/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 13:00:47,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 13:00:47,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 13:00:47,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 13:00:47,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 13:00:47,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 13:00:47,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 13:00:47,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 13:00:47,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 13:00:47,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 13:00:47,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 13:00:47,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 13:00:47,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 13:00:47,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 13:00:47,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 13:00:47,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 13:00:47,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 13:00:47,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 13:00:47,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 13:00:47,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 13:00:47,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 13:00:47,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 13:00:47,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 13:00:47,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 13:00:47,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-08 13:00:47,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 13:00:47,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 13:00:47,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 13:00:47,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 13:00:47,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 13:00:47,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 13:00:47,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 13:00:47,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 13:00:47,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 13:00:47,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 13:00:47,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 13:00:47,549 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 [2020-07-08 13:00:47,574 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 13:00:47,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 13:00:47,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 13:00:47,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 13:00:47,576 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 13:00:47,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 13:00:47,577 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 13:00:47,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 13:00:47,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 13:00:47,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 13:00:47,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 13:00:47,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 13:00:47,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 13:00:47,578 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 13:00:47,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 13:00:47,579 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 13:00:47,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 13:00:47,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 13:00:47,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 13:00:47,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 13:00:47,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 13:00:47,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 13:00:47,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 13:00:47,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 13:00:47,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 13:00:47,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 13:00:47,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 13:00:47,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 13:00:47,581 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 13:00:47,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 13:00:47,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 13:00:47,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 13:00:47,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 13:00:47,897 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 13:00:47,898 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 13:00:47,899 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2020-07-08 13:00:47,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b5c76cb/380a4d14d5844cc284e83b9dd4afb611/FLAG10dd3796c [2020-07-08 13:00:48,588 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 13:00:48,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2020-07-08 13:00:48,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b5c76cb/380a4d14d5844cc284e83b9dd4afb611/FLAG10dd3796c [2020-07-08 13:00:48,857 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b5c76cb/380a4d14d5844cc284e83b9dd4afb611 [2020-07-08 13:00:48,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 13:00:48,874 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 13:00:48,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 13:00:48,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 13:00:48,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 13:00:48,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 01:00:48" (1/1) ... [2020-07-08 13:00:48,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3032d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:00:48, skipping insertion in model container [2020-07-08 13:00:48,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 01:00:48" (1/1) ... [2020-07-08 13:00:48,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 13:00:48,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 13:00:49,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 13:00:49,523 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 13:00:49,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 13:00:49,878 INFO L208 MainTranslator]: Completed translation [2020-07-08 13:00:49,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:00:49 WrapperNode [2020-07-08 13:00:49,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 13:00:49,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 13:00:49,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 13:00:49,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 13:00:49,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:00:49" (1/1) ... [2020-07-08 13:00:49,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:00:49" (1/1) ... [2020-07-08 13:00:49,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:00:49" (1/1) ... [2020-07-08 13:00:49,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:00:49" (1/1) ... [2020-07-08 13:00:49,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:00:49" (1/1) ... [2020-07-08 13:00:49,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:00:49" (1/1) ... [2020-07-08 13:00:49,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:00:49" (1/1) ... [2020-07-08 13:00:50,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 13:00:50,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 13:00:50,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 13:00:50,001 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 13:00:50,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:00:49" (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 [2020-07-08 13:00:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 13:00:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 13:00:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-08 13:00:50,114 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 13:00:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 13:00:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-07-08 