transitions. [2020-07-17 23:08:32,482 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 23:08:32,482 INFO L276 IsEmpty]: Start isEmpty. Operand 3225 states and 4733 transitions. [2020-07-17 23:08:32,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-17 23:08:32,486 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:08:32,486 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] [2020-07-17 23:08:32,487 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 23:08:32,487 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:08:32,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:08:32,488 INFO L82 PathProgramCache]: Analyzing trace with hash 908644727, now seen corresponding path program 1 times [2020-07-17 23:08:32,488 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:08:32,488 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363953605] [2020-07-17 23:08:32,488 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:08:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:08:32,979 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 23:08:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:08:33,032 INFO L280 TraceCheckUtils]: 0: Hoare triple {52842#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {52835#true} is VALID [2020-07-17 23:08:33,033 INFO L280 TraceCheckUtils]: 1: Hoare triple {52835#true} assume true; {52835#true} is VALID [2020-07-17 23:08:33,033 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {52835#true} {52835#true} #1701#return; {52835#true} is VALID [2020-07-17 23:08:33,038 INFO L263 TraceCheckUtils]: 0: Hoare triple {52835#true} call ULTIMATE.init(); {52842#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:08:33,039 INFO L280 TraceCheckUtils]: 1: Hoare triple {52842#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {52835#true} is VALID [2020-07-17 23:08:33,039 INFO L280 TraceCheckUtils]: 2: Hoare triple {52835#true} assume true; {52835#true} is VALID [2020-07-17 23:08:33,039 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {52835#true} {52835#true} #1701#return; {52835#true} is VALID [2020-07-17 23:08:33,039 INFO L263 TraceCheckUtils]: 4: Hoare triple {52835#true} call #t~ret30 := main(); {52835#true} is VALID [2020-07-17 23:08:33,040 INFO L280 TraceCheckUtils]: 5: Hoare triple {52835#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;~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;~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;~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; {52840#(= main_~init__r321~0 ~ep32~0)} is VALID [2020-07-17 23:08:33,041 INFO L280 TraceCheckUtils]: 6: Hoare triple {52840#(= main_~init__r321~0 ~ep32~0)} assume !!(0 == ~init__r121~0 % 256); {52840#(= main_~init__r321~0 ~ep32~0)} is VALID [2020-07-17 23:08:33,047 INFO L280 TraceCheckUtils]: 7: Hoare triple {52840#(= main_~init__r321~0 ~ep32~0)} assume !(0 == ~init__r131~0 % 256); {52840#(= main_~init__r321~0 ~ep32~0)} is VALID [2020-07-17 23:08:33,049 INFO L280 TraceCheckUtils]: 8: Hoare triple {52840#(= main_~init__r321~0 ~ep32~0)} assume !!(0 == ~ep32~0 % 256);~init__tmp~0 := 0; {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} is VALID [2020-07-17 23:08:33,050 INFO L280 TraceCheckUtils]: 9: Hoare triple {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} is VALID [2020-07-17 23:08:33,050 INFO L280 TraceCheckUtils]: 10: Hoare triple {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} is VALID [2020-07-17 23:08:33,051 INFO L280 TraceCheckUtils]: 11: Hoare triple {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} is VALID [2020-07-17 23:08:33,052 INFO L280 TraceCheckUtils]: 12: Hoare triple {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} is VALID [2020-07-17 23:08:33,052 INFO L280 TraceCheckUtils]: 13: Hoare triple {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} is VALID [2020-07-17 23:08:33,053 INFO L280 TraceCheckUtils]: 14: Hoare triple {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} is VALID [2020-07-17 23:08:33,053 INFO L280 TraceCheckUtils]: 15: Hoare triple {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} is VALID [2020-07-17 23:08:33,054 INFO L280 TraceCheckUtils]: 16: Hoare triple {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} is VALID [2020-07-17 23:08:33,055 INFO L280 TraceCheckUtils]: 17: Hoare triple {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} is VALID [2020-07-17 23:08:33,056 INFO L280 TraceCheckUtils]: 18: Hoare triple {52841#(<= main_~init__r321~0 (* 256 (div main_~init__r321~0 256)))} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {52836#false} is VALID [2020-07-17 23:08:33,056 INFO L280 TraceCheckUtils]: 19: Hoare triple {52836#false} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {52836#false} is VALID [2020-07-17 23:08:33,057 INFO L280 TraceCheckUtils]: 20: Hoare triple {52836#false} assume ~id1~0 != ~id2~0; {52836#false} is VALID [2020-07-17 23:08:33,057 INFO L280 TraceCheckUtils]: 21: Hoare triple {52836#false} assume ~id1~0 != ~id3~0; {52836#false} is VALID [2020-07-17 23:08:33,057 INFO L280 TraceCheckUtils]: 22: Hoare triple {52836#false} assume ~id2~0 != ~id3~0; {52836#false} is VALID [2020-07-17 23:08:33,057 INFO L280 TraceCheckUtils]: 23: Hoare triple {52836#false} assume ~id1~0 >= 0; {52836#false} is VALID [2020-07-17 23:08:33,058 INFO L280 TraceCheckUtils]: 24: Hoare triple {52836#false} assume ~id2~0 >= 0; {52836#false} is VALID [2020-07-17 23:08:33,058 INFO L280 TraceCheckUtils]: 25: Hoare triple {52836#false} assume ~id3~0 >= 0; {52836#false} is VALID [2020-07-17 23:08:33,058 INFO L280 TraceCheckUtils]: 26: Hoare triple {52836#false} assume 0 == ~r1~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,058 INFO L280 TraceCheckUtils]: 27: Hoare triple {52836#false} assume 0 == ~r2~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,058 INFO L280 TraceCheckUtils]: 28: Hoare triple {52836#false} assume 0 == ~r3~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,059 INFO L280 TraceCheckUtils]: 29: Hoare triple {52836#false} assume ~max1~0 == ~id1~0; {52836#false} is VALID [2020-07-17 23:08:33,059 INFO L280 TraceCheckUtils]: 30: Hoare triple {52836#false} assume ~max2~0 == ~id2~0; {52836#false} is VALID [2020-07-17 23:08:33,059 INFO L280 TraceCheckUtils]: 31: Hoare triple {52836#false} assume ~max3~0 == ~id3~0; {52836#false} is VALID [2020-07-17 23:08:33,059 INFO L280 TraceCheckUtils]: 32: Hoare triple {52836#false} assume 0 == ~st1~0; {52836#false} is VALID [2020-07-17 23:08:33,059 INFO L280 TraceCheckUtils]: 33: Hoare triple {52836#false} assume 0 == ~st2~0; {52836#false} is VALID [2020-07-17 23:08:33,060 INFO L280 TraceCheckUtils]: 34: Hoare triple {52836#false} assume 0 == ~st3~0; {52836#false} is VALID [2020-07-17 23:08:33,060 INFO L280 TraceCheckUtils]: 35: Hoare triple {52836#false} assume 0 == ~nl1~0; {52836#false} is VALID [2020-07-17 23:08:33,060 INFO L280 TraceCheckUtils]: 36: Hoare triple {52836#false} assume 0 == ~nl2~0; {52836#false} is VALID [2020-07-17 23:08:33,060 INFO L280 TraceCheckUtils]: 37: Hoare triple {52836#false} assume 0 == ~nl3~0; {52836#false} is VALID [2020-07-17 23:08:33,060 INFO L280 TraceCheckUtils]: 38: Hoare triple {52836#false} assume 0 == ~mode1~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,061 INFO L280 TraceCheckUtils]: 39: Hoare triple {52836#false} assume 0 == ~mode2~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,061 INFO L280 TraceCheckUtils]: 40: Hoare triple {52836#false} assume 0 == ~mode3~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,061 INFO L280 TraceCheckUtils]: 41: Hoare triple {52836#false} assume !(0 == ~newmax1~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,061 INFO L280 TraceCheckUtils]: 42: Hoare triple {52836#false} assume !(0 == ~newmax2~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,062 INFO L280 TraceCheckUtils]: 43: Hoare triple {52836#false} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1873~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1873~0; {52836#false} is VALID [2020-07-17 23:08:33,062 INFO L280 TraceCheckUtils]: 44: Hoare triple {52836#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;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {52836#false} is VALID [2020-07-17 23:08:33,062 INFO L280 TraceCheckUtils]: 45: Hoare triple {52836#false} assume !!(0 == ~mode1~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,062 INFO L280 TraceCheckUtils]: 46: Hoare triple {52836#false} assume ~r1~0 % 256 < 2; {52836#false} is VALID [2020-07-17 23:08:33,063 INFO L280 TraceCheckUtils]: 47: Hoare triple {52836#false} assume !!(0 == ~ep12~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,063 INFO L280 TraceCheckUtils]: 48: Hoare triple {52836#false} assume !!(0 == ~ep13~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,063 INFO L280 TraceCheckUtils]: 49: Hoare triple {52836#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {52836#false} is VALID [2020-07-17 23:08:33,063 INFO L280 TraceCheckUtils]: 50: Hoare triple {52836#false} assume !!(0 == ~mode2~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,063 INFO L280 TraceCheckUtils]: 51: Hoare triple {52836#false} assume ~r2~0 % 256 < 2; {52836#false} is VALID [2020-07-17 23:08:33,063 INFO L280 TraceCheckUtils]: 52: Hoare triple {52836#false} assume !!(0 == ~ep21~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,064 INFO L280 TraceCheckUtils]: 53: Hoare triple {52836#false} assume !!(0 == ~ep23~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,064 INFO L280 TraceCheckUtils]: 54: Hoare triple {52836#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {52836#false} is VALID [2020-07-17 23:08:33,064 INFO L280 TraceCheckUtils]: 55: Hoare triple {52836#false} assume !!(0 == ~mode3~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,064 INFO L280 TraceCheckUtils]: 56: Hoare triple {52836#false} assume ~r3~0 % 256 < 2; {52836#false} is VALID [2020-07-17 23:08:33,064 INFO L280 TraceCheckUtils]: 57: Hoare triple {52836#false} assume !!(0 == ~ep31~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,065 INFO L280 TraceCheckUtils]: 58: Hoare triple {52836#false} assume !!(0 == ~ep32~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,065 INFO L280 TraceCheckUtils]: 59: Hoare triple {52836#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; {52836#false} is VALID [2020-07-17 23:08:33,065 INFO L280 TraceCheckUtils]: 60: Hoare triple {52836#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,065 INFO L280 TraceCheckUtils]: 61: Hoare triple {52836#false} assume ~st1~0 + ~nl1~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,065 INFO L280 TraceCheckUtils]: 62: Hoare triple {52836#false} assume ~st2~0 + ~nl2~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,065 INFO L280 TraceCheckUtils]: 63: Hoare triple {52836#false} assume ~st3~0 + ~nl3~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,066 INFO L280 TraceCheckUtils]: 64: Hoare triple {52836#false} assume !(~r1~0 % 256 >= 2); {52836#false} is VALID [2020-07-17 23:08:33,066 INFO L280 TraceCheckUtils]: 65: Hoare triple {52836#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {52836#false} is VALID [2020-07-17 23:08:33,066 INFO L280 TraceCheckUtils]: 66: Hoare triple {52836#false} assume ~r1~0 % 256 < 2; {52836#false} is VALID [2020-07-17 23:08:33,066 INFO L280 TraceCheckUtils]: 67: Hoare triple {52836#false} assume !(~r1~0 % 256 >= 2); {52836#false} is VALID [2020-07-17 23:08:33,066 INFO L280 TraceCheckUtils]: 68: Hoare triple {52836#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {52836#false} is VALID [2020-07-17 23:08:33,066 INFO L280 TraceCheckUtils]: 69: Hoare triple {52836#false} assume ~r1~0 % 256 < 2;~check__tmp~0 := 1;~__return_2019~0 := ~check__tmp~0;~main__c1~0 := ~__return_2019~0;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; {52836#false} is VALID [2020-07-17 23:08:33,067 INFO L280 TraceCheckUtils]: 70: Hoare triple {52836#false} assume !(0 == ~assert__arg~0 % 256);havoc ~node1__newmax~1;~node1__newmax~1 := 0; {52836#false} is VALID [2020-07-17 23:08:33,067 INFO L280 TraceCheckUtils]: 71: Hoare triple {52836#false} assume !(0 == ~mode1~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,067 INFO L280 TraceCheckUtils]: 72: Hoare triple {52836#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,067 INFO L280 TraceCheckUtils]: 73: Hoare triple {52836#false} assume !!(0 == ~ep21~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,067 INFO L280 TraceCheckUtils]: 74: Hoare triple {52836#false} assume !!(0 == ~ep31~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,068 INFO L280 TraceCheckUtils]: 75: Hoare triple {52836#false} ~newmax1~0 := ~node1__newmax~1; {52836#false} is VALID [2020-07-17 23:08:33,068 INFO L280 TraceCheckUtils]: 76: Hoare triple {52836#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {52836#false} is VALID [2020-07-17 23:08:33,068 INFO L280 TraceCheckUtils]: 77: Hoare triple {52836#false} assume !(0 == ~mode2~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,068 INFO L280 TraceCheckUtils]: 78: Hoare triple {52836#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,068 INFO L280 TraceCheckUtils]: 79: Hoare triple {52836#false} assume !!(0 == ~ep12~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,069 INFO L280 TraceCheckUtils]: 80: Hoare triple {52836#false} assume !!(0 == ~ep32~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,069 INFO L280 TraceCheckUtils]: 81: Hoare triple {52836#false} ~newmax2~0 := ~node2__newmax~1; {52836#false} is VALID [2020-07-17 23:08:33,069 INFO L280 TraceCheckUtils]: 82: Hoare triple {52836#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {52836#false} is VALID [2020-07-17 23:08:33,069 INFO L280 TraceCheckUtils]: 83: Hoare triple {52836#false} assume !(0 == ~mode3~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,069 INFO L280 TraceCheckUtils]: 84: Hoare triple {52836#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,070 INFO L280 TraceCheckUtils]: 85: Hoare triple {52836#false} assume !!(0 == ~ep13~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,070 INFO L280 TraceCheckUtils]: 86: Hoare triple {52836#false} assume !!(0 == ~ep23~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,070 INFO L280 TraceCheckUtils]: 87: Hoare triple {52836#false} ~newmax3~0 := ~node3__newmax~1; {52836#false} is VALID [2020-07-17 23:08:33,070 INFO L280 TraceCheckUtils]: 88: Hoare triple {52836#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {52836#false} is VALID [2020-07-17 23:08:33,070 INFO L280 TraceCheckUtils]: 89: Hoare triple {52836#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,071 INFO L280 TraceCheckUtils]: 90: Hoare triple {52836#false} assume ~st1~0 + ~nl1~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,071 INFO L280 TraceCheckUtils]: 91: Hoare triple {52836#false} assume ~st2~0 + ~nl2~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,071 INFO L280 TraceCheckUtils]: 92: Hoare triple {52836#false} assume ~st3~0 + ~nl3~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,071 INFO L280 TraceCheckUtils]: 93: Hoare triple {52836#false} assume !(~r1~0 % 256 >= 2); {52836#false} is VALID [2020-07-17 23:08:33,071 INFO L280 TraceCheckUtils]: 94: Hoare triple {52836#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {52836#false} is VALID [2020-07-17 23:08:33,072 INFO L280 TraceCheckUtils]: 95: Hoare triple {52836#false} assume ~r1~0 % 256 < 2; {52836#false} is VALID [2020-07-17 23:08:33,072 INFO L280 TraceCheckUtils]: 96: Hoare triple {52836#false} assume !(~r1~0 % 256 >= 2); {52836#false} is VALID [2020-07-17 23:08:33,072 INFO L280 TraceCheckUtils]: 97: Hoare triple {52836#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {52836#false} is VALID [2020-07-17 23:08:33,072 INFO L280 TraceCheckUtils]: 98: Hoare triple {52836#false} assume ~r1~0 % 256 < 2;~check__tmp~1 := 1;~__return_2152~0 := ~check__tmp~1;~main__c1~0 := ~__return_2152~0;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; {52836#false} is VALID [2020-07-17 23:08:33,072 INFO L280 TraceCheckUtils]: 99: Hoare triple {52836#false} assume !(0 == ~assert__arg~1 % 256);havoc ~node1__newmax~2;~node1__newmax~2 := 0; {52836#false} is VALID [2020-07-17 23:08:33,073 INFO L280 TraceCheckUtils]: 100: Hoare triple {52836#false} assume !!(0 == ~mode1~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,073 INFO L280 TraceCheckUtils]: 101: Hoare triple {52836#false} assume ~r1~0 % 256 < 2; {52836#false} is VALID [2020-07-17 23:08:33,073 INFO L280 TraceCheckUtils]: 102: Hoare triple {52836#false} assume !!(0 == ~ep12~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,073 INFO L280 TraceCheckUtils]: 103: Hoare triple {52836#false} assume !!(0 == ~ep13~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,073 INFO L280 TraceCheckUtils]: 104: Hoare triple {52836#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {52836#false} is VALID [2020-07-17 23:08:33,074 INFO L280 TraceCheckUtils]: 105: Hoare triple {52836#false} assume !!(0 == ~mode2~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,074 INFO L280 TraceCheckUtils]: 106: Hoare triple {52836#false} assume ~r2~0 % 256 < 2; {52836#false} is VALID [2020-07-17 23:08:33,074 INFO L280 TraceCheckUtils]: 107: Hoare triple {52836#false} assume !!(0 == ~ep21~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,074 INFO L280 TraceCheckUtils]: 108: Hoare triple {52836#false} assume !!(0 == ~ep23~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,074 INFO L280 TraceCheckUtils]: 109: Hoare triple {52836#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {52836#false} is VALID [2020-07-17 23:08:33,074 INFO L280 TraceCheckUtils]: 110: Hoare triple {52836#false} assume !!(0 == ~mode3~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,075 INFO L280 TraceCheckUtils]: 111: Hoare triple {52836#false} assume ~r3~0 % 256 < 2; {52836#false} is VALID [2020-07-17 23:08:33,075 INFO L280 TraceCheckUtils]: 112: Hoare triple {52836#false} assume !!(0 == ~ep31~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,075 INFO L280 TraceCheckUtils]: 113: Hoare triple {52836#false} assume !!(0 == ~ep32~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,075 INFO L280 TraceCheckUtils]: 114: Hoare triple {52836#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; {52836#false} is VALID [2020-07-17 23:08:33,075 INFO L280 TraceCheckUtils]: 115: Hoare triple {52836#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,076 INFO L280 TraceCheckUtils]: 116: Hoare triple {52836#false} assume ~st1~0 + ~nl1~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,076 INFO L280 TraceCheckUtils]: 117: Hoare triple {52836#false} assume ~st2~0 + ~nl2~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,076 INFO L280 TraceCheckUtils]: 118: Hoare triple {52836#false} assume ~st3~0 + ~nl3~0 <= 1; {52836#false} is VALID [2020-07-17 23:08:33,076 INFO L280 TraceCheckUtils]: 119: Hoare triple {52836#false} assume !(~r1~0 % 256 >= 2); {52836#false} is VALID [2020-07-17 23:08:33,076 INFO L280 TraceCheckUtils]: 120: Hoare triple {52836#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {52836#false} is VALID [2020-07-17 23:08:33,076 INFO L280 TraceCheckUtils]: 121: Hoare triple {52836#false} assume ~r1~0 % 256 < 2; {52836#false} is VALID [2020-07-17 23:08:33,077 INFO L280 TraceCheckUtils]: 122: Hoare triple {52836#false} assume !(~r1~0 % 256 >= 2); {52836#false} is VALID [2020-07-17 23:08:33,077 INFO L280 TraceCheckUtils]: 123: Hoare triple {52836#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {52836#false} is VALID [2020-07-17 23:08:33,077 INFO L280 TraceCheckUtils]: 124: Hoare triple {52836#false} assume ~r1~0 % 256 < 2;~check__tmp~2 := 1;~__return_2288~0 := ~check__tmp~2;~main__c1~0 := ~__return_2288~0;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; {52836#false} is VALID [2020-07-17 23:08:33,077 INFO L280 TraceCheckUtils]: 125: Hoare triple {52836#false} assume !(0 == ~assert__arg~2 % 256);havoc ~node1__newmax~3;~node1__newmax~3 := 0; {52836#false} is VALID [2020-07-17 23:08:33,077 INFO L280 TraceCheckUtils]: 126: Hoare triple {52836#false} assume !(0 == ~mode1~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,078 INFO L280 TraceCheckUtils]: 127: Hoare triple {52836#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,078 INFO L280 TraceCheckUtils]: 128: Hoare triple {52836#false} assume !!(0 == ~ep21~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,078 INFO L280 TraceCheckUtils]: 129: Hoare triple {52836#false} assume !!(0 == ~ep31~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,078 INFO L280 TraceCheckUtils]: 130: Hoare triple {52836#false} ~newmax1~0 := ~node1__newmax~3; {52836#false} is VALID [2020-07-17 23:08:33,078 INFO L280 TraceCheckUtils]: 131: Hoare triple {52836#false} assume 2 == ~r1~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,078 INFO L280 TraceCheckUtils]: 132: Hoare triple {52836#false} assume ~max1~0 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {52836#false} is VALID [2020-07-17 23:08:33,079 INFO L280 TraceCheckUtils]: 133: Hoare triple {52836#false} assume !(0 == ~mode2~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,079 INFO L280 TraceCheckUtils]: 134: Hoare triple {52836#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,079 INFO L280 TraceCheckUtils]: 135: Hoare triple {52836#false} assume !!(0 == ~ep12~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,079 INFO L280 TraceCheckUtils]: 136: Hoare triple {52836#false} assume !!(0 == ~ep32~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,079 INFO L280 TraceCheckUtils]: 137: Hoare triple {52836#false} ~newmax2~0 := ~node2__newmax~3; {52836#false} is VALID [2020-07-17 23:08:33,080 INFO L280 TraceCheckUtils]: 138: Hoare triple {52836#false} assume 2 == ~r2~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,080 INFO L280 TraceCheckUtils]: 139: Hoare triple {52836#false} assume ~max2~0 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {52836#false} is VALID [2020-07-17 23:08:33,080 INFO L280 TraceCheckUtils]: 140: Hoare triple {52836#false} assume !(0 == ~mode3~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,080 INFO L280 TraceCheckUtils]: 141: Hoare triple {52836#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,080 INFO L280 TraceCheckUtils]: 142: Hoare triple {52836#false} assume !!(0 == ~ep13~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,081 INFO L280 TraceCheckUtils]: 143: Hoare triple {52836#false} assume !!(0 == ~ep23~0 % 256); {52836#false} is VALID [2020-07-17 23:08:33,081 INFO L280 TraceCheckUtils]: 144: Hoare triple {52836#false} ~newmax3~0 := ~node3__newmax~3; {52836#false} is VALID [2020-07-17 23:08:33,081 INFO L280 TraceCheckUtils]: 145: Hoare triple {52836#false} assume 2 == ~r3~0 % 256; {52836#false} is VALID [2020-07-17 23:08:33,081 INFO L280 TraceCheckUtils]: 146: Hoare triple {52836#false} assume ~max3~0 == ~id3~0;~st3~0 := 1;~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; {52836#false} is VALID [2020-07-17 23:08:33,081 INFO L280 TraceCheckUtils]: 147: Hoare triple {52836#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0;~__return_3084~0 := ~check__tmp~3;~main__c1~0 := ~__return_3084~0;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; {52836#false} is VALID [2020-07-17 23:08:33,082 INFO L280 TraceCheckUtils]: 148: Hoare triple {52836#false} assume 0 == ~assert__arg~3 % 256; {52836#false} is VALID [2020-07-17 23:08:33,082 INFO L280 TraceCheckUtils]: 149: Hoare triple {52836#false} assume !false; {52836#false} is VALID [2020-07-17 23:08:33,106 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 23:08:33,107 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363953605] [2020-07-17 23:08:33,109 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:08:33,109 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 23:08:33,109 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542912638] [2020-07-17 23:08:33,110 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 150 [2020-07-17 23:08:33,110 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:08:33,110 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 23:08:33,319 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 150 edges. 150 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:08:33,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 23:08:33,319 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:08:33,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 23:08:33,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:08:33,320 INFO L87 Difference]: Start difference. First operand 3225 states and 4733 transitions. Second operand 5 states. [2020-07-17 23:08:45,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:45,042 INFO L93 Difference]: Finished difference Result 6686 states and 9749 transitions. [2020-07-17 23:08:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:08:45,043 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 150 [2020-07-17 23:08:45,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:08:45,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:08:45,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1715 transitions. [2020-07-17 23:08:45,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:08:45,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1715 transitions. [2020-07-17 23:08:45,054 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1715 transitions. [2020-07-17 23:08:47,731 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1715 edges. 1715 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:08:48,263 INFO L225 Difference]: With dead ends: 6686 [2020-07-17 23:08:48,263 INFO L226 Difference]: Without dead ends: 3404 [2020-07-17 23:08:48,269 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 23:08:48,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3404 states. [2020-07-17 23:08:51,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3404 to 3373. [2020-07-17 23:08:51,864 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:08:51,864 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3404 states. Second operand 3373 states. [2020-07-17 23:08:51,864 INFO L74 IsIncluded]: Start isIncluded. First operand 3404 states. Second operand 3373 states. [2020-07-17 23:08:51,864 INFO L87 Difference]: Start difference. First operand 3404 states. Second operand 3373 states. [2020-07-17 23:08:52,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:52,283 INFO L93 Difference]: Finished difference Result 3404 states and 4927 transitions. [2020-07-17 23:08:52,283 INFO L276 IsEmpty]: Start isEmpty. Operand 3404 states and 4927 transitions. [2020-07-17 23:08:52,287 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:08:52,287 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:08:52,287 INFO L74 IsIncluded]: Start isIncluded. First operand 3373 states. Second operand 3404 states. [2020-07-17 23:08:52,287 INFO L87 Difference]: Start difference. First operand 3373 states. Second operand 3404 states. [2020-07-17 23:08:52,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:08:52,714 INFO L93 Difference]: Finished difference Result 3404 states and 4927 transitions. [2020-07-17 23:08:52,714 INFO L276 IsEmpty]: Start isEmpty. Operand 3404 states and 4927 transitions. [2020-07-17 23:08:52,717 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:08:52,718 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:08:52,718 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:08:52,718 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:08:52,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3373 states. [2020-07-17 23:08:53,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3373 states to 3373 states and 4896 transitions. [2020-07-17 23:08:53,232 INFO L78 Accepts]: Start accepts. Automaton has 3373 states and 4896 transitions. Word has length 150 [2020-07-17 23:08:53,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:08:53,233 INFO L479 AbstractCegarLoop]: Abstraction has 3373 states and 4896 transitions. [2020-07-17 23:08:53,233 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 23:08:53,233 INFO L276 IsEmpty]: Start isEmpty. Operand 3373 states and 4896 transitions. [2020-07-17 23:08:53,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-17 23:08:53,236 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:08:53,236 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] [2020-07-17 23:08:53,238 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 23:08:53,240 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:08:53,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:08:53,240 INFO L82 PathProgramCache]: Analyzing trace with hash -1901273852, now seen corresponding path program 1 times [2020-07-17 23:08:53,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:08:53,241 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584207682] [2020-07-17 23:08:53,241 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:08:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:08:53,719 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 23:08:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:08:53,763 INFO L280 TraceCheckUtils]: 0: Hoare triple {72788#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {72781#true} is VALID [2020-07-17 23:08:53,764 INFO L280 TraceCheckUtils]: 1: Hoare triple {72781#true} assume true; {72781#true} is VALID [2020-07-17 23:08:53,764 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {72781#true} {72781#true} #1701#return; {72781#true} is VALID [2020-07-17 23:08:53,769 INFO L263 TraceCheckUtils]: 0: Hoare triple {72781#true} call ULTIMATE.init(); {72788#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:08:53,769 INFO L280 TraceCheckUtils]: 1: Hoare triple {72788#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {72781#true} is VALID [2020-07-17 23:08:53,769 INFO L280 TraceCheckUtils]: 2: Hoare triple {72781#true} assume true; {72781#true} is VALID [2020-07-17 23:08:53,769 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {72781#true} {72781#true} #1701#return; {72781#true} is VALID [2020-07-17 23:08:53,770 INFO L263 TraceCheckUtils]: 4: Hoare triple {72781#true} call #t~ret30 := main(); {72781#true} is VALID [2020-07-17 23:08:53,771 INFO L280 TraceCheckUtils]: 5: Hoare triple {72781#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;~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;~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;~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; {72786#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:08:53,772 INFO L280 TraceCheckUtils]: 6: Hoare triple {72786#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r121~0 % 256); {72786#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:08:53,773 INFO L280 TraceCheckUtils]: 7: Hoare triple {72786#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {72786#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:08:53,773 INFO L280 TraceCheckUtils]: 8: Hoare triple {72786#(= ~ep21~0 main_~init__r211~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {72786#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:08:53,774 INFO L280 TraceCheckUtils]: 9: Hoare triple {72786#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r131~0 % 256); {72786#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:08:53,775 INFO L280 TraceCheckUtils]: 10: Hoare triple {72786#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {72786#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:08:53,775 INFO L280 TraceCheckUtils]: 11: Hoare triple {72786#(= ~ep21~0 main_~init__r211~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {72786#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-17 23:08:53,776 INFO L280 TraceCheckUtils]: 12: Hoare triple {72786#(= ~ep21~0 main_~init__r211~0)} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,777 INFO L280 TraceCheckUtils]: 13: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,778 INFO L280 TraceCheckUtils]: 14: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,778 INFO L280 TraceCheckUtils]: 15: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,779 INFO L280 TraceCheckUtils]: 16: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,780 INFO L280 TraceCheckUtils]: 17: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,780 INFO L280 TraceCheckUtils]: 18: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,781 INFO L280 TraceCheckUtils]: 19: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,782 INFO L280 TraceCheckUtils]: 20: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 != ~id2~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,782 INFO L280 TraceCheckUtils]: 21: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 != ~id3~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,783 INFO L280 TraceCheckUtils]: 22: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id2~0 != ~id3~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,783 INFO L280 TraceCheckUtils]: 23: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 >= 0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,784 INFO L280 TraceCheckUtils]: 24: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id2~0 >= 0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,785 INFO L280 TraceCheckUtils]: 25: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id3~0 >= 0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,785 INFO L280 TraceCheckUtils]: 26: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r1~0 % 256; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,786 INFO L280 TraceCheckUtils]: 27: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r2~0 % 256; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,787 INFO L280 TraceCheckUtils]: 28: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r3~0 % 256; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,788 INFO L280 TraceCheckUtils]: 29: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max1~0 == ~id1~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,788 INFO L280 TraceCheckUtils]: 30: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max2~0 == ~id2~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,789 INFO L280 TraceCheckUtils]: 31: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max3~0 == ~id3~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,790 INFO L280 TraceCheckUtils]: 32: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st1~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,790 INFO L280 TraceCheckUtils]: 33: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st2~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,791 INFO L280 TraceCheckUtils]: 34: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st3~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,792 INFO L280 TraceCheckUtils]: 35: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl1~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,792 INFO L280 TraceCheckUtils]: 36: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl2~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,793 INFO L280 TraceCheckUtils]: 37: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl3~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,794 INFO L280 TraceCheckUtils]: 38: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode1~0 % 256; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,794 INFO L280 TraceCheckUtils]: 39: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode2~0 % 256; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,795 INFO L280 TraceCheckUtils]: 40: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode3~0 % 256; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,796 INFO L280 TraceCheckUtils]: 41: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax1~0 % 256); {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,797 INFO L280 TraceCheckUtils]: 42: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax2~0 % 256); {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,797 INFO L280 TraceCheckUtils]: 43: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1873~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1873~0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,798 INFO L280 TraceCheckUtils]: 44: Hoare triple {72787#(<= (+ (* 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;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,799 INFO L280 TraceCheckUtils]: 45: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~mode1~0 % 256); {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,799 INFO L280 TraceCheckUtils]: 46: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~r1~0 % 256 < 2; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,800 INFO L280 TraceCheckUtils]: 47: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep12~0 % 256); {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,801 INFO L280 TraceCheckUtils]: 48: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep13~0 % 256); {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,801 INFO L280 TraceCheckUtils]: 49: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,802 INFO L280 TraceCheckUtils]: 50: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~mode2~0 % 256); {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,803 INFO L280 TraceCheckUtils]: 51: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~r2~0 % 256 < 2; {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-17 23:08:53,804 INFO L280 TraceCheckUtils]: 52: Hoare triple {72787#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep21~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,804 INFO L280 TraceCheckUtils]: 53: Hoare triple {72782#false} assume !!(0 == ~ep23~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,804 INFO L280 TraceCheckUtils]: 54: Hoare triple {72782#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {72782#false} is VALID [2020-07-17 23:08:53,805 INFO L280 TraceCheckUtils]: 55: Hoare triple {72782#false} assume !!(0 == ~mode3~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,805 INFO L280 TraceCheckUtils]: 56: Hoare triple {72782#false} assume ~r3~0 % 256 < 2; {72782#false} is VALID [2020-07-17 23:08:53,805 INFO L280 TraceCheckUtils]: 57: Hoare triple {72782#false} assume !!(0 == ~ep31~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,805 INFO L280 TraceCheckUtils]: 58: Hoare triple {72782#false} assume !!(0 == ~ep32~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,805 INFO L280 TraceCheckUtils]: 59: Hoare triple {72782#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; {72782#false} is VALID [2020-07-17 23:08:53,806 INFO L280 TraceCheckUtils]: 60: Hoare triple {72782#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,806 INFO L280 TraceCheckUtils]: 61: Hoare triple {72782#false} assume ~st1~0 + ~nl1~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,806 INFO L280 TraceCheckUtils]: 62: Hoare triple {72782#false} assume ~st2~0 + ~nl2~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,806 INFO L280 TraceCheckUtils]: 63: Hoare triple {72782#false} assume ~st3~0 + ~nl3~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,806 INFO L280 TraceCheckUtils]: 64: Hoare triple {72782#false} assume !(~r1~0 % 256 >= 2); {72782#false} is VALID [2020-07-17 23:08:53,807 INFO L280 TraceCheckUtils]: 65: Hoare triple {72782#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {72782#false} is VALID [2020-07-17 23:08:53,807 INFO L280 TraceCheckUtils]: 66: Hoare triple {72782#false} assume ~r1~0 % 256 < 2; {72782#false} is VALID [2020-07-17 23:08:53,807 INFO L280 TraceCheckUtils]: 67: Hoare triple {72782#false} assume !(~r1~0 % 256 >= 2); {72782#false} is VALID [2020-07-17 23:08:53,807 INFO L280 TraceCheckUtils]: 68: Hoare triple {72782#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {72782#false} is VALID [2020-07-17 23:08:53,807 INFO L280 TraceCheckUtils]: 69: Hoare triple {72782#false} assume ~r1~0 % 256 < 2;~check__tmp~0 := 1;~__return_2019~0 := ~check__tmp~0;~main__c1~0 := ~__return_2019~0;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; {72782#false} is VALID [2020-07-17 23:08:53,808 INFO L280 TraceCheckUtils]: 70: Hoare triple {72782#false} assume !(0 == ~assert__arg~0 % 256);havoc ~node1__newmax~1;~node1__newmax~1 := 0; {72782#false} is VALID [2020-07-17 23:08:53,808 INFO L280 TraceCheckUtils]: 71: Hoare triple {72782#false} assume !(0 == ~mode1~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,808 INFO L280 TraceCheckUtils]: 72: Hoare triple {72782#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {72782#false} is VALID [2020-07-17 23:08:53,808 INFO L280 TraceCheckUtils]: 73: Hoare triple {72782#false} assume !!(0 == ~ep21~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,808 INFO L280 TraceCheckUtils]: 74: Hoare triple {72782#false} assume !!(0 == ~ep31~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,809 INFO L280 TraceCheckUtils]: 75: Hoare triple {72782#false} ~newmax1~0 := ~node1__newmax~1; {72782#false} is VALID [2020-07-17 23:08:53,809 INFO L280 TraceCheckUtils]: 76: Hoare triple {72782#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {72782#false} is VALID [2020-07-17 23:08:53,809 INFO L280 TraceCheckUtils]: 77: Hoare triple {72782#false} assume !(0 == ~mode2~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,809 INFO L280 TraceCheckUtils]: 78: Hoare triple {72782#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {72782#false} is VALID [2020-07-17 23:08:53,809 INFO L280 TraceCheckUtils]: 79: Hoare triple {72782#false} assume !!(0 == ~ep12~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,810 INFO L280 TraceCheckUtils]: 80: Hoare triple {72782#false} assume !!(0 == ~ep32~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,810 INFO L280 TraceCheckUtils]: 81: Hoare triple {72782#false} ~newmax2~0 := ~node2__newmax~1; {72782#false} is VALID [2020-07-17 23:08:53,810 INFO L280 TraceCheckUtils]: 82: Hoare triple {72782#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {72782#false} is VALID [2020-07-17 23:08:53,810 INFO L280 TraceCheckUtils]: 83: Hoare triple {72782#false} assume !(0 == ~mode3~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,810 INFO L280 TraceCheckUtils]: 84: Hoare triple {72782#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {72782#false} is VALID [2020-07-17 23:08:53,810 INFO L280 TraceCheckUtils]: 85: Hoare triple {72782#false} assume !!(0 == ~ep13~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,811 INFO L280 TraceCheckUtils]: 86: Hoare triple {72782#false} assume !!(0 == ~ep23~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,811 INFO L280 TraceCheckUtils]: 87: Hoare triple {72782#false} ~newmax3~0 := ~node3__newmax~1; {72782#false} is VALID [2020-07-17 23:08:53,811 INFO L280 TraceCheckUtils]: 88: Hoare triple {72782#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {72782#false} is VALID [2020-07-17 23:08:53,812 INFO L280 TraceCheckUtils]: 89: Hoare triple {72782#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,812 INFO L280 TraceCheckUtils]: 90: Hoare triple {72782#false} assume ~st1~0 + ~nl1~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,812 INFO L280 TraceCheckUtils]: 91: Hoare triple {72782#false} assume ~st2~0 + ~nl2~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,812 INFO L280 TraceCheckUtils]: 92: Hoare triple {72782#false} assume ~st3~0 + ~nl3~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,813 INFO L280 TraceCheckUtils]: 93: Hoare triple {72782#false} assume !(~r1~0 % 256 >= 2); {72782#false} is VALID [2020-07-17 23:08:53,813 INFO L280 TraceCheckUtils]: 94: Hoare triple {72782#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {72782#false} is VALID [2020-07-17 23:08:53,813 INFO L280 TraceCheckUtils]: 95: Hoare triple {72782#false} assume ~r1~0 % 256 < 2; {72782#false} is VALID [2020-07-17 23:08:53,813 INFO L280 TraceCheckUtils]: 96: Hoare triple {72782#false} assume !(~r1~0 % 256 >= 2); {72782#false} is VALID [2020-07-17 23:08:53,813 INFO L280 TraceCheckUtils]: 97: Hoare triple {72782#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {72782#false} is VALID [2020-07-17 23:08:53,813 INFO L280 TraceCheckUtils]: 98: Hoare triple {72782#false} assume ~r1~0 % 256 < 2;~check__tmp~1 := 1;~__return_2152~0 := ~check__tmp~1;~main__c1~0 := ~__return_2152~0;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; {72782#false} is VALID [2020-07-17 23:08:53,814 INFO L280 TraceCheckUtils]: 99: Hoare triple {72782#false} assume !(0 == ~assert__arg~1 % 256);havoc ~node1__newmax~2;~node1__newmax~2 := 0; {72782#false} is VALID [2020-07-17 23:08:53,814 INFO L280 TraceCheckUtils]: 100: Hoare triple {72782#false} assume !!(0 == ~mode1~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,814 INFO L280 TraceCheckUtils]: 101: Hoare triple {72782#false} assume ~r1~0 % 256 < 2; {72782#false} is VALID [2020-07-17 23:08:53,814 INFO L280 TraceCheckUtils]: 102: Hoare triple {72782#false} assume !!(0 == ~ep12~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,814 INFO L280 TraceCheckUtils]: 103: Hoare triple {72782#false} assume !!(0 == ~ep13~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,815 INFO L280 TraceCheckUtils]: 104: Hoare triple {72782#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {72782#false} is VALID [2020-07-17 23:08:53,815 INFO L280 TraceCheckUtils]: 105: Hoare triple {72782#false} assume !!(0 == ~mode2~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,815 INFO L280 TraceCheckUtils]: 106: Hoare triple {72782#false} assume ~r2~0 % 256 < 2; {72782#false} is VALID [2020-07-17 23:08:53,815 INFO L280 TraceCheckUtils]: 107: Hoare triple {72782#false} assume !!(0 == ~ep21~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,815 INFO L280 TraceCheckUtils]: 108: Hoare triple {72782#false} assume !!(0 == ~ep23~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,816 INFO L280 TraceCheckUtils]: 109: Hoare triple {72782#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {72782#false} is VALID [2020-07-17 23:08:53,816 INFO L280 TraceCheckUtils]: 110: Hoare triple {72782#false} assume !!(0 == ~mode3~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,816 INFO L280 TraceCheckUtils]: 111: Hoare triple {72782#false} assume ~r3~0 % 256 < 2; {72782#false} is VALID [2020-07-17 23:08:53,816 INFO L280 TraceCheckUtils]: 112: Hoare triple {72782#false} assume !!(0 == ~ep31~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,816 INFO L280 TraceCheckUtils]: 113: Hoare triple {72782#false} assume !!(0 == ~ep32~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,817 INFO L280 TraceCheckUtils]: 114: Hoare triple {72782#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; {72782#false} is VALID [2020-07-17 23:08:53,817 INFO L280 TraceCheckUtils]: 115: Hoare triple {72782#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,817 INFO L280 TraceCheckUtils]: 116: Hoare triple {72782#false} assume ~st1~0 + ~nl1~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,817 INFO L280 TraceCheckUtils]: 117: Hoare triple {72782#false} assume ~st2~0 + ~nl2~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,817 INFO L280 TraceCheckUtils]: 118: Hoare triple {72782#false} assume ~st3~0 + ~nl3~0 <= 1; {72782#false} is VALID [2020-07-17 23:08:53,818 INFO L280 TraceCheckUtils]: 119: Hoare triple {72782#false} assume !(~r1~0 % 256 >= 2); {72782#false} is VALID [2020-07-17 23:08:53,818 INFO L280 TraceCheckUtils]: 120: Hoare triple {72782#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {72782#false} is VALID [2020-07-17 23:08:53,818 INFO L280 TraceCheckUtils]: 121: Hoare triple {72782#false} assume ~r1~0 % 256 < 2; {72782#false} is VALID [2020-07-17 23:08:53,818 INFO L280 TraceCheckUtils]: 122: Hoare triple {72782#false} assume !(~r1~0 % 256 >= 2); {72782#false} is VALID [2020-07-17 23:08:53,818 INFO L280 TraceCheckUtils]: 123: Hoare triple {72782#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {72782#false} is VALID [2020-07-17 23:08:53,819 INFO L280 TraceCheckUtils]: 124: Hoare triple {72782#false} assume ~r1~0 % 256 < 2;~check__tmp~2 := 1;~__return_2288~0 := ~check__tmp~2;~main__c1~0 := ~__return_2288~0;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; {72782#false} is VALID [2020-07-17 23:08:53,819 INFO L280 TraceCheckUtils]: 125: Hoare triple {72782#false} assume !(0 == ~assert__arg~2 % 256);havoc ~node1__newmax~3;~node1__newmax~3 := 0; {72782#false} is VALID [2020-07-17 23:08:53,819 INFO L280 TraceCheckUtils]: 126: Hoare triple {72782#false} assume !(0 == ~mode1~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,819 INFO L280 TraceCheckUtils]: 127: Hoare triple {72782#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {72782#false} is VALID [2020-07-17 23:08:53,819 INFO L280 TraceCheckUtils]: 128: Hoare triple {72782#false} assume !!(0 == ~ep21~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,819 INFO L280 TraceCheckUtils]: 129: Hoare triple {72782#false} assume !!(0 == ~ep31~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,820 INFO L280 TraceCheckUtils]: 130: Hoare triple {72782#false} ~newmax1~0 := ~node1__newmax~3; {72782#false} is VALID [2020-07-17 23:08:53,820 INFO L280 TraceCheckUtils]: 131: Hoare triple {72782#false} assume 2 == ~r1~0 % 256; {72782#false} is VALID [2020-07-17 23:08:53,820 INFO L280 TraceCheckUtils]: 132: Hoare triple {72782#false} assume ~max1~0 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {72782#false} is VALID [2020-07-17 23:08:53,820 INFO L280 TraceCheckUtils]: 133: Hoare triple {72782#false} assume !(0 == ~mode2~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,821 INFO L280 TraceCheckUtils]: 134: Hoare triple {72782#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {72782#false} is VALID [2020-07-17 23:08:53,821 INFO L280 TraceCheckUtils]: 135: Hoare triple {72782#false} assume !!(0 == ~ep12~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,821 INFO L280 TraceCheckUtils]: 136: Hoare triple {72782#false} assume !!(0 == ~ep32~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,821 INFO L280 TraceCheckUtils]: 137: Hoare triple {72782#false} ~newmax2~0 := ~node2__newmax~3; {72782#false} is VALID [2020-07-17 23:08:53,821 INFO L280 TraceCheckUtils]: 138: Hoare triple {72782#false} assume 2 == ~r2~0 % 256; {72782#false} is VALID [2020-07-17 23:08:53,822 INFO L280 TraceCheckUtils]: 139: Hoare triple {72782#false} assume ~max2~0 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {72782#false} is VALID [2020-07-17 23:08:53,822 INFO L280 TraceCheckUtils]: 140: Hoare triple {72782#false} assume !(0 == ~mode3~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,822 INFO L280 TraceCheckUtils]: 141: Hoare triple {72782#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {72782#false} is VALID [2020-07-17 23:08:53,822 INFO L280 TraceCheckUtils]: 142: Hoare triple {72782#false} assume !!(0 == ~ep13~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,822 INFO L280 TraceCheckUtils]: 143: Hoare triple {72782#false} assume !!(0 == ~ep23~0 % 256); {72782#false} is VALID [2020-07-17 23:08:53,822 INFO L280 TraceCheckUtils]: 144: Hoare triple {72782#false} ~newmax3~0 := ~node3__newmax~3; {72782#false} is VALID [2020-07-17 23:08:53,823 INFO L280 TraceCheckUtils]: 145: Hoare triple {72782#false} assume 2 == ~r3~0 % 256; {72782#false} is VALID [2020-07-17 23:08:53,823 INFO L280 TraceCheckUtils]: 146: Hoare triple {72782#false} assume ~max3~0 == ~id3~0;~st3~0 := 1;~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; {72782#false} is VALID [2020-07-17 23:08:53,823 INFO L280 TraceCheckUtils]: 147: Hoare triple {72782#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0;~__return_3084~0 := ~check__tmp~3;~main__c1~0 := ~__return_3084~0;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; {72782#false} is VALID [2020-07-17 23:08:53,823 INFO L280 TraceCheckUtils]: 148: Hoare triple {72782#false} assume 0 == ~assert__arg~3 % 256; {72782#false} is VALID [2020-07-17 23:08:53,823 INFO L280 TraceCheckUtils]: 149: Hoare triple {72782#false} assume !false; {72782#false} is VALID [2020-07-17 23:08:53,856 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 23:08:53,857 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584207682] [2020-07-17 23:08:53,857 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:08:53,857 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 23:08:53,858 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949372722] [2020-07-17 23:08:53,858 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 150 [2020-07-17 23:08:53,859 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:08:53,859 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 23:08:54,107 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 150 edges. 150 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:08:54,107 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 23:08:54,107 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:08:54,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 23:08:54,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:08:54,108 INFO L87 Difference]: Start difference. First operand 3373 states and 4896 transitions. Second operand 5 states. [2020-07-17 23:09:13,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:09:13,694 INFO L93 Difference]: Finished difference Result 9783 states and 14126 transitions. [2020-07-17 23:09:13,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:09:13,694 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 150 [2020-07-17 23:09:13,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:09:13,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:09:13,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1718 transitions. [2020-07-17 23:09:13,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:09:13,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1718 transitions. [2020-07-17 23:09:13,707 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1718 transitions. [2020-07-17 23:09:16,359 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1718 edges. 1718 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:09:18,530 INFO L225 Difference]: With dead ends: 9783 [2020-07-17 23:09:18,530 INFO L226 Difference]: Without dead ends: 6482 [2020-07-17 23:09:18,537 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 23:09:18,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6482 states. [2020-07-17 23:09:29,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6482 to 6451. [2020-07-17 23:09:29,077 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:09:29,077 INFO L82 GeneralOperation]: Start isEquivalent. First operand 6482 states. Second operand 6451 states. [2020-07-17 23:09:29,077 INFO L74 IsIncluded]: Start isIncluded. First operand 6482 states. Second operand 6451 states. [2020-07-17 23:09:29,077 INFO L87 Difference]: Start difference. First operand 6482 states. Second operand 6451 states. [2020-07-17 23:09:30,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:09:30,626 INFO L93 Difference]: Finished difference Result 6482 states and 9274 transitions. [2020-07-17 23:09:30,626 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 9274 transitions. [2020-07-17 23:09:30,633 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:09:30,633 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:09:30,633 INFO L74 IsIncluded]: Start isIncluded. First operand 6451 states. Second operand 6482 states. [2020-07-17 23:09:30,633 INFO L87 Difference]: Start difference. First operand 6451 states. Second operand 6482 states. [2020-07-17 23:09:32,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:09:32,171 INFO L93 Difference]: Finished difference Result 6482 states and 9274 transitions. [2020-07-17 23:09:32,171 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 9274 transitions. [2020-07-17 23:09:32,178 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:09:32,178 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:09:32,178 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:09:32,178 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:09:32,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6451 states. [2020-07-17 23:09:34,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6451 states to 6451 states and 9243 transitions. [2020-07-17 23:09:34,230 INFO L78 Accepts]: Start accepts. Automaton has 6451 states and 9243 transitions. Word has length 150 [2020-07-17 23:09:34,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:09:34,230 INFO L479 AbstractCegarLoop]: Abstraction has 6451 states and 9243 transitions. [2020-07-17 23:09:34,230 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 23:09:34,230 INFO L276 IsEmpty]: Start isEmpty. Operand 6451 states and 9243 transitions. [2020-07-17 23:09:34,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-07-17 23:09:34,235 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:09:34,235 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 23:09:34,235 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-17 23:09:34,235 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:09:34,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:09:34,236 INFO L82 PathProgramCache]: Analyzing trace with hash 183741790, now seen corresponding path program 1 times [2020-07-17 23:09:34,236 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:09:34,236 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377203975] [2020-07-17 23:09:34,236 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:09:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:09:34,603 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 23:09:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:09:34,646 INFO L280 TraceCheckUtils]: 0: Hoare triple {106951#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {106945#true} is VALID [2020-07-17 23:09:34,646 INFO L280 TraceCheckUtils]: 1: Hoare triple {106945#true} assume true; {106945#true} is VALID [2020-07-17 23:09:34,647 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {106945#true} {106945#true} #1701#return; {106945#true} is VALID [2020-07-17 23:09:34,652 INFO L263 TraceCheckUtils]: 0: Hoare triple {106945#true} call ULTIMATE.init(); {106951#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:09:34,652 INFO L280 TraceCheckUtils]: 1: Hoare triple {106951#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {106945#true} is VALID [2020-07-17 23:09:34,652 INFO L280 TraceCheckUtils]: 2: Hoare triple {106945#true} assume true; {106945#true} is VALID [2020-07-17 23:09:34,652 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {106945#true} {106945#true} #1701#return; {106945#true} is VALID [2020-07-17 23:09:34,653 INFO L263 TraceCheckUtils]: 4: Hoare triple {106945#true} call #t~ret30 := main(); {106945#true} is VALID [2020-07-17 23:09:34,653 INFO L280 TraceCheckUtils]: 5: Hoare triple {106945#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;~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;~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;~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; {106945#true} is VALID [2020-07-17 23:09:34,653 INFO L280 TraceCheckUtils]: 6: Hoare triple {106945#true} assume !!(0 == ~init__r121~0 % 256); {106945#true} is VALID [2020-07-17 23:09:34,653 INFO L280 TraceCheckUtils]: 7: Hoare triple {106945#true} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {106945#true} is VALID [2020-07-17 23:09:34,653 INFO L280 TraceCheckUtils]: 8: Hoare triple {106945#true} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {106945#true} is VALID [2020-07-17 23:09:34,654 INFO L280 TraceCheckUtils]: 9: Hoare triple {106945#true} assume !!(0 == ~init__r131~0 % 256); {106945#true} is VALID [2020-07-17 23:09:34,654 INFO L280 TraceCheckUtils]: 10: Hoare triple {106945#true} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {106945#true} is VALID [2020-07-17 23:09:34,654 INFO L280 TraceCheckUtils]: 11: Hoare triple {106945#true} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {106945#true} is VALID [2020-07-17 23:09:34,654 INFO L280 TraceCheckUtils]: 12: Hoare triple {106945#true} assume !!(0 == ~init__r211~0 % 256); {106945#true} is VALID [2020-07-17 23:09:34,656 INFO L280 TraceCheckUtils]: 13: Hoare triple {106945#true} assume !!(0 == ~init__r231~0 % 256);~init__tmp___1~0 := 0; {106950#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} is VALID [2020-07-17 23:09:34,656 INFO L280 TraceCheckUtils]: 14: Hoare triple {106950#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {106950#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} is VALID [2020-07-17 23:09:34,658 INFO L280 TraceCheckUtils]: 15: Hoare triple {106950#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {106946#false} is VALID [2020-07-17 23:09:34,658 INFO L280 TraceCheckUtils]: 16: Hoare triple {106946#false} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {106946#false} is VALID [2020-07-17 23:09:34,658 INFO L280 TraceCheckUtils]: 17: Hoare triple {106946#false} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {106946#false} is VALID [2020-07-17 23:09:34,658 INFO L280 TraceCheckUtils]: 18: Hoare triple {106946#false} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {106946#false} is VALID [2020-07-17 23:09:34,659 INFO L280 TraceCheckUtils]: 19: Hoare triple {106946#false} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {106946#false} is VALID [2020-07-17 23:09:34,659 INFO L280 TraceCheckUtils]: 20: Hoare triple {106946#false} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {106946#false} is VALID [2020-07-17 23:09:34,659 INFO L280 TraceCheckUtils]: 21: Hoare triple {106946#false} assume ~id1~0 != ~id2~0; {106946#false} is VALID [2020-07-17 23:09:34,659 INFO L280 TraceCheckUtils]: 22: Hoare triple {106946#false} assume ~id1~0 != ~id3~0; {106946#false} is VALID [2020-07-17 23:09:34,659 INFO L280 TraceCheckUtils]: 23: Hoare triple {106946#false} assume ~id2~0 != ~id3~0; {106946#false} is VALID [2020-07-17 23:09:34,659 INFO L280 TraceCheckUtils]: 24: Hoare triple {106946#false} assume ~id1~0 >= 0; {106946#false} is VALID [2020-07-17 23:09:34,660 INFO L280 TraceCheckUtils]: 25: Hoare triple {106946#false} assume ~id2~0 >= 0; {106946#false} is VALID [2020-07-17 23:09:34,660 INFO L280 TraceCheckUtils]: 26: Hoare triple {106946#false} assume ~id3~0 >= 0; {106946#false} is VALID [2020-07-17 23:09:34,660 INFO L280 TraceCheckUtils]: 27: Hoare triple {106946#false} assume 0 == ~r1~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,660 INFO L280 TraceCheckUtils]: 28: Hoare triple {106946#false} assume 0 == ~r2~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,661 INFO L280 TraceCheckUtils]: 29: Hoare triple {106946#false} assume 0 == ~r3~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,661 INFO L280 TraceCheckUtils]: 30: Hoare triple {106946#false} assume ~max1~0 == ~id1~0; {106946#false} is VALID [2020-07-17 23:09:34,661 INFO L280 TraceCheckUtils]: 31: Hoare triple {106946#false} assume ~max2~0 == ~id2~0; {106946#false} is VALID [2020-07-17 23:09:34,661 INFO L280 TraceCheckUtils]: 32: Hoare triple {106946#false} assume ~max3~0 == ~id3~0; {106946#false} is VALID [2020-07-17 23:09:34,661 INFO L280 TraceCheckUtils]: 33: Hoare triple {106946#false} assume 0 == ~st1~0; {106946#false} is VALID [2020-07-17 23:09:34,661 INFO L280 TraceCheckUtils]: 34: Hoare triple {106946#false} assume 0 == ~st2~0; {106946#false} is VALID [2020-07-17 23:09:34,662 INFO L280 TraceCheckUtils]: 35: Hoare triple {106946#false} assume 0 == ~st3~0; {106946#false} is VALID [2020-07-17 23:09:34,662 INFO L280 TraceCheckUtils]: 36: Hoare triple {106946#false} assume 0 == ~nl1~0; {106946#false} is VALID [2020-07-17 23:09:34,662 INFO L280 TraceCheckUtils]: 37: Hoare triple {106946#false} assume 0 == ~nl2~0; {106946#false} is VALID [2020-07-17 23:09:34,662 INFO L280 TraceCheckUtils]: 38: Hoare triple {106946#false} assume 0 == ~nl3~0; {106946#false} is VALID [2020-07-17 23:09:34,662 INFO L280 TraceCheckUtils]: 39: Hoare triple {106946#false} assume 0 == ~mode1~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,662 INFO L280 TraceCheckUtils]: 40: Hoare triple {106946#false} assume 0 == ~mode2~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,663 INFO L280 TraceCheckUtils]: 41: Hoare triple {106946#false} assume 0 == ~mode3~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,663 INFO L280 TraceCheckUtils]: 42: Hoare triple {106946#false} assume !(0 == ~newmax1~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,663 INFO L280 TraceCheckUtils]: 43: Hoare triple {106946#false} assume !(0 == ~newmax2~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,663 INFO L280 TraceCheckUtils]: 44: Hoare triple {106946#false} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1873~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1873~0; {106946#false} is VALID [2020-07-17 23:09:34,663 INFO L280 TraceCheckUtils]: 45: Hoare triple {106946#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;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {106946#false} is VALID [2020-07-17 23:09:34,664 INFO L280 TraceCheckUtils]: 46: Hoare triple {106946#false} assume !!(0 == ~mode1~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,664 INFO L280 TraceCheckUtils]: 47: Hoare triple {106946#false} assume ~r1~0 % 256 < 2; {106946#false} is VALID [2020-07-17 23:09:34,664 INFO L280 TraceCheckUtils]: 48: Hoare triple {106946#false} assume !!(0 == ~ep12~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,664 INFO L280 TraceCheckUtils]: 49: Hoare triple {106946#false} assume !!(0 == ~ep13~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,664 INFO L280 TraceCheckUtils]: 50: Hoare triple {106946#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {106946#false} is VALID [2020-07-17 23:09:34,664 INFO L280 TraceCheckUtils]: 51: Hoare triple {106946#false} assume !!(0 == ~mode2~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,665 INFO L280 TraceCheckUtils]: 52: Hoare triple {106946#false} assume ~r2~0 % 256 < 2; {106946#false} is VALID [2020-07-17 23:09:34,665 INFO L280 TraceCheckUtils]: 53: Hoare triple {106946#false} assume !!(0 == ~ep21~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,665 INFO L280 TraceCheckUtils]: 54: Hoare triple {106946#false} assume !!(0 == ~ep23~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,665 INFO L280 TraceCheckUtils]: 55: Hoare triple {106946#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {106946#false} is VALID [2020-07-17 23:09:34,665 INFO L280 TraceCheckUtils]: 56: Hoare triple {106946#false} assume !!(0 == ~mode3~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,666 INFO L280 TraceCheckUtils]: 57: Hoare triple {106946#false} assume ~r3~0 % 256 < 2; {106946#false} is VALID [2020-07-17 23:09:34,666 INFO L280 TraceCheckUtils]: 58: Hoare triple {106946#false} assume !!(0 == ~ep31~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,666 INFO L280 TraceCheckUtils]: 59: Hoare triple {106946#false} assume !!(0 == ~ep32~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,666 INFO L280 TraceCheckUtils]: 60: Hoare triple {106946#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; {106946#false} is VALID [2020-07-17 23:09:34,666 INFO L280 TraceCheckUtils]: 61: Hoare triple {106946#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,666 INFO L280 TraceCheckUtils]: 62: Hoare triple {106946#false} assume ~st1~0 + ~nl1~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,667 INFO L280 TraceCheckUtils]: 63: Hoare triple {106946#false} assume ~st2~0 + ~nl2~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,667 INFO L280 TraceCheckUtils]: 64: Hoare triple {106946#false} assume ~st3~0 + ~nl3~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,667 INFO L280 TraceCheckUtils]: 65: Hoare triple {106946#false} assume !(~r1~0 % 256 >= 2); {106946#false} is VALID [2020-07-17 23:09:34,667 INFO L280 TraceCheckUtils]: 66: Hoare triple {106946#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {106946#false} is VALID [2020-07-17 23:09:34,667 INFO L280 TraceCheckUtils]: 67: Hoare triple {106946#false} assume ~r1~0 % 256 < 2; {106946#false} is VALID [2020-07-17 23:09:34,667 INFO L280 TraceCheckUtils]: 68: Hoare triple {106946#false} assume !(~r1~0 % 256 >= 2); {106946#false} is VALID [2020-07-17 23:09:34,668 INFO L280 TraceCheckUtils]: 69: Hoare triple {106946#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {106946#false} is VALID [2020-07-17 23:09:34,668 INFO L280 TraceCheckUtils]: 70: Hoare triple {106946#false} assume ~r1~0 % 256 < 2;~check__tmp~0 := 1;~__return_2019~0 := ~check__tmp~0;~main__c1~0 := ~__return_2019~0;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; {106946#false} is VALID [2020-07-17 23:09:34,668 INFO L280 TraceCheckUtils]: 71: Hoare triple {106946#false} assume !(0 == ~assert__arg~0 % 256);havoc ~node1__newmax~1;~node1__newmax~1 := 0; {106946#false} is VALID [2020-07-17 23:09:34,668 INFO L280 TraceCheckUtils]: 72: Hoare triple {106946#false} assume !(0 == ~mode1~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,668 INFO L280 TraceCheckUtils]: 73: Hoare triple {106946#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,669 INFO L280 TraceCheckUtils]: 74: Hoare triple {106946#false} assume !!(0 == ~ep21~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,669 INFO L280 TraceCheckUtils]: 75: Hoare triple {106946#false} assume !!(0 == ~ep31~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,669 INFO L280 TraceCheckUtils]: 76: Hoare triple {106946#false} ~newmax1~0 := ~node1__newmax~1; {106946#false} is VALID [2020-07-17 23:09:34,669 INFO L280 TraceCheckUtils]: 77: Hoare triple {106946#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {106946#false} is VALID [2020-07-17 23:09:34,669 INFO L280 TraceCheckUtils]: 78: Hoare triple {106946#false} assume !(0 == ~mode2~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,669 INFO L280 TraceCheckUtils]: 79: Hoare triple {106946#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,670 INFO L280 TraceCheckUtils]: 80: Hoare triple {106946#false} assume !!(0 == ~ep12~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,670 INFO L280 TraceCheckUtils]: 81: Hoare triple {106946#false} assume !!(0 == ~ep32~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,670 INFO L280 TraceCheckUtils]: 82: Hoare triple {106946#false} ~newmax2~0 := ~node2__newmax~1; {106946#false} is VALID [2020-07-17 23:09:34,670 INFO L280 TraceCheckUtils]: 83: Hoare triple {106946#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {106946#false} is VALID [2020-07-17 23:09:34,671 INFO L280 TraceCheckUtils]: 84: Hoare triple {106946#false} assume !(0 == ~mode3~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,671 INFO L280 TraceCheckUtils]: 85: Hoare triple {106946#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,671 INFO L280 TraceCheckUtils]: 86: Hoare triple {106946#false} assume !!(0 == ~ep13~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,671 INFO L280 TraceCheckUtils]: 87: Hoare triple {106946#false} assume !!(0 == ~ep23~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,672 INFO L280 TraceCheckUtils]: 88: Hoare triple {106946#false} ~newmax3~0 := ~node3__newmax~1; {106946#false} is VALID [2020-07-17 23:09:34,672 INFO L280 TraceCheckUtils]: 89: Hoare triple {106946#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {106946#false} is VALID [2020-07-17 23:09:34,672 INFO L280 TraceCheckUtils]: 90: Hoare triple {106946#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,673 INFO L280 TraceCheckUtils]: 91: Hoare triple {106946#false} assume ~st1~0 + ~nl1~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,673 INFO L280 TraceCheckUtils]: 92: Hoare triple {106946#false} assume ~st2~0 + ~nl2~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,673 INFO L280 TraceCheckUtils]: 93: Hoare triple {106946#false} assume ~st3~0 + ~nl3~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,673 INFO L280 TraceCheckUtils]: 94: Hoare triple {106946#false} assume !(~r1~0 % 256 >= 2); {106946#false} is VALID [2020-07-17 23:09:34,674 INFO L280 TraceCheckUtils]: 95: Hoare triple {106946#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {106946#false} is VALID [2020-07-17 23:09:34,674 INFO L280 TraceCheckUtils]: 96: Hoare triple {106946#false} assume ~r1~0 % 256 < 2; {106946#false} is VALID [2020-07-17 23:09:34,674 INFO L280 TraceCheckUtils]: 97: Hoare triple {106946#false} assume !(~r1~0 % 256 >= 2); {106946#false} is VALID [2020-07-17 23:09:34,674 INFO L280 TraceCheckUtils]: 98: Hoare triple {106946#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {106946#false} is VALID [2020-07-17 23:09:34,675 INFO L280 TraceCheckUtils]: 99: Hoare triple {106946#false} assume ~r1~0 % 256 < 2;~check__tmp~1 := 1;~__return_2152~0 := ~check__tmp~1;~main__c1~0 := ~__return_2152~0;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; {106946#false} is VALID [2020-07-17 23:09:34,675 INFO L280 TraceCheckUtils]: 100: Hoare triple {106946#false} assume !(0 == ~assert__arg~1 % 256);havoc ~node1__newmax~2;~node1__newmax~2 := 0; {106946#false} is VALID [2020-07-17 23:09:34,675 INFO L280 TraceCheckUtils]: 101: Hoare triple {106946#false} assume !!(0 == ~mode1~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,676 INFO L280 TraceCheckUtils]: 102: Hoare triple {106946#false} assume ~r1~0 % 256 < 2; {106946#false} is VALID [2020-07-17 23:09:34,676 INFO L280 TraceCheckUtils]: 103: Hoare triple {106946#false} assume !!(0 == ~ep12~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,676 INFO L280 TraceCheckUtils]: 104: Hoare triple {106946#false} assume !!(0 == ~ep13~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,676 INFO L280 TraceCheckUtils]: 105: Hoare triple {106946#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {106946#false} is VALID [2020-07-17 23:09:34,677 INFO L280 TraceCheckUtils]: 106: Hoare triple {106946#false} assume !!(0 == ~mode2~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,677 INFO L280 TraceCheckUtils]: 107: Hoare triple {106946#false} assume ~r2~0 % 256 < 2; {106946#false} is VALID [2020-07-17 23:09:34,677 INFO L280 TraceCheckUtils]: 108: Hoare triple {106946#false} assume !!(0 == ~ep21~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,677 INFO L280 TraceCheckUtils]: 109: Hoare triple {106946#false} assume !!(0 == ~ep23~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,677 INFO L280 TraceCheckUtils]: 110: Hoare triple {106946#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {106946#false} is VALID [2020-07-17 23:09:34,678 INFO L280 TraceCheckUtils]: 111: Hoare triple {106946#false} assume !!(0 == ~mode3~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,678 INFO L280 TraceCheckUtils]: 112: Hoare triple {106946#false} assume ~r3~0 % 256 < 2; {106946#false} is VALID [2020-07-17 23:09:34,678 INFO L280 TraceCheckUtils]: 113: Hoare triple {106946#false} assume !!(0 == ~ep31~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,679 INFO L280 TraceCheckUtils]: 114: Hoare triple {106946#false} assume !!(0 == ~ep32~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,679 INFO L280 TraceCheckUtils]: 115: Hoare triple {106946#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; {106946#false} is VALID [2020-07-17 23:09:34,679 INFO L280 TraceCheckUtils]: 116: Hoare triple {106946#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,680 INFO L280 TraceCheckUtils]: 117: Hoare triple {106946#false} assume ~st1~0 + ~nl1~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,680 INFO L280 TraceCheckUtils]: 118: Hoare triple {106946#false} assume ~st2~0 + ~nl2~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,680 INFO L280 TraceCheckUtils]: 119: Hoare triple {106946#false} assume ~st3~0 + ~nl3~0 <= 1; {106946#false} is VALID [2020-07-17 23:09:34,680 INFO L280 TraceCheckUtils]: 120: Hoare triple {106946#false} assume !(~r1~0 % 256 >= 2); {106946#false} is VALID [2020-07-17 23:09:34,681 INFO L280 TraceCheckUtils]: 121: Hoare triple {106946#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {106946#false} is VALID [2020-07-17 23:09:34,681 INFO L280 TraceCheckUtils]: 122: Hoare triple {106946#false} assume ~r1~0 % 256 < 2; {106946#false} is VALID [2020-07-17 23:09:34,681 INFO L280 TraceCheckUtils]: 123: Hoare triple {106946#false} assume !(~r1~0 % 256 >= 2); {106946#false} is VALID [2020-07-17 23:09:34,681 INFO L280 TraceCheckUtils]: 124: Hoare triple {106946#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {106946#false} is VALID [2020-07-17 23:09:34,681 INFO L280 TraceCheckUtils]: 125: Hoare triple {106946#false} assume ~r1~0 % 256 < 2;~check__tmp~2 := 1;~__return_2288~0 := ~check__tmp~2;~main__c1~0 := ~__return_2288~0;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; {106946#false} is VALID [2020-07-17 23:09:34,681 INFO L280 TraceCheckUtils]: 126: Hoare triple {106946#false} assume !(0 == ~assert__arg~2 % 256);havoc ~node1__newmax~3;~node1__newmax~3 := 0; {106946#false} is VALID [2020-07-17 23:09:34,682 INFO L280 TraceCheckUtils]: 127: Hoare triple {106946#false} assume !(0 == ~mode1~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,682 INFO L280 TraceCheckUtils]: 128: Hoare triple {106946#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,682 INFO L280 TraceCheckUtils]: 129: Hoare triple {106946#false} assume !!(0 == ~ep21~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,682 INFO L280 TraceCheckUtils]: 130: Hoare triple {106946#false} assume !!(0 == ~ep31~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,682 INFO L280 TraceCheckUtils]: 131: Hoare triple {106946#false} ~newmax1~0 := ~node1__newmax~3; {106946#false} is VALID [2020-07-17 23:09:34,683 INFO L280 TraceCheckUtils]: 132: Hoare triple {106946#false} assume 2 == ~r1~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,683 INFO L280 TraceCheckUtils]: 133: Hoare triple {106946#false} assume ~max1~0 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {106946#false} is VALID [2020-07-17 23:09:34,683 INFO L280 TraceCheckUtils]: 134: Hoare triple {106946#false} assume !(0 == ~mode2~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,683 INFO L280 TraceCheckUtils]: 135: Hoare triple {106946#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,683 INFO L280 TraceCheckUtils]: 136: Hoare triple {106946#false} assume !!(0 == ~ep12~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,683 INFO L280 TraceCheckUtils]: 137: Hoare triple {106946#false} assume !!(0 == ~ep32~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,684 INFO L280 TraceCheckUtils]: 138: Hoare triple {106946#false} ~newmax2~0 := ~node2__newmax~3; {106946#false} is VALID [2020-07-17 23:09:34,684 INFO L280 TraceCheckUtils]: 139: Hoare triple {106946#false} assume 2 == ~r2~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,684 INFO L280 TraceCheckUtils]: 140: Hoare triple {106946#false} assume ~max2~0 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {106946#false} is VALID [2020-07-17 23:09:34,684 INFO L280 TraceCheckUtils]: 141: Hoare triple {106946#false} assume !(0 == ~mode3~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,684 INFO L280 TraceCheckUtils]: 142: Hoare triple {106946#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,685 INFO L280 TraceCheckUtils]: 143: Hoare triple {106946#false} assume !!(0 == ~ep13~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,685 INFO L280 TraceCheckUtils]: 144: Hoare triple {106946#false} assume !!(0 == ~ep23~0 % 256); {106946#false} is VALID [2020-07-17 23:09:34,685 INFO L280 TraceCheckUtils]: 145: Hoare triple {106946#false} ~newmax3~0 := ~node3__newmax~3; {106946#false} is VALID [2020-07-17 23:09:34,686 INFO L280 TraceCheckUtils]: 146: Hoare triple {106946#false} assume 2 == ~r3~0 % 256; {106946#false} is VALID [2020-07-17 23:09:34,686 INFO L280 TraceCheckUtils]: 147: Hoare triple {106946#false} assume ~max3~0 == ~id3~0;~st3~0 := 1;~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; {106946#false} is VALID [2020-07-17 23:09:34,686 INFO L280 TraceCheckUtils]: 148: Hoare triple {106946#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0;~__return_3084~0 := ~check__tmp~3;~main__c1~0 := ~__return_3084~0;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; {106946#false} is VALID [2020-07-17 23:09:34,686 INFO L280 TraceCheckUtils]: 149: Hoare triple {106946#false} assume 0 == ~assert__arg~3 % 256; {106946#false} is VALID [2020-07-17 23:09:34,687 INFO L280 TraceCheckUtils]: 150: Hoare triple {106946#false} assume !false; {106946#false} is VALID [2020-07-17 23:09:34,715 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 23:09:34,715 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377203975] [2020-07-17 23:09:34,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:09:34,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 23:09:34,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772967321] [2020-07-17 23:09:34,717 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 151 [2020-07-17 23:09:34,718 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:09:34,718 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 23:09:34,939 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 23:09:34,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 23:09:34,940 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:09:34,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 23:09:34,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 23:09:34,941 INFO L87 Difference]: Start difference. First operand 6451 states and 9243 transitions. Second operand 4 states. [2020-07-17 23:10:38,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:10:38,886 INFO L93 Difference]: Finished difference Result 19159 states and 27425 transitions. [2020-07-17 23:10:38,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-17 23:10:38,886 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 151 [2020-07-17 23:10:38,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:10:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:10:38,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1746 transitions. [2020-07-17 23:10:38,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 23:10:38,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1746 transitions. [2020-07-17 23:10:38,899 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1746 transitions. [2020-07-17 23:10:41,749 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1746 edges. 1746 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:10:50,532 INFO L225 Difference]: With dead ends: 19159 [2020-07-17 23:10:50,533 INFO L226 Difference]: Without dead ends: 12824 [2020-07-17 23:10:50,544 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 23:10:50,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12824 states. [2020-07-17 23:11:08,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12824 to 6463. [2020-07-17 23:11:08,471 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:11:08,472 INFO L82 GeneralOperation]: Start isEquivalent. First operand 12824 states. Second operand 6463 states. [2020-07-17 23:11:08,472 INFO L74 IsIncluded]: Start isIncluded. First operand 12824 states. Second operand 6463 states. [2020-07-17 23:11:08,472 INFO L87 Difference]: Start difference. First operand 12824 states. Second operand 6463 states. [2020-07-17 23:11:14,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:11:14,869 INFO L93 Difference]: Finished difference Result 12824 states and 18354 transitions. [2020-07-17 23:11:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 12824 states and 18354 transitions. [2020-07-17 23:11:14,886 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:11:14,886 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:11:14,886 INFO L74 IsIncluded]: Start isIncluded. First operand 6463 states. Second operand 12824 states. [2020-07-17 23:11:14,886 INFO L87 Difference]: Start difference. First operand 6463 states. Second operand 12824 states. [2020-07-17 23:11:20,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:11:20,963 INFO L93 Difference]: Finished difference Result 12824 states and 18354 transitions. [2020-07-17 23:11:20,963 INFO L276 IsEmpty]: Start isEmpty. Operand 12824 states and 18354 transitions. [2020-07-17 23:11:20,975 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:11:20,975 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:11:20,976 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:11:20,976 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:11:20,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6463 states. [2020-07-17 23:11:22,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6463 states to 6463 states and 9255 transitions. [2020-07-17 23:11:22,998 INFO L78 Accepts]: Start accepts. Automaton has 6463 states and 9255 transitions. Word has length 151 [2020-07-17 23:11:22,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:11:22,999 INFO L479 AbstractCegarLoop]: Abstraction has 6463 states and 9255 transitions. [2020-07-17 23:11:22,999 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 23:11:22,999 INFO L276 IsEmpty]: Start isEmpty. Operand 6463 states and 9255 transitions. [2020-07-17 23:11:23,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-07-17 23:11:23,005 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:11:23,006 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 23:11:23,006 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-17 23:11:23,006 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:11:23,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:11:23,007 INFO L82 PathProgramCache]: Analyzing trace with hash -22670587, now seen corresponding path program 1 times [2020-07-17 23:11:23,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:11:23,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169986599] [2020-07-17 23:11:23,007 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:11:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:11:23,567 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 23:11:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:11:23,611 INFO L280 TraceCheckUtils]: 0: Hoare triple {166063#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {166056#true} is VALID [2020-07-17 23:11:23,612 INFO L280 TraceCheckUtils]: 1: Hoare triple {166056#true} assume true; {166056#true} is VALID [2020-07-17 23:11:23,612 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {166056#true} {166056#true} #1701#return; {166056#true} is VALID [2020-07-17 23:11:23,616 INFO L263 TraceCheckUtils]: 0: Hoare triple {166056#true} call ULTIMATE.init(); {166063#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:11:23,616 INFO L280 TraceCheckUtils]: 1: Hoare triple {166063#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {166056#true} is VALID [2020-07-17 23:11:23,616 INFO L280 TraceCheckUtils]: 2: Hoare triple {166056#true} assume true; {166056#true} is VALID [2020-07-17 23:11:23,616 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {166056#true} {166056#true} #1701#return; {166056#true} is VALID [2020-07-17 23:11:23,617 INFO L263 TraceCheckUtils]: 4: Hoare triple {166056#true} call #t~ret30 := main(); {166056#true} is VALID [2020-07-17 23:11:23,619 INFO L280 TraceCheckUtils]: 5: Hoare triple {166056#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;~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;~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;~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; {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,619 INFO L280 TraceCheckUtils]: 6: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r121~0 % 256); {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,620 INFO L280 TraceCheckUtils]: 7: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,621 INFO L280 TraceCheckUtils]: 8: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,624 INFO L280 TraceCheckUtils]: 9: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r131~0 % 256); {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,625 INFO L280 TraceCheckUtils]: 10: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,625 INFO L280 TraceCheckUtils]: 11: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,631 INFO L280 TraceCheckUtils]: 12: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r211~0 % 256); {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,631 INFO L280 TraceCheckUtils]: 13: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r231~0 % 256);~init__tmp___1~0 := 0; {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,632 INFO L280 TraceCheckUtils]: 14: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,632 INFO L280 TraceCheckUtils]: 15: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r231~0 % 256); {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,633 INFO L280 TraceCheckUtils]: 16: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r211~0 % 256);~init__tmp___2~0 := 0; {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,636 INFO L280 TraceCheckUtils]: 17: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {166061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-17 23:11:23,637 INFO L280 TraceCheckUtils]: 18: Hoare triple {166061#(= ~ep31~0 main_~init__r311~0)} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,638 INFO L280 TraceCheckUtils]: 19: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,639 INFO L280 TraceCheckUtils]: 20: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,639 INFO L280 TraceCheckUtils]: 21: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,640 INFO L280 TraceCheckUtils]: 22: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 != ~id2~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,640 INFO L280 TraceCheckUtils]: 23: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 != ~id3~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,641 INFO L280 TraceCheckUtils]: 24: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id2~0 != ~id3~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,641 INFO L280 TraceCheckUtils]: 25: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 >= 0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,642 INFO L280 TraceCheckUtils]: 26: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id2~0 >= 0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,642 INFO L280 TraceCheckUtils]: 27: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id3~0 >= 0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,643 INFO L280 TraceCheckUtils]: 28: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r1~0 % 256; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,644 INFO L280 TraceCheckUtils]: 29: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r2~0 % 256; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,644 INFO L280 TraceCheckUtils]: 30: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r3~0 % 256; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,645 INFO L280 TraceCheckUtils]: 31: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max1~0 == ~id1~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,647 INFO L280 TraceCheckUtils]: 32: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max2~0 == ~id2~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,651 INFO L280 TraceCheckUtils]: 33: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max3~0 == ~id3~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,655 INFO L280 TraceCheckUtils]: 34: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st1~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,656 INFO L280 TraceCheckUtils]: 35: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st2~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,657 INFO L280 TraceCheckUtils]: 36: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st3~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,658 INFO L280 TraceCheckUtils]: 37: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl1~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,659 INFO L280 TraceCheckUtils]: 38: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl2~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,660 INFO L280 TraceCheckUtils]: 39: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl3~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,661 INFO L280 TraceCheckUtils]: 40: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode1~0 % 256; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,662 INFO L280 TraceCheckUtils]: 41: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode2~0 % 256; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,663 INFO L280 TraceCheckUtils]: 42: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode3~0 % 256; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,664 INFO L280 TraceCheckUtils]: 43: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax1~0 % 256); {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,665 INFO L280 TraceCheckUtils]: 44: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax2~0 % 256); {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,666 INFO L280 TraceCheckUtils]: 45: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1873~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1873~0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,666 INFO L280 TraceCheckUtils]: 46: Hoare triple {166062#(<= (+ (* 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;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,667 INFO L280 TraceCheckUtils]: 47: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode1~0 % 256); {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,668 INFO L280 TraceCheckUtils]: 48: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r1~0 % 256 < 2; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,669 INFO L280 TraceCheckUtils]: 49: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep12~0 % 256); {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,670 INFO L280 TraceCheckUtils]: 50: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep13~0 % 256); {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,671 INFO L280 TraceCheckUtils]: 51: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,672 INFO L280 TraceCheckUtils]: 52: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode2~0 % 256); {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,673 INFO L280 TraceCheckUtils]: 53: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r2~0 % 256 < 2; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,674 INFO L280 TraceCheckUtils]: 54: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep21~0 % 256); {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,675 INFO L280 TraceCheckUtils]: 55: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep23~0 % 256); {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,676 INFO L280 TraceCheckUtils]: 56: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,677 INFO L280 TraceCheckUtils]: 57: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode3~0 % 256); {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,678 INFO L280 TraceCheckUtils]: 58: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r3~0 % 256 < 2; {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-17 23:11:23,679 INFO L280 TraceCheckUtils]: 59: Hoare triple {166062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep31~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,680 INFO L280 TraceCheckUtils]: 60: Hoare triple {166057#false} assume !!(0 == ~ep32~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,680 INFO L280 TraceCheckUtils]: 61: Hoare triple {166057#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; {166057#false} is VALID [2020-07-17 23:11:23,680 INFO L280 TraceCheckUtils]: 62: Hoare triple {166057#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,680 INFO L280 TraceCheckUtils]: 63: Hoare triple {166057#false} assume ~st1~0 + ~nl1~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,681 INFO L280 TraceCheckUtils]: 64: Hoare triple {166057#false} assume ~st2~0 + ~nl2~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,681 INFO L280 TraceCheckUtils]: 65: Hoare triple {166057#false} assume ~st3~0 + ~nl3~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,681 INFO L280 TraceCheckUtils]: 66: Hoare triple {166057#false} assume !(~r1~0 % 256 >= 2); {166057#false} is VALID [2020-07-17 23:11:23,681 INFO L280 TraceCheckUtils]: 67: Hoare triple {166057#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {166057#false} is VALID [2020-07-17 23:11:23,681 INFO L280 TraceCheckUtils]: 68: Hoare triple {166057#false} assume ~r1~0 % 256 < 2; {166057#false} is VALID [2020-07-17 23:11:23,681 INFO L280 TraceCheckUtils]: 69: Hoare triple {166057#false} assume !(~r1~0 % 256 >= 2); {166057#false} is VALID [2020-07-17 23:11:23,682 INFO L280 TraceCheckUtils]: 70: Hoare triple {166057#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {166057#false} is VALID [2020-07-17 23:11:23,682 INFO L280 TraceCheckUtils]: 71: Hoare triple {166057#false} assume ~r1~0 % 256 < 2;~check__tmp~0 := 1;~__return_2019~0 := ~check__tmp~0;~main__c1~0 := ~__return_2019~0;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; {166057#false} is VALID [2020-07-17 23:11:23,682 INFO L280 TraceCheckUtils]: 72: Hoare triple {166057#false} assume !(0 == ~assert__arg~0 % 256);havoc ~node1__newmax~1;~node1__newmax~1 := 0; {166057#false} is VALID [2020-07-17 23:11:23,682 INFO L280 TraceCheckUtils]: 73: Hoare triple {166057#false} assume !(0 == ~mode1~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,682 INFO L280 TraceCheckUtils]: 74: Hoare triple {166057#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {166057#false} is VALID [2020-07-17 23:11:23,682 INFO L280 TraceCheckUtils]: 75: Hoare triple {166057#false} assume !!(0 == ~ep21~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,683 INFO L280 TraceCheckUtils]: 76: Hoare triple {166057#false} assume !!(0 == ~ep31~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,683 INFO L280 TraceCheckUtils]: 77: Hoare triple {166057#false} ~newmax1~0 := ~node1__newmax~1; {166057#false} is VALID [2020-07-17 23:11:23,683 INFO L280 TraceCheckUtils]: 78: Hoare triple {166057#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {166057#false} is VALID [2020-07-17 23:11:23,683 INFO L280 TraceCheckUtils]: 79: Hoare triple {166057#false} assume !(0 == ~mode2~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,683 INFO L280 TraceCheckUtils]: 80: Hoare triple {166057#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {166057#false} is VALID [2020-07-17 23:11:23,684 INFO L280 TraceCheckUtils]: 81: Hoare triple {166057#false} assume !!(0 == ~ep12~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,684 INFO L280 TraceCheckUtils]: 82: Hoare triple {166057#false} assume !!(0 == ~ep32~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,684 INFO L280 TraceCheckUtils]: 83: Hoare triple {166057#false} ~newmax2~0 := ~node2__newmax~1; {166057#false} is VALID [2020-07-17 23:11:23,684 INFO L280 TraceCheckUtils]: 84: Hoare triple {166057#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {166057#false} is VALID [2020-07-17 23:11:23,684 INFO L280 TraceCheckUtils]: 85: Hoare triple {166057#false} assume !(0 == ~mode3~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,685 INFO L280 TraceCheckUtils]: 86: Hoare triple {166057#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {166057#false} is VALID [2020-07-17 23:11:23,685 INFO L280 TraceCheckUtils]: 87: Hoare triple {166057#false} assume !!(0 == ~ep13~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,685 INFO L280 TraceCheckUtils]: 88: Hoare triple {166057#false} assume !!(0 == ~ep23~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,685 INFO L280 TraceCheckUtils]: 89: Hoare triple {166057#false} ~newmax3~0 := ~node3__newmax~1; {166057#false} is VALID [2020-07-17 23:11:23,685 INFO L280 TraceCheckUtils]: 90: Hoare triple {166057#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {166057#false} is VALID [2020-07-17 23:11:23,685 INFO L280 TraceCheckUtils]: 91: Hoare triple {166057#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,686 INFO L280 TraceCheckUtils]: 92: Hoare triple {166057#false} assume ~st1~0 + ~nl1~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,686 INFO L280 TraceCheckUtils]: 93: Hoare triple {166057#false} assume ~st2~0 + ~nl2~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,686 INFO L280 TraceCheckUtils]: 94: Hoare triple {166057#false} assume ~st3~0 + ~nl3~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,686 INFO L280 TraceCheckUtils]: 95: Hoare triple {166057#false} assume !(~r1~0 % 256 >= 2); {166057#false} is VALID [2020-07-17 23:11:23,686 INFO L280 TraceCheckUtils]: 96: Hoare triple {166057#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {166057#false} is VALID [2020-07-17 23:11:23,686 INFO L280 TraceCheckUtils]: 97: Hoare triple {166057#false} assume ~r1~0 % 256 < 2; {166057#false} is VALID [2020-07-17 23:11:23,687 INFO L280 TraceCheckUtils]: 98: Hoare triple {166057#false} assume !(~r1~0 % 256 >= 2); {166057#false} is VALID [2020-07-17 23:11:23,687 INFO L280 TraceCheckUtils]: 99: Hoare triple {166057#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {166057#false} is VALID [2020-07-17 23:11:23,687 INFO L280 TraceCheckUtils]: 100: Hoare triple {166057#false} assume ~r1~0 % 256 < 2;~check__tmp~1 := 1;~__return_2152~0 := ~check__tmp~1;~main__c1~0 := ~__return_2152~0;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; {166057#false} is VALID [2020-07-17 23:11:23,687 INFO L280 TraceCheckUtils]: 101: Hoare triple {166057#false} assume !(0 == ~assert__arg~1 % 256);havoc ~node1__newmax~2;~node1__newmax~2 := 0; {166057#false} is VALID [2020-07-17 23:11:23,687 INFO L280 TraceCheckUtils]: 102: Hoare triple {166057#false} assume !!(0 == ~mode1~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,688 INFO L280 TraceCheckUtils]: 103: Hoare triple {166057#false} assume ~r1~0 % 256 < 2; {166057#false} is VALID [2020-07-17 23:11:23,688 INFO L280 TraceCheckUtils]: 104: Hoare triple {166057#false} assume !!(0 == ~ep12~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,688 INFO L280 TraceCheckUtils]: 105: Hoare triple {166057#false} assume !!(0 == ~ep13~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,688 INFO L280 TraceCheckUtils]: 106: Hoare triple {166057#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {166057#false} is VALID [2020-07-17 23:11:23,688 INFO L280 TraceCheckUtils]: 107: Hoare triple {166057#false} assume !!(0 == ~mode2~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,689 INFO L280 TraceCheckUtils]: 108: Hoare triple {166057#false} assume ~r2~0 % 256 < 2; {166057#false} is VALID [2020-07-17 23:11:23,689 INFO L280 TraceCheckUtils]: 109: Hoare triple {166057#false} assume !!(0 == ~ep21~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,689 INFO L280 TraceCheckUtils]: 110: Hoare triple {166057#false} assume !!(0 == ~ep23~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,689 INFO L280 TraceCheckUtils]: 111: Hoare triple {166057#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {166057#false} is VALID [2020-07-17 23:11:23,689 INFO L280 TraceCheckUtils]: 112: Hoare triple {166057#false} assume !!(0 == ~mode3~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,689 INFO L280 TraceCheckUtils]: 113: Hoare triple {166057#false} assume ~r3~0 % 256 < 2; {166057#false} is VALID [2020-07-17 23:11:23,690 INFO L280 TraceCheckUtils]: 114: Hoare triple {166057#false} assume !!(0 == ~ep31~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,690 INFO L280 TraceCheckUtils]: 115: Hoare triple {166057#false} assume !!(0 == ~ep32~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,690 INFO L280 TraceCheckUtils]: 116: Hoare triple {166057#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; {166057#false} is VALID [2020-07-17 23:11:23,690 INFO L280 TraceCheckUtils]: 117: Hoare triple {166057#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,690 INFO L280 TraceCheckUtils]: 118: Hoare triple {166057#false} assume ~st1~0 + ~nl1~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,691 INFO L280 TraceCheckUtils]: 119: Hoare triple {166057#false} assume ~st2~0 + ~nl2~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,691 INFO L280 TraceCheckUtils]: 120: Hoare triple {166057#false} assume ~st3~0 + ~nl3~0 <= 1; {166057#false} is VALID [2020-07-17 23:11:23,691 INFO L280 TraceCheckUtils]: 121: Hoare triple {166057#false} assume !(~r1~0 % 256 >= 2); {166057#false} is VALID [2020-07-17 23:11:23,691 INFO L280 TraceCheckUtils]: 122: Hoare triple {166057#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {166057#false} is VALID [2020-07-17 23:11:23,691 INFO L280 TraceCheckUtils]: 123: Hoare triple {166057#false} assume ~r1~0 % 256 < 2; {166057#false} is VALID [2020-07-17 23:11:23,692 INFO L280 TraceCheckUtils]: 124: Hoare triple {166057#false} assume !(~r1~0 % 256 >= 2); {166057#false} is VALID [2020-07-17 23:11:23,692 INFO L280 TraceCheckUtils]: 125: Hoare triple {166057#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {166057#false} is VALID [2020-07-17 23:11:23,692 INFO L280 TraceCheckUtils]: 126: Hoare triple {166057#false} assume ~r1~0 % 256 < 2;~check__tmp~2 := 1;~__return_2288~0 := ~check__tmp~2;~main__c1~0 := ~__return_2288~0;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; {166057#false} is VALID [2020-07-17 23:11:23,692 INFO L280 TraceCheckUtils]: 127: Hoare triple {166057#false} assume !(0 == ~assert__arg~2 % 256);havoc ~node1__newmax~3;~node1__newmax~3 := 0; {166057#false} is VALID [2020-07-17 23:11:23,692 INFO L280 TraceCheckUtils]: 128: Hoare triple {166057#false} assume !(0 == ~mode1~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,692 INFO L280 TraceCheckUtils]: 129: Hoare triple {166057#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {166057#false} is VALID [2020-07-17 23:11:23,693 INFO L280 TraceCheckUtils]: 130: Hoare triple {166057#false} assume !!(0 == ~ep21~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,693 INFO L280 TraceCheckUtils]: 131: Hoare triple {166057#false} assume !!(0 == ~ep31~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,693 INFO L280 TraceCheckUtils]: 132: Hoare triple {166057#false} ~newmax1~0 := ~node1__newmax~3; {166057#false} is VALID [2020-07-17 23:11:23,693 INFO L280 TraceCheckUtils]: 133: Hoare triple {166057#false} assume 2 == ~r1~0 % 256; {166057#false} is VALID [2020-07-17 23:11:23,693 INFO L280 TraceCheckUtils]: 134: Hoare triple {166057#false} assume ~max1~0 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {166057#false} is VALID [2020-07-17 23:11:23,694 INFO L280 TraceCheckUtils]: 135: Hoare triple {166057#false} assume !(0 == ~mode2~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,694 INFO L280 TraceCheckUtils]: 136: Hoare triple {166057#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {166057#false} is VALID [2020-07-17 23:11:23,694 INFO L280 TraceCheckUtils]: 137: Hoare triple {166057#false} assume !!(0 == ~ep12~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,694 INFO L280 TraceCheckUtils]: 138: Hoare triple {166057#false} assume !!(0 == ~ep32~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,694 INFO L280 TraceCheckUtils]: 139: Hoare triple {166057#false} ~newmax2~0 := ~node2__newmax~3; {166057#false} is VALID [2020-07-17 23:11:23,694 INFO L280 TraceCheckUtils]: 140: Hoare triple {166057#false} assume 2 == ~r2~0 % 256; {166057#false} is VALID [2020-07-17 23:11:23,695 INFO L280 TraceCheckUtils]: 141: Hoare triple {166057#false} assume ~max2~0 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {166057#false} is VALID [2020-07-17 23:11:23,695 INFO L280 TraceCheckUtils]: 142: Hoare triple {166057#false} assume !(0 == ~mode3~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,695 INFO L280 TraceCheckUtils]: 143: Hoare triple {166057#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {166057#false} is VALID [2020-07-17 23:11:23,695 INFO L280 TraceCheckUtils]: 144: Hoare triple {166057#false} assume !!(0 == ~ep13~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,695 INFO L280 TraceCheckUtils]: 145: Hoare triple {166057#false} assume !!(0 == ~ep23~0 % 256); {166057#false} is VALID [2020-07-17 23:11:23,695 INFO L280 TraceCheckUtils]: 146: Hoare triple {166057#false} ~newmax3~0 := ~node3__newmax~3; {166057#false} is VALID [2020-07-17 23:11:23,696 INFO L280 TraceCheckUtils]: 147: Hoare triple {166057#false} assume 2 == ~r3~0 % 256; {166057#false} is VALID [2020-07-17 23:11:23,696 INFO L280 TraceCheckUtils]: 148: Hoare triple {166057#false} assume ~max3~0 == ~id3~0;~st3~0 := 1;~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; {166057#false} is VALID [2020-07-17 23:11:23,696 INFO L280 TraceCheckUtils]: 149: Hoare triple {166057#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0;~__return_3084~0 := ~check__tmp~3;~main__c1~0 := ~__return_3084~0;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; {166057#false} is VALID [2020-07-17 23:11:23,696 INFO L280 TraceCheckUtils]: 150: Hoare triple {166057#false} assume 0 == ~assert__arg~3 % 256; {166057#false} is VALID [2020-07-17 23:11:23,696 INFO L280 TraceCheckUtils]: 151: Hoare triple {166057#false} assume !false; {166057#false} is VALID [2020-07-17 23:11:23,728 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 23:11:23,728 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169986599] [2020-07-17 23:11:23,729 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:11:23,729 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 23:11:23,729 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619783723] [2020-07-17 23:11:23,730 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 152 [2020-07-17 23:11:23,730 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:11:23,730 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 23:11:23,980 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 23:11:23,980 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 23:11:23,980 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:11:23,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 23:11:23,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:11:23,981 INFO L87 Difference]: Start difference. First operand 6463 states and 9255 transitions. Second operand 5 states. [2020-07-17 23:12:20,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:12:20,992 INFO L93 Difference]: Finished difference Result 17409 states and 24785 transitions. [2020-07-17 23:12:20,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:12:20,992 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 152 [2020-07-17 23:12:20,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:12:20,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:12:20,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1711 transitions. [2020-07-17 23:12:20,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:12:21,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1711 transitions. [2020-07-17 23:12:21,003 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1711 transitions. [2020-07-17 23:12:24,002 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1711 edges. 1711 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:12:30,469 INFO L225 Difference]: With dead ends: 17409 [2020-07-17 23:12:30,469 INFO L226 Difference]: Without dead ends: 11072 [2020-07-17 23:12:30,477 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 23:12:30,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11072 states. [2020-07-17 23:12:58,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11072 to 11041. [2020-07-17 23:12:58,859 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:12:58,859 INFO L82 GeneralOperation]: Start isEquivalent. First operand 11072 states. Second operand 11041 states. [2020-07-17 23:12:58,859 INFO L74 IsIncluded]: Start isIncluded. First operand 11072 states. Second operand 11041 states. [2020-07-17 23:12:58,859 INFO L87 Difference]: Start difference. First operand 11072 states. Second operand 11041 states. [2020-07-17 23:13:02,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:13:02,662 INFO L93 Difference]: Finished difference Result 11072 states and 15570 transitions. [2020-07-17 23:13:02,662 INFO L276 IsEmpty]: Start isEmpty. Operand 11072 states and 15570 transitions. [2020-07-17 23:13:02,669 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:13:02,669 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:13:02,669 INFO L74 IsIncluded]: Start isIncluded. First operand 11041 states. Second operand 11072 states. [2020-07-17 23:13:02,669 INFO L87 Difference]: Start difference. First operand 11041 states. Second operand 11072 states. [2020-07-17 23:13:07,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:13:07,028 INFO L93 Difference]: Finished difference Result 11072 states and 15570 transitions. [2020-07-17 23:13:07,028 INFO L276 IsEmpty]: Start isEmpty. Operand 11072 states and 15570 transitions. [2020-07-17 23:13:07,036 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:13:07,037 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:13:07,037 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:13:07,037 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:13:07,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11041 states. [2020-07-17 23:13:13,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11041 states to 11041 states and 15539 transitions. [2020-07-17 23:13:13,608 INFO L78 Accepts]: Start accepts. Automaton has 11041 states and 15539 transitions. Word has length 152 [2020-07-17 23:13:13,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:13:13,609 INFO L479 AbstractCegarLoop]: Abstraction has 11041 states and 15539 transitions. [2020-07-17 23:13:13,609 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 23:13:13,609 INFO L276 IsEmpty]: Start isEmpty. Operand 11041 states and 15539 transitions. [2020-07-17 23:13:13,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-17 23:13:13,677 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:13:13,678 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 23:13:13,678 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-17 23:13:13,678 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:13:13,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:13:13,679 INFO L82 PathProgramCache]: Analyzing trace with hash 953495673, now seen corresponding path program 1 times [2020-07-17 23:13:13,680 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:13:13,680 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464417757] [2020-07-17 23:13:13,680 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:13:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:13:14,166 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 23:13:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:13:14,217 INFO L280 TraceCheckUtils]: 0: Hoare triple {225319#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {225312#true} is VALID [2020-07-17 23:13:14,217 INFO L280 TraceCheckUtils]: 1: Hoare triple {225312#true} assume true; {225312#true} is VALID [2020-07-17 23:13:14,217 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {225312#true} {225312#true} #1701#return; {225312#true} is VALID [2020-07-17 23:13:14,226 INFO L263 TraceCheckUtils]: 0: Hoare triple {225312#true} call ULTIMATE.init(); {225319#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:13:14,226 INFO L280 TraceCheckUtils]: 1: Hoare triple {225319#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {225312#true} is VALID [2020-07-17 23:13:14,226 INFO L280 TraceCheckUtils]: 2: Hoare triple {225312#true} assume true; {225312#true} is VALID [2020-07-17 23:13:14,227 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {225312#true} {225312#true} #1701#return; {225312#true} is VALID [2020-07-17 23:13:14,227 INFO L263 TraceCheckUtils]: 4: Hoare triple {225312#true} call #t~ret30 := main(); {225312#true} is VALID [2020-07-17 23:13:14,231 INFO L280 TraceCheckUtils]: 5: Hoare triple {225312#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;~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;~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;~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; {225317#(= ~ep13~0 main_~init__r131~0)} is VALID [2020-07-17 23:13:14,237 INFO L280 TraceCheckUtils]: 6: Hoare triple {225317#(= ~ep13~0 main_~init__r131~0)} assume !!(0 == ~init__r121~0 % 256); {225317#(= ~ep13~0 main_~init__r131~0)} is VALID [2020-07-17 23:13:14,243 INFO L280 TraceCheckUtils]: 7: Hoare triple {225317#(= ~ep13~0 main_~init__r131~0)} assume !(0 == ~init__r131~0 % 256); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,244 INFO L280 TraceCheckUtils]: 8: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~ep32~0 % 256);~init__tmp~0 := 0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,250 INFO L280 TraceCheckUtils]: 9: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,251 INFO L280 TraceCheckUtils]: 10: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,252 INFO L280 TraceCheckUtils]: 11: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,252 INFO L280 TraceCheckUtils]: 12: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~init__r211~0 % 256); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,253 INFO L280 TraceCheckUtils]: 13: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~init__r231~0 % 256);~init__tmp___1~0 := 0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,254 INFO L280 TraceCheckUtils]: 14: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,255 INFO L280 TraceCheckUtils]: 15: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~init__r231~0 % 256); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,256 INFO L280 TraceCheckUtils]: 16: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~init__r211~0 % 256);~init__tmp___2~0 := 0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,257 INFO L280 TraceCheckUtils]: 17: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,258 INFO L280 TraceCheckUtils]: 18: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~init__r311~0 % 256); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,259 INFO L280 TraceCheckUtils]: 19: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~init__r321~0 % 256);~init__tmp___3~0 := 0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,260 INFO L280 TraceCheckUtils]: 20: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,260 INFO L280 TraceCheckUtils]: 21: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~init__r321~0 % 256); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,261 INFO L280 TraceCheckUtils]: 22: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~init__r311~0 % 256);~init__tmp___4~0 := 0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,262 INFO L280 TraceCheckUtils]: 23: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,263 INFO L280 TraceCheckUtils]: 24: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume ~id1~0 != ~id2~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,263 INFO L280 TraceCheckUtils]: 25: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume ~id1~0 != ~id3~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,264 INFO L280 TraceCheckUtils]: 26: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume ~id2~0 != ~id3~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,272 INFO L280 TraceCheckUtils]: 27: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume ~id1~0 >= 0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,273 INFO L280 TraceCheckUtils]: 28: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume ~id2~0 >= 0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,274 INFO L280 TraceCheckUtils]: 29: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume ~id3~0 >= 0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,275 INFO L280 TraceCheckUtils]: 30: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~r1~0 % 256; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,275 INFO L280 TraceCheckUtils]: 31: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~r2~0 % 256; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,276 INFO L280 TraceCheckUtils]: 32: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~r3~0 % 256; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,277 INFO L280 TraceCheckUtils]: 33: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume ~max1~0 == ~id1~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,278 INFO L280 TraceCheckUtils]: 34: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume ~max2~0 == ~id2~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,279 INFO L280 TraceCheckUtils]: 35: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume ~max3~0 == ~id3~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,280 INFO L280 TraceCheckUtils]: 36: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~st1~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,281 INFO L280 TraceCheckUtils]: 37: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~st2~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,282 INFO L280 TraceCheckUtils]: 38: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~st3~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,283 INFO L280 TraceCheckUtils]: 39: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~nl1~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,284 INFO L280 TraceCheckUtils]: 40: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~nl2~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,285 INFO L280 TraceCheckUtils]: 41: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~nl3~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,285 INFO L280 TraceCheckUtils]: 42: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~mode1~0 % 256; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,286 INFO L280 TraceCheckUtils]: 43: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~mode2~0 % 256; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,287 INFO L280 TraceCheckUtils]: 44: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume 0 == ~mode3~0 % 256; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,287 INFO L280 TraceCheckUtils]: 45: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !(0 == ~newmax1~0 % 256); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,288 INFO L280 TraceCheckUtils]: 46: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !(0 == ~newmax2~0 % 256); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,289 INFO L280 TraceCheckUtils]: 47: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1873~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1873~0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,290 INFO L280 TraceCheckUtils]: 48: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} 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;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,291 INFO L280 TraceCheckUtils]: 49: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~mode1~0 % 256); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,293 INFO L280 TraceCheckUtils]: 50: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume ~r1~0 % 256 < 2; {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,295 INFO L280 TraceCheckUtils]: 51: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~ep12~0 % 256); {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} is VALID [2020-07-17 23:13:14,296 INFO L280 TraceCheckUtils]: 52: Hoare triple {225318#(<= (+ (* 256 (div ~ep13~0 256)) 1) ~ep13~0)} assume !!(0 == ~ep13~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,297 INFO L280 TraceCheckUtils]: 53: Hoare triple {225313#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {225313#false} is VALID [2020-07-17 23:13:14,297 INFO L280 TraceCheckUtils]: 54: Hoare triple {225313#false} assume !!(0 == ~mode2~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,297 INFO L280 TraceCheckUtils]: 55: Hoare triple {225313#false} assume ~r2~0 % 256 < 2; {225313#false} is VALID [2020-07-17 23:13:14,297 INFO L280 TraceCheckUtils]: 56: Hoare triple {225313#false} assume !!(0 == ~ep21~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,298 INFO L280 TraceCheckUtils]: 57: Hoare triple {225313#false} assume !!(0 == ~ep23~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,298 INFO L280 TraceCheckUtils]: 58: Hoare triple {225313#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {225313#false} is VALID [2020-07-17 23:13:14,298 INFO L280 TraceCheckUtils]: 59: Hoare triple {225313#false} assume !!(0 == ~mode3~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,298 INFO L280 TraceCheckUtils]: 60: Hoare triple {225313#false} assume ~r3~0 % 256 < 2; {225313#false} is VALID [2020-07-17 23:13:14,298 INFO L280 TraceCheckUtils]: 61: Hoare triple {225313#false} assume !!(0 == ~ep31~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,299 INFO L280 TraceCheckUtils]: 62: Hoare triple {225313#false} assume !!(0 == ~ep32~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,299 INFO L280 TraceCheckUtils]: 63: Hoare triple {225313#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; {225313#false} is VALID [2020-07-17 23:13:14,299 INFO L280 TraceCheckUtils]: 64: Hoare triple {225313#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,299 INFO L280 TraceCheckUtils]: 65: Hoare triple {225313#false} assume ~st1~0 + ~nl1~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,299 INFO L280 TraceCheckUtils]: 66: Hoare triple {225313#false} assume ~st2~0 + ~nl2~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,300 INFO L280 TraceCheckUtils]: 67: Hoare triple {225313#false} assume ~st3~0 + ~nl3~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,300 INFO L280 TraceCheckUtils]: 68: Hoare triple {225313#false} assume !(~r1~0 % 256 >= 2); {225313#false} is VALID [2020-07-17 23:13:14,300 INFO L280 TraceCheckUtils]: 69: Hoare triple {225313#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {225313#false} is VALID [2020-07-17 23:13:14,300 INFO L280 TraceCheckUtils]: 70: Hoare triple {225313#false} assume ~r1~0 % 256 < 2; {225313#false} is VALID [2020-07-17 23:13:14,300 INFO L280 TraceCheckUtils]: 71: Hoare triple {225313#false} assume !(~r1~0 % 256 >= 2); {225313#false} is VALID [2020-07-17 23:13:14,301 INFO L280 TraceCheckUtils]: 72: Hoare triple {225313#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {225313#false} is VALID [2020-07-17 23:13:14,301 INFO L280 TraceCheckUtils]: 73: Hoare triple {225313#false} assume ~r1~0 % 256 < 2;~check__tmp~0 := 1;~__return_2019~0 := ~check__tmp~0;~main__c1~0 := ~__return_2019~0;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; {225313#false} is VALID [2020-07-17 23:13:14,301 INFO L280 TraceCheckUtils]: 74: Hoare triple {225313#false} assume !(0 == ~assert__arg~0 % 256);havoc ~node1__newmax~1;~node1__newmax~1 := 0; {225313#false} is VALID [2020-07-17 23:13:14,301 INFO L280 TraceCheckUtils]: 75: Hoare triple {225313#false} assume !(0 == ~mode1~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,301 INFO L280 TraceCheckUtils]: 76: Hoare triple {225313#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {225313#false} is VALID [2020-07-17 23:13:14,302 INFO L280 TraceCheckUtils]: 77: Hoare triple {225313#false} assume !!(0 == ~ep21~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,302 INFO L280 TraceCheckUtils]: 78: Hoare triple {225313#false} assume !!(0 == ~ep31~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,302 INFO L280 TraceCheckUtils]: 79: Hoare triple {225313#false} ~newmax1~0 := ~node1__newmax~1; {225313#false} is VALID [2020-07-17 23:13:14,302 INFO L280 TraceCheckUtils]: 80: Hoare triple {225313#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {225313#false} is VALID [2020-07-17 23:13:14,302 INFO L280 TraceCheckUtils]: 81: Hoare triple {225313#false} assume !(0 == ~mode2~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,303 INFO L280 TraceCheckUtils]: 82: Hoare triple {225313#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {225313#false} is VALID [2020-07-17 23:13:14,303 INFO L280 TraceCheckUtils]: 83: Hoare triple {225313#false} assume !!(0 == ~ep12~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,303 INFO L280 TraceCheckUtils]: 84: Hoare triple {225313#false} assume !!(0 == ~ep32~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,303 INFO L280 TraceCheckUtils]: 85: Hoare triple {225313#false} ~newmax2~0 := ~node2__newmax~1; {225313#false} is VALID [2020-07-17 23:13:14,303 INFO L280 TraceCheckUtils]: 86: Hoare triple {225313#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {225313#false} is VALID [2020-07-17 23:13:14,303 INFO L280 TraceCheckUtils]: 87: Hoare triple {225313#false} assume !(0 == ~mode3~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,304 INFO L280 TraceCheckUtils]: 88: Hoare triple {225313#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {225313#false} is VALID [2020-07-17 23:13:14,304 INFO L280 TraceCheckUtils]: 89: Hoare triple {225313#false} assume !!(0 == ~ep13~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,304 INFO L280 TraceCheckUtils]: 90: Hoare triple {225313#false} assume !!(0 == ~ep23~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,304 INFO L280 TraceCheckUtils]: 91: Hoare triple {225313#false} ~newmax3~0 := ~node3__newmax~1; {225313#false} is VALID [2020-07-17 23:13:14,304 INFO L280 TraceCheckUtils]: 92: Hoare triple {225313#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {225313#false} is VALID [2020-07-17 23:13:14,305 INFO L280 TraceCheckUtils]: 93: Hoare triple {225313#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,305 INFO L280 TraceCheckUtils]: 94: Hoare triple {225313#false} assume ~st1~0 + ~nl1~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,305 INFO L280 TraceCheckUtils]: 95: Hoare triple {225313#false} assume ~st2~0 + ~nl2~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,305 INFO L280 TraceCheckUtils]: 96: Hoare triple {225313#false} assume ~st3~0 + ~nl3~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,305 INFO L280 TraceCheckUtils]: 97: Hoare triple {225313#false} assume !(~r1~0 % 256 >= 2); {225313#false} is VALID [2020-07-17 23:13:14,306 INFO L280 TraceCheckUtils]: 98: Hoare triple {225313#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {225313#false} is VALID [2020-07-17 23:13:14,306 INFO L280 TraceCheckUtils]: 99: Hoare triple {225313#false} assume ~r1~0 % 256 < 2; {225313#false} is VALID [2020-07-17 23:13:14,306 INFO L280 TraceCheckUtils]: 100: Hoare triple {225313#false} assume !(~r1~0 % 256 >= 2); {225313#false} is VALID [2020-07-17 23:13:14,306 INFO L280 TraceCheckUtils]: 101: Hoare triple {225313#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {225313#false} is VALID [2020-07-17 23:13:14,306 INFO L280 TraceCheckUtils]: 102: Hoare triple {225313#false} assume ~r1~0 % 256 < 2;~check__tmp~1 := 1;~__return_2152~0 := ~check__tmp~1;~main__c1~0 := ~__return_2152~0;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; {225313#false} is VALID [2020-07-17 23:13:14,307 INFO L280 TraceCheckUtils]: 103: Hoare triple {225313#false} assume !(0 == ~assert__arg~1 % 256);havoc ~node1__newmax~2;~node1__newmax~2 := 0; {225313#false} is VALID [2020-07-17 23:13:14,307 INFO L280 TraceCheckUtils]: 104: Hoare triple {225313#false} assume !!(0 == ~mode1~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,307 INFO L280 TraceCheckUtils]: 105: Hoare triple {225313#false} assume ~r1~0 % 256 < 2; {225313#false} is VALID [2020-07-17 23:13:14,307 INFO L280 TraceCheckUtils]: 106: Hoare triple {225313#false} assume !!(0 == ~ep12~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,307 INFO L280 TraceCheckUtils]: 107: Hoare triple {225313#false} assume !!(0 == ~ep13~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,308 INFO L280 TraceCheckUtils]: 108: Hoare triple {225313#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {225313#false} is VALID [2020-07-17 23:13:14,308 INFO L280 TraceCheckUtils]: 109: Hoare triple {225313#false} assume !!(0 == ~mode2~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,308 INFO L280 TraceCheckUtils]: 110: Hoare triple {225313#false} assume ~r2~0 % 256 < 2; {225313#false} is VALID [2020-07-17 23:13:14,308 INFO L280 TraceCheckUtils]: 111: Hoare triple {225313#false} assume !!(0 == ~ep21~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,308 INFO L280 TraceCheckUtils]: 112: Hoare triple {225313#false} assume !!(0 == ~ep23~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,309 INFO L280 TraceCheckUtils]: 113: Hoare triple {225313#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {225313#false} is VALID [2020-07-17 23:13:14,309 INFO L280 TraceCheckUtils]: 114: Hoare triple {225313#false} assume !!(0 == ~mode3~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,309 INFO L280 TraceCheckUtils]: 115: Hoare triple {225313#false} assume ~r3~0 % 256 < 2; {225313#false} is VALID [2020-07-17 23:13:14,309 INFO L280 TraceCheckUtils]: 116: Hoare triple {225313#false} assume !!(0 == ~ep31~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,309 INFO L280 TraceCheckUtils]: 117: Hoare triple {225313#false} assume !!(0 == ~ep32~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,310 INFO L280 TraceCheckUtils]: 118: Hoare triple {225313#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; {225313#false} is VALID [2020-07-17 23:13:14,310 INFO L280 TraceCheckUtils]: 119: Hoare triple {225313#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,310 INFO L280 TraceCheckUtils]: 120: Hoare triple {225313#false} assume ~st1~0 + ~nl1~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,310 INFO L280 TraceCheckUtils]: 121: Hoare triple {225313#false} assume ~st2~0 + ~nl2~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,310 INFO L280 TraceCheckUtils]: 122: Hoare triple {225313#false} assume ~st3~0 + ~nl3~0 <= 1; {225313#false} is VALID [2020-07-17 23:13:14,311 INFO L280 TraceCheckUtils]: 123: Hoare triple {225313#false} assume !(~r1~0 % 256 >= 2); {225313#false} is VALID [2020-07-17 23:13:14,311 INFO L280 TraceCheckUtils]: 124: Hoare triple {225313#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {225313#false} is VALID [2020-07-17 23:13:14,311 INFO L280 TraceCheckUtils]: 125: Hoare triple {225313#false} assume ~r1~0 % 256 < 2; {225313#false} is VALID [2020-07-17 23:13:14,311 INFO L280 TraceCheckUtils]: 126: Hoare triple {225313#false} assume !(~r1~0 % 256 >= 2); {225313#false} is VALID [2020-07-17 23:13:14,311 INFO L280 TraceCheckUtils]: 127: Hoare triple {225313#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {225313#false} is VALID [2020-07-17 23:13:14,312 INFO L280 TraceCheckUtils]: 128: Hoare triple {225313#false} assume ~r1~0 % 256 < 2;~check__tmp~2 := 1;~__return_2288~0 := ~check__tmp~2;~main__c1~0 := ~__return_2288~0;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; {225313#false} is VALID [2020-07-17 23:13:14,312 INFO L280 TraceCheckUtils]: 129: Hoare triple {225313#false} assume !(0 == ~assert__arg~2 % 256);havoc ~node1__newmax~3;~node1__newmax~3 := 0; {225313#false} is VALID [2020-07-17 23:13:14,312 INFO L280 TraceCheckUtils]: 130: Hoare triple {225313#false} assume !(0 == ~mode1~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,312 INFO L280 TraceCheckUtils]: 131: Hoare triple {225313#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {225313#false} is VALID [2020-07-17 23:13:14,312 INFO L280 TraceCheckUtils]: 132: Hoare triple {225313#false} assume !!(0 == ~ep21~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,313 INFO L280 TraceCheckUtils]: 133: Hoare triple {225313#false} assume !!(0 == ~ep31~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,313 INFO L280 TraceCheckUtils]: 134: Hoare triple {225313#false} ~newmax1~0 := ~node1__newmax~3; {225313#false} is VALID [2020-07-17 23:13:14,313 INFO L280 TraceCheckUtils]: 135: Hoare triple {225313#false} assume 2 == ~r1~0 % 256; {225313#false} is VALID [2020-07-17 23:13:14,313 INFO L280 TraceCheckUtils]: 136: Hoare triple {225313#false} assume ~max1~0 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {225313#false} is VALID [2020-07-17 23:13:14,313 INFO L280 TraceCheckUtils]: 137: Hoare triple {225313#false} assume !(0 == ~mode2~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,313 INFO L280 TraceCheckUtils]: 138: Hoare triple {225313#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {225313#false} is VALID [2020-07-17 23:13:14,314 INFO L280 TraceCheckUtils]: 139: Hoare triple {225313#false} assume !!(0 == ~ep12~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,314 INFO L280 TraceCheckUtils]: 140: Hoare triple {225313#false} assume !!(0 == ~ep32~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,314 INFO L280 TraceCheckUtils]: 141: Hoare triple {225313#false} ~newmax2~0 := ~node2__newmax~3; {225313#false} is VALID [2020-07-17 23:13:14,314 INFO L280 TraceCheckUtils]: 142: Hoare triple {225313#false} assume 2 == ~r2~0 % 256; {225313#false} is VALID [2020-07-17 23:13:14,314 INFO L280 TraceCheckUtils]: 143: Hoare triple {225313#false} assume ~max2~0 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {225313#false} is VALID [2020-07-17 23:13:14,315 INFO L280 TraceCheckUtils]: 144: Hoare triple {225313#false} assume !(0 == ~mode3~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,315 INFO L280 TraceCheckUtils]: 145: Hoare triple {225313#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {225313#false} is VALID [2020-07-17 23:13:14,315 INFO L280 TraceCheckUtils]: 146: Hoare triple {225313#false} assume !!(0 == ~ep13~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,315 INFO L280 TraceCheckUtils]: 147: Hoare triple {225313#false} assume !!(0 == ~ep23~0 % 256); {225313#false} is VALID [2020-07-17 23:13:14,315 INFO L280 TraceCheckUtils]: 148: Hoare triple {225313#false} ~newmax3~0 := ~node3__newmax~3; {225313#false} is VALID [2020-07-17 23:13:14,316 INFO L280 TraceCheckUtils]: 149: Hoare triple {225313#false} assume 2 == ~r3~0 % 256; {225313#false} is VALID [2020-07-17 23:13:14,316 INFO L280 TraceCheckUtils]: 150: Hoare triple {225313#false} assume ~max3~0 == ~id3~0;~st3~0 := 1;~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; {225313#false} is VALID [2020-07-17 23:13:14,316 INFO L280 TraceCheckUtils]: 151: Hoare triple {225313#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0;~__return_3084~0 := ~check__tmp~3;~main__c1~0 := ~__return_3084~0;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; {225313#false} is VALID [2020-07-17 23:13:14,316 INFO L280 TraceCheckUtils]: 152: Hoare triple {225313#false} assume 0 == ~assert__arg~3 % 256; {225313#false} is VALID [2020-07-17 23:13:14,316 INFO L280 TraceCheckUtils]: 153: Hoare triple {225313#false} assume !false; {225313#false} is VALID [2020-07-17 23:13:14,356 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 23:13:14,356 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464417757] [2020-07-17 23:13:14,356 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:13:14,357 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 23:13:14,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472169714] [2020-07-17 23:13:14,357 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2020-07-17 23:13:14,358 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:13:14,358 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 23:13:14,651 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 23:13:14,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 23:13:14,651 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:13:14,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 23:13:14,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:13:14,652 INFO L87 Difference]: Start difference. First operand 11041 states and 15539 transitions. Second operand 5 states. [2020-07-17 23:15:48,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:15:48,978 INFO L93 Difference]: Finished difference Result 31193 states and 43903 transitions. [2020-07-17 23:15:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:15:48,978 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2020-07-17 23:15:48,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:15:48,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:15:48,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1742 transitions. [2020-07-17 23:15:48,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:15:48,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1742 transitions. [2020-07-17 23:15:48,988 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1742 transitions. [2020-07-17 23:15:52,136 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1742 edges. 1742 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 23:16:28,689 INFO L225 Difference]: With dead ends: 31193 [2020-07-17 23:16:28,689 INFO L226 Difference]: Without dead ends: 20491 [2020-07-17 23:16:28,700 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 23:16:28,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20491 states. [2020-07-17 23:17:13,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20491 to 20468. [2020-07-17 23:17:13,865 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 23:17:13,865 INFO L82 GeneralOperation]: Start isEquivalent. First operand 20491 states. Second operand 20468 states. [2020-07-17 23:17:13,865 INFO L74 IsIncluded]: Start isIncluded. First operand 20491 states. Second operand 20468 states. [2020-07-17 23:17:13,865 INFO L87 Difference]: Start difference. First operand 20491 states. Second operand 20468 states. [2020-07-17 23:17:30,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:17:30,615 INFO L93 Difference]: Finished difference Result 20491 states and 28537 transitions. [2020-07-17 23:17:30,615 INFO L276 IsEmpty]: Start isEmpty. Operand 20491 states and 28537 transitions. [2020-07-17 23:17:30,636 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:17:30,636 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:17:30,636 INFO L74 IsIncluded]: Start isIncluded. First operand 20468 states. Second operand 20491 states. [2020-07-17 23:17:30,636 INFO L87 Difference]: Start difference. First operand 20468 states. Second operand 20491 states. [2020-07-17 23:17:50,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:17:50,891 INFO L93 Difference]: Finished difference Result 20491 states and 28537 transitions. [2020-07-17 23:17:50,891 INFO L276 IsEmpty]: Start isEmpty. Operand 20491 states and 28537 transitions. [2020-07-17 23:17:50,906 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 23:17:50,906 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 23:17:50,906 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 23:17:50,906 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 23:17:50,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20468 states. [2020-07-17 23:18:38,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20468 states to 20468 states and 28516 transitions. [2020-07-17 23:18:38,048 INFO L78 Accepts]: Start accepts. Automaton has 20468 states and 28516 transitions. Word has length 154 [2020-07-17 23:18:38,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 23:18:38,048 INFO L479 AbstractCegarLoop]: Abstraction has 20468 states and 28516 transitions. [2020-07-17 23:18:38,048 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 23:18:38,048 INFO L276 IsEmpty]: Start isEmpty. Operand 20468 states and 28516 transitions. [2020-07-17 23:18:38,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-17 23:18:38,057 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 23:18:38,057 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 23:18:38,057 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-17 23:18:38,057 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 23:18:38,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 23:18:38,057 INFO L82 PathProgramCache]: Analyzing trace with hash -734941375, now seen corresponding path program 1 times [2020-07-17 23:18:38,057 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 23:18:38,058 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244205663] [2020-07-17 23:18:38,058 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 23:18:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:18:38,640 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 23:18:38,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 23:18:38,696 INFO L280 TraceCheckUtils]: 0: Hoare triple {333831#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {333824#true} is VALID [2020-07-17 23:18:38,696 INFO L280 TraceCheckUtils]: 1: Hoare triple {333824#true} assume true; {333824#true} is VALID [2020-07-17 23:18:38,696 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {333824#true} {333824#true} #1701#return; {333824#true} is VALID [2020-07-17 23:18:38,701 INFO L263 TraceCheckUtils]: 0: Hoare triple {333824#true} call ULTIMATE.init(); {333831#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-17 23:18:38,702 INFO L280 TraceCheckUtils]: 1: Hoare triple {333831#(and (= ~p12~0 |old(~p12~0)|) (= ~__return_2955~0 |old(~__return_2955~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~m1~0 |old(~m1~0)|) (= ~__return_2019~0 |old(~__return_2019~0)|) (= ~__return_2551~0 |old(~__return_2551~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2721~0 |old(~__return_2721~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~__return_2840~0 |old(~__return_2840~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__return_1873~0 |old(~__return_1873~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~__return_2806~0 |old(~__return_2806~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2152~0 |old(~__return_2152~0)|) (= ~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)|) (= ~__return_2989~0 |old(~__return_2989~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~__return_3084~0 |old(~__return_3084~0)|) (= ~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_3053~0 |old(~__return_3053~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~__return_2288~0 |old(~__return_2288~0)|) (= ~max1~0 |old(~max1~0)|) (= ~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)|) (= ~__return_2426~0 |old(~__return_2426~0)|) (= ~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_1873~0 := 0;~__return_2019~0 := 0;~__return_2152~0 := 0;~__return_2288~0 := 0;~__return_3084~0 := 0;~__return_3053~0 := 0;~__return_2989~0 := 0;~__return_2955~0 := 0;~__return_2551~0 := 0;~__return_2840~0 := 0;~__return_2806~0 := 0;~__return_2721~0 := 0;~__return_2426~0 := 0; {333824#true} is VALID [2020-07-17 23:18:38,702 INFO L280 TraceCheckUtils]: 2: Hoare triple {333824#true} assume true; {333824#true} is VALID [2020-07-17 23:18:38,702 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {333824#true} {333824#true} #1701#return; {333824#true} is VALID [2020-07-17 23:18:38,702 INFO L263 TraceCheckUtils]: 4: Hoare triple {333824#true} call #t~ret30 := main(); {333824#true} is VALID [2020-07-17 23:18:38,705 INFO L280 TraceCheckUtils]: 5: Hoare triple {333824#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;~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;~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;~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; {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,706 INFO L280 TraceCheckUtils]: 6: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} assume !!(0 == ~init__r121~0 % 256); {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,707 INFO L280 TraceCheckUtils]: 7: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,708 INFO L280 TraceCheckUtils]: 8: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,708 INFO L280 TraceCheckUtils]: 9: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} assume !!(0 == ~init__r131~0 % 256); {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,709 INFO L280 TraceCheckUtils]: 10: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,710 INFO L280 TraceCheckUtils]: 11: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,712 INFO L280 TraceCheckUtils]: 12: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} assume !!(0 == ~init__r211~0 % 256); {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,713 INFO L280 TraceCheckUtils]: 13: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} assume !!(0 == ~init__r231~0 % 256);~init__tmp___1~0 := 0; {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,714 INFO L280 TraceCheckUtils]: 14: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,715 INFO L280 TraceCheckUtils]: 15: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} assume !!(0 == ~init__r231~0 % 256); {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,716 INFO L280 TraceCheckUtils]: 16: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} assume !!(0 == ~init__r211~0 % 256);~init__tmp___2~0 := 0; {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,717 INFO L280 TraceCheckUtils]: 17: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,719 INFO L280 TraceCheckUtils]: 18: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} assume !!(0 == ~init__r311~0 % 256); {333829#(= ~ep32~0 main_~init__r321~0)} is VALID [2020-07-17 23:18:38,720 INFO L280 TraceCheckUtils]: 19: Hoare triple {333829#(= ~ep32~0 main_~init__r321~0)} assume !(0 == ~init__r321~0 % 256); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,721 INFO L280 TraceCheckUtils]: 20: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !!(0 == ~ep21~0 % 256);~init__tmp___3~0 := 0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,722 INFO L280 TraceCheckUtils]: 21: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,723 INFO L280 TraceCheckUtils]: 22: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,724 INFO L280 TraceCheckUtils]: 23: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,725 INFO L280 TraceCheckUtils]: 24: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~id1~0 != ~id2~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,726 INFO L280 TraceCheckUtils]: 25: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~id1~0 != ~id3~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,727 INFO L280 TraceCheckUtils]: 26: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~id2~0 != ~id3~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,728 INFO L280 TraceCheckUtils]: 27: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~id1~0 >= 0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,729 INFO L280 TraceCheckUtils]: 28: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~id2~0 >= 0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,730 INFO L280 TraceCheckUtils]: 29: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~id3~0 >= 0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,731 INFO L280 TraceCheckUtils]: 30: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~r1~0 % 256; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,731 INFO L280 TraceCheckUtils]: 31: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~r2~0 % 256; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,732 INFO L280 TraceCheckUtils]: 32: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~r3~0 % 256; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,733 INFO L280 TraceCheckUtils]: 33: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~max1~0 == ~id1~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,734 INFO L280 TraceCheckUtils]: 34: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~max2~0 == ~id2~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,735 INFO L280 TraceCheckUtils]: 35: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~max3~0 == ~id3~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,736 INFO L280 TraceCheckUtils]: 36: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~st1~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,737 INFO L280 TraceCheckUtils]: 37: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~st2~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,738 INFO L280 TraceCheckUtils]: 38: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~st3~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,739 INFO L280 TraceCheckUtils]: 39: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~nl1~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,740 INFO L280 TraceCheckUtils]: 40: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~nl2~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,741 INFO L280 TraceCheckUtils]: 41: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~nl3~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,741 INFO L280 TraceCheckUtils]: 42: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~mode1~0 % 256; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,742 INFO L280 TraceCheckUtils]: 43: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~mode2~0 % 256; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,743 INFO L280 TraceCheckUtils]: 44: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume 0 == ~mode3~0 % 256; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,744 INFO L280 TraceCheckUtils]: 45: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !(0 == ~newmax1~0 % 256); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,745 INFO L280 TraceCheckUtils]: 46: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !(0 == ~newmax2~0 % 256); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,746 INFO L280 TraceCheckUtils]: 47: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1873~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1873~0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,747 INFO L280 TraceCheckUtils]: 48: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} 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;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,748 INFO L280 TraceCheckUtils]: 49: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !!(0 == ~mode1~0 % 256); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,749 INFO L280 TraceCheckUtils]: 50: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~r1~0 % 256 < 2; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,750 INFO L280 TraceCheckUtils]: 51: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !!(0 == ~ep12~0 % 256); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,751 INFO L280 TraceCheckUtils]: 52: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !!(0 == ~ep13~0 % 256); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,752 INFO L280 TraceCheckUtils]: 53: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,753 INFO L280 TraceCheckUtils]: 54: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !!(0 == ~mode2~0 % 256); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,754 INFO L280 TraceCheckUtils]: 55: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~r2~0 % 256 < 2; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,755 INFO L280 TraceCheckUtils]: 56: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !!(0 == ~ep21~0 % 256); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,756 INFO L280 TraceCheckUtils]: 57: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !!(0 == ~ep23~0 % 256); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,758 INFO L280 TraceCheckUtils]: 58: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,759 INFO L280 TraceCheckUtils]: 59: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !!(0 == ~mode3~0 % 256); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,760 INFO L280 TraceCheckUtils]: 60: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume ~r3~0 % 256 < 2; {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,761 INFO L280 TraceCheckUtils]: 61: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !!(0 == ~ep31~0 % 256); {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} is VALID [2020-07-17 23:18:38,762 INFO L280 TraceCheckUtils]: 62: Hoare triple {333830#(<= (+ (* 256 (div ~ep32~0 256)) 1) ~ep32~0)} assume !!(0 == ~ep32~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,762 INFO L280 TraceCheckUtils]: 63: Hoare triple {333825#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; {333825#false} is VALID [2020-07-17 23:18:38,763 INFO L280 TraceCheckUtils]: 64: Hoare triple {333825#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,763 INFO L280 TraceCheckUtils]: 65: Hoare triple {333825#false} assume ~st1~0 + ~nl1~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,763 INFO L280 TraceCheckUtils]: 66: Hoare triple {333825#false} assume ~st2~0 + ~nl2~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,763 INFO L280 TraceCheckUtils]: 67: Hoare triple {333825#false} assume ~st3~0 + ~nl3~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,763 INFO L280 TraceCheckUtils]: 68: Hoare triple {333825#false} assume !(~r1~0 % 256 >= 2); {333825#false} is VALID [2020-07-17 23:18:38,764 INFO L280 TraceCheckUtils]: 69: Hoare triple {333825#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {333825#false} is VALID [2020-07-17 23:18:38,764 INFO L280 TraceCheckUtils]: 70: Hoare triple {333825#false} assume ~r1~0 % 256 < 2; {333825#false} is VALID [2020-07-17 23:18:38,764 INFO L280 TraceCheckUtils]: 71: Hoare triple {333825#false} assume !(~r1~0 % 256 >= 2); {333825#false} is VALID [2020-07-17 23:18:38,764 INFO L280 TraceCheckUtils]: 72: Hoare triple {333825#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {333825#false} is VALID [2020-07-17 23:18:38,764 INFO L280 TraceCheckUtils]: 73: Hoare triple {333825#false} assume ~r1~0 % 256 < 2;~check__tmp~0 := 1;~__return_2019~0 := ~check__tmp~0;~main__c1~0 := ~__return_2019~0;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; {333825#false} is VALID [2020-07-17 23:18:38,765 INFO L280 TraceCheckUtils]: 74: Hoare triple {333825#false} assume !(0 == ~assert__arg~0 % 256);havoc ~node1__newmax~1;~node1__newmax~1 := 0; {333825#false} is VALID [2020-07-17 23:18:38,765 INFO L280 TraceCheckUtils]: 75: Hoare triple {333825#false} assume !(0 == ~mode1~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,765 INFO L280 TraceCheckUtils]: 76: Hoare triple {333825#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {333825#false} is VALID [2020-07-17 23:18:38,765 INFO L280 TraceCheckUtils]: 77: Hoare triple {333825#false} assume !!(0 == ~ep21~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,765 INFO L280 TraceCheckUtils]: 78: Hoare triple {333825#false} assume !!(0 == ~ep31~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,765 INFO L280 TraceCheckUtils]: 79: Hoare triple {333825#false} ~newmax1~0 := ~node1__newmax~1; {333825#false} is VALID [2020-07-17 23:18:38,766 INFO L280 TraceCheckUtils]: 80: Hoare triple {333825#false} assume !(2 == ~r1~0 % 256);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {333825#false} is VALID [2020-07-17 23:18:38,766 INFO L280 TraceCheckUtils]: 81: Hoare triple {333825#false} assume !(0 == ~mode2~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,766 INFO L280 TraceCheckUtils]: 82: Hoare triple {333825#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {333825#false} is VALID [2020-07-17 23:18:38,766 INFO L280 TraceCheckUtils]: 83: Hoare triple {333825#false} assume !!(0 == ~ep12~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,766 INFO L280 TraceCheckUtils]: 84: Hoare triple {333825#false} assume !!(0 == ~ep32~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,766 INFO L280 TraceCheckUtils]: 85: Hoare triple {333825#false} ~newmax2~0 := ~node2__newmax~1; {333825#false} is VALID [2020-07-17 23:18:38,767 INFO L280 TraceCheckUtils]: 86: Hoare triple {333825#false} assume !(2 == ~r2~0 % 256);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {333825#false} is VALID [2020-07-17 23:18:38,767 INFO L280 TraceCheckUtils]: 87: Hoare triple {333825#false} assume !(0 == ~mode3~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,767 INFO L280 TraceCheckUtils]: 88: Hoare triple {333825#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {333825#false} is VALID [2020-07-17 23:18:38,767 INFO L280 TraceCheckUtils]: 89: Hoare triple {333825#false} assume !!(0 == ~ep13~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,767 INFO L280 TraceCheckUtils]: 90: Hoare triple {333825#false} assume !!(0 == ~ep23~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,768 INFO L280 TraceCheckUtils]: 91: Hoare triple {333825#false} ~newmax3~0 := ~node3__newmax~1; {333825#false} is VALID [2020-07-17 23:18:38,768 INFO L280 TraceCheckUtils]: 92: Hoare triple {333825#false} assume !(2 == ~r3~0 % 256);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {333825#false} is VALID [2020-07-17 23:18:38,768 INFO L280 TraceCheckUtils]: 93: Hoare triple {333825#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,768 INFO L280 TraceCheckUtils]: 94: Hoare triple {333825#false} assume ~st1~0 + ~nl1~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,768 INFO L280 TraceCheckUtils]: 95: Hoare triple {333825#false} assume ~st2~0 + ~nl2~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,768 INFO L280 TraceCheckUtils]: 96: Hoare triple {333825#false} assume ~st3~0 + ~nl3~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,769 INFO L280 TraceCheckUtils]: 97: Hoare triple {333825#false} assume !(~r1~0 % 256 >= 2); {333825#false} is VALID [2020-07-17 23:18:38,769 INFO L280 TraceCheckUtils]: 98: Hoare triple {333825#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {333825#false} is VALID [2020-07-17 23:18:38,769 INFO L280 TraceCheckUtils]: 99: Hoare triple {333825#false} assume ~r1~0 % 256 < 2; {333825#false} is VALID [2020-07-17 23:18:38,769 INFO L280 TraceCheckUtils]: 100: Hoare triple {333825#false} assume !(~r1~0 % 256 >= 2); {333825#false} is VALID [2020-07-17 23:18:38,769 INFO L280 TraceCheckUtils]: 101: Hoare triple {333825#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {333825#false} is VALID [2020-07-17 23:18:38,769 INFO L280 TraceCheckUtils]: 102: Hoare triple {333825#false} assume ~r1~0 % 256 < 2;~check__tmp~1 := 1;~__return_2152~0 := ~check__tmp~1;~main__c1~0 := ~__return_2152~0;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; {333825#false} is VALID [2020-07-17 23:18:38,770 INFO L280 TraceCheckUtils]: 103: Hoare triple {333825#false} assume !(0 == ~assert__arg~1 % 256);havoc ~node1__newmax~2;~node1__newmax~2 := 0; {333825#false} is VALID [2020-07-17 23:18:38,770 INFO L280 TraceCheckUtils]: 104: Hoare triple {333825#false} assume !!(0 == ~mode1~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,770 INFO L280 TraceCheckUtils]: 105: Hoare triple {333825#false} assume ~r1~0 % 256 < 2; {333825#false} is VALID [2020-07-17 23:18:38,770 INFO L280 TraceCheckUtils]: 106: Hoare triple {333825#false} assume !!(0 == ~ep12~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,770 INFO L280 TraceCheckUtils]: 107: Hoare triple {333825#false} assume !!(0 == ~ep13~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,771 INFO L280 TraceCheckUtils]: 108: Hoare triple {333825#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {333825#false} is VALID [2020-07-17 23:18:38,771 INFO L280 TraceCheckUtils]: 109: Hoare triple {333825#false} assume !!(0 == ~mode2~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,771 INFO L280 TraceCheckUtils]: 110: Hoare triple {333825#false} assume ~r2~0 % 256 < 2; {333825#false} is VALID [2020-07-17 23:18:38,771 INFO L280 TraceCheckUtils]: 111: Hoare triple {333825#false} assume !!(0 == ~ep21~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,771 INFO L280 TraceCheckUtils]: 112: Hoare triple {333825#false} assume !!(0 == ~ep23~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,771 INFO L280 TraceCheckUtils]: 113: Hoare triple {333825#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {333825#false} is VALID [2020-07-17 23:18:38,772 INFO L280 TraceCheckUtils]: 114: Hoare triple {333825#false} assume !!(0 == ~mode3~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,772 INFO L280 TraceCheckUtils]: 115: Hoare triple {333825#false} assume ~r3~0 % 256 < 2; {333825#false} is VALID [2020-07-17 23:18:38,772 INFO L280 TraceCheckUtils]: 116: Hoare triple {333825#false} assume !!(0 == ~ep31~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,772 INFO L280 TraceCheckUtils]: 117: Hoare triple {333825#false} assume !!(0 == ~ep32~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,772 INFO L280 TraceCheckUtils]: 118: Hoare triple {333825#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; {333825#false} is VALID [2020-07-17 23:18:38,772 INFO L280 TraceCheckUtils]: 119: Hoare triple {333825#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,773 INFO L280 TraceCheckUtils]: 120: Hoare triple {333825#false} assume ~st1~0 + ~nl1~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,773 INFO L280 TraceCheckUtils]: 121: Hoare triple {333825#false} assume ~st2~0 + ~nl2~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,773 INFO L280 TraceCheckUtils]: 122: Hoare triple {333825#false} assume ~st3~0 + ~nl3~0 <= 1; {333825#false} is VALID [2020-07-17 23:18:38,773 INFO L280 TraceCheckUtils]: 123: Hoare triple {333825#false} assume !(~r1~0 % 256 >= 2); {333825#false} is VALID [2020-07-17 23:18:38,773 INFO L280 TraceCheckUtils]: 124: Hoare triple {333825#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {333825#false} is VALID [2020-07-17 23:18:38,774 INFO L280 TraceCheckUtils]: 125: Hoare triple {333825#false} assume ~r1~0 % 256 < 2; {333825#false} is VALID [2020-07-17 23:18:38,774 INFO L280 TraceCheckUtils]: 126: Hoare triple {333825#false} assume !(~r1~0 % 256 >= 2); {333825#false} is VALID [2020-07-17 23:18:38,774 INFO L280 TraceCheckUtils]: 127: Hoare triple {333825#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {333825#false} is VALID [2020-07-17 23:18:38,774 INFO L280 TraceCheckUtils]: 128: Hoare triple {333825#false} assume ~r1~0 % 256 < 2;~check__tmp~2 := 1;~__return_2288~0 := ~check__tmp~2;~main__c1~0 := ~__return_2288~0;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; {333825#false} is VALID [2020-07-17 23:18:38,774 INFO L280 TraceCheckUtils]: 129: Hoare triple {333825#false} assume !(0 == ~assert__arg~2 % 256);havoc ~node1__newmax~3;~node1__newmax~3 := 0; {333825#false} is VALID [2020-07-17 23:18:38,774 INFO L280 TraceCheckUtils]: 130: Hoare triple {333825#false} assume !(0 == ~mode1~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,775 INFO L280 TraceCheckUtils]: 131: Hoare triple {333825#false} assume !(255 == ~r1~0 % 256);~r1~0 := 1 + ~r1~0 % 256; {333825#false} is VALID [2020-07-17 23:18:38,775 INFO L280 TraceCheckUtils]: 132: Hoare triple {333825#false} assume !!(0 == ~ep21~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,775 INFO L280 TraceCheckUtils]: 133: Hoare triple {333825#false} assume !!(0 == ~ep31~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,775 INFO L280 TraceCheckUtils]: 134: Hoare triple {333825#false} ~newmax1~0 := ~node1__newmax~3; {333825#false} is VALID [2020-07-17 23:18:38,775 INFO L280 TraceCheckUtils]: 135: Hoare triple {333825#false} assume 2 == ~r1~0 % 256; {333825#false} is VALID [2020-07-17 23:18:38,776 INFO L280 TraceCheckUtils]: 136: Hoare triple {333825#false} assume ~max1~0 == ~id1~0;~st1~0 := 1;~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {333825#false} is VALID [2020-07-17 23:18:38,776 INFO L280 TraceCheckUtils]: 137: Hoare triple {333825#false} assume !(0 == ~mode2~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,776 INFO L280 TraceCheckUtils]: 138: Hoare triple {333825#false} assume !(255 == ~r2~0 % 256);~r2~0 := 1 + ~r2~0 % 256; {333825#false} is VALID [2020-07-17 23:18:38,776 INFO L280 TraceCheckUtils]: 139: Hoare triple {333825#false} assume !!(0 == ~ep12~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,776 INFO L280 TraceCheckUtils]: 140: Hoare triple {333825#false} assume !!(0 == ~ep32~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,776 INFO L280 TraceCheckUtils]: 141: Hoare triple {333825#false} ~newmax2~0 := ~node2__newmax~3; {333825#false} is VALID [2020-07-17 23:18:38,777 INFO L280 TraceCheckUtils]: 142: Hoare triple {333825#false} assume 2 == ~r2~0 % 256; {333825#false} is VALID [2020-07-17 23:18:38,777 INFO L280 TraceCheckUtils]: 143: Hoare triple {333825#false} assume ~max2~0 == ~id2~0;~st2~0 := 1;~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {333825#false} is VALID [2020-07-17 23:18:38,777 INFO L280 TraceCheckUtils]: 144: Hoare triple {333825#false} assume !(0 == ~mode3~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,777 INFO L280 TraceCheckUtils]: 145: Hoare triple {333825#false} assume !(255 == ~r3~0 % 256);~r3~0 := 1 + ~r3~0 % 256; {333825#false} is VALID [2020-07-17 23:18:38,777 INFO L280 TraceCheckUtils]: 146: Hoare triple {333825#false} assume !!(0 == ~ep13~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,777 INFO L280 TraceCheckUtils]: 147: Hoare triple {333825#false} assume !!(0 == ~ep23~0 % 256); {333825#false} is VALID [2020-07-17 23:18:38,778 INFO L280 TraceCheckUtils]: 148: Hoare triple {333825#false} ~newmax3~0 := ~node3__newmax~3; {333825#false} is VALID [2020-07-17 23:18:38,778 INFO L280 TraceCheckUtils]: 149: Hoare triple {333825#false} assume 2 == ~r3~0 % 256; {333825#false} is VALID [2020-07-17 23:18:38,778 INFO L280 TraceCheckUtils]: 150: Hoare triple {333825#false} assume ~max3~0 == ~id3~0;~st3~0 := 1;~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; {333825#false} is VALID [2020-07-17 23:18:38,778 INFO L280 TraceCheckUtils]: 151: Hoare triple {333825#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0;~__return_3084~0 := ~check__tmp~3;~main__c1~0 := ~__return_3084~0;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; {333825#false} is VALID [2020-07-17 23:18:38,778 INFO L280 TraceCheckUtils]: 152: Hoare triple {333825#false} assume 0 == ~assert__arg~3 % 256; {333825#false} is VALID [2020-07-17 23:18:38,779 INFO L280 TraceCheckUtils]: 153: Hoare triple {333825#false} assume !false; {333825#false} is VALID [2020-07-17 23:18:38,819 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 23:18:38,819 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244205663] [2020-07-17 23:18:38,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 23:18:38,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 23:18:38,820 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558518490] [2020-07-17 23:18:38,820 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2020-07-17 23:18:38,821 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 23:18:38,821 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 23:18:39,121 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 23:18:39,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 23:18:39,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 23:18:39,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 23:18:39,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 23:18:39,123 INFO L87 Difference]: Start difference. First operand 20468 states and 28516 transitions. Second operand 5 states. [2020-07-17 23:20:51,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 23:20:51,312 INFO L93 Difference]: Finished difference Result 28775 states and 39937 transitions. [2020-07-17 23:20:51,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 23:20:51,312 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2020-07-17 23:20:51,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 23:20:51,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:20:51,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1657 transitions. [2020-07-17 23:20:51,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 23:20:51,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1657 transitions. [2020-07-17 23:20:51,322 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1657 transitions. [2020-07-17 23:20:54,303 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1657 edges. 1657 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.