13:00:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-07-08 13:00:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2020-07-08 13:00:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-08 13:00:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-08 13:00:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure read [2020-07-08 13:00:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure write [2020-07-08 13:00:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2020-07-08 13:00:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2020-07-08 13:00:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2020-07-08 13:00:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-07-08 13:00:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure check [2020-07-08 13:00:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 13:00:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 13:00:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 13:00:52,439 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 13:00:52,439 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-08 13:00:52,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 01:00:52 BoogieIcfgContainer [2020-07-08 13:00:52,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 13:00:52,448 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 13:00:52,449 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 13:00:52,453 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 13:00:52,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 01:00:48" (1/3) ... [2020-07-08 13:00:52,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@701ebf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 01:00:52, skipping insertion in model container [2020-07-08 13:00:52,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:00:49" (2/3) ... [2020-07-08 13:00:52,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@701ebf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 01:00:52, skipping insertion in model container [2020-07-08 13:00:52,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 01:00:52" (3/3) ... [2020-07-08 13:00:52,457 INFO L109 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2020-07-08 13:00:52,472 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 13:00:52,482 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 13:00:52,501 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 13:00:52,533 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 13:00:52,533 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 13:00:52,533 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 13:00:52,533 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 13:00:52,534 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 13:00:52,534 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 13:00:52,534 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 13:00:52,534 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 13:00:52,566 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states. [2020-07-08 13:00:52,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-07-08 13:00:52,585 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 13:00:52,587 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] [2020-07-08 13:00:52,588 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 13:00:52,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 13:00:52,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1777408137, now seen corresponding path program 1 times [2020-07-08 13:00:52,608 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 13:00:52,608 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691453089] [2020-07-08 13:00:52,609 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 13:00:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:00:53,858 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-08 13:00:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:00:53,944 INFO L280 TraceCheckUtils]: 0: Hoare triple {345#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {339#true} is VALID [2020-07-08 13:00:53,945 INFO L280 TraceCheckUtils]: 1: Hoare triple {339#true} assume true; {339#true} is VALID [2020-07-08 13:00:53,946 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {339#true} {339#true} #1358#return; {339#true} is VALID [2020-07-08 13:00:53,954 INFO L263 TraceCheckUtils]: 0: Hoare triple {339#true} call ULTIMATE.init(); {345#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-08 13:00:53,957 INFO L280 TraceCheckUtils]: 1: Hoare triple {345#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {339#true} is VALID [2020-07-08 13:00:53,957 INFO L280 TraceCheckUtils]: 2: Hoare triple {339#true} assume true; {339#true} is VALID [2020-07-08 13:00:53,958 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {339#true} {339#true} #1358#return; {339#true} is VALID [2020-07-08 13:00:53,958 INFO L263 TraceCheckUtils]: 4: Hoare triple {339#true} call #t~ret30 := main(); {339#true} is VALID [2020-07-08 13:00:53,960 INFO L280 TraceCheckUtils]: 5: Hoare triple {339#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {339#true} is VALID [2020-07-08 13:00:53,960 INFO L280 TraceCheckUtils]: 6: Hoare triple {339#true} assume !(0 == ~init__r121~0 % 256);~init__tmp~0 := 1; {339#true} is VALID [2020-07-08 13:00:53,967 INFO L280 TraceCheckUtils]: 7: Hoare triple {339#true} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {339#true} is VALID [2020-07-08 13:00:53,968 INFO L280 TraceCheckUtils]: 8: Hoare triple {339#true} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {339#true} is VALID [2020-07-08 13:00:53,969 INFO L280 TraceCheckUtils]: 9: Hoare triple {339#true} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {339#true} is VALID [2020-07-08 13:00:53,969 INFO L280 TraceCheckUtils]: 10: Hoare triple {339#true} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {339#true} is VALID [2020-07-08 13:00:53,970 INFO L280 TraceCheckUtils]: 11: Hoare triple {339#true} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {339#true} is VALID [2020-07-08 13:00:53,970 INFO L280 TraceCheckUtils]: 12: Hoare triple {339#true} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {339#true} is VALID [2020-07-08 13:00:53,971 INFO L280 TraceCheckUtils]: 13: Hoare triple {339#true} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {339#true} is VALID [2020-07-08 13:00:53,971 INFO L280 TraceCheckUtils]: 14: Hoare triple {339#true} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {339#true} is VALID [2020-07-08 13:00:53,972 INFO L280 TraceCheckUtils]: 15: Hoare triple {339#true} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {339#true} is VALID [2020-07-08 13:00:53,972 INFO L280 TraceCheckUtils]: 16: Hoare triple {339#true} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {339#true} is VALID [2020-07-08 13:00:53,972 INFO L280 TraceCheckUtils]: 17: Hoare triple {339#true} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {339#true} is VALID [2020-07-08 13:00:53,973 INFO L280 TraceCheckUtils]: 18: Hoare triple {339#true} assume ~id1~0 != ~id2~0; {339#true} is VALID [2020-07-08 13:00:53,974 INFO L280 TraceCheckUtils]: 19: Hoare triple {339#true} assume ~id1~0 != ~id3~0; {339#true} is VALID [2020-07-08 13:00:53,975 INFO L280 TraceCheckUtils]: 20: Hoare triple {339#true} assume ~id2~0 != ~id3~0; {339#true} is VALID [2020-07-08 13:00:53,975 INFO L280 TraceCheckUtils]: 21: Hoare triple {339#true} assume ~id1~0 >= 0; {339#true} is VALID [2020-07-08 13:00:53,978 INFO L280 TraceCheckUtils]: 22: Hoare triple {339#true} assume ~id2~0 >= 0; {339#true} is VALID [2020-07-08 13:00:53,978 INFO L280 TraceCheckUtils]: 23: Hoare triple {339#true} assume ~id3~0 >= 0; {339#true} is VALID [2020-07-08 13:00:53,979 INFO L280 TraceCheckUtils]: 24: Hoare triple {339#true} assume 0 == ~r1~0; {339#true} is VALID [2020-07-08 13:00:53,979 INFO L280 TraceCheckUtils]: 25: Hoare triple {339#true} assume 0 == ~r2~0; {339#true} is VALID [2020-07-08 13:00:53,980 INFO L280 TraceCheckUtils]: 26: Hoare triple {339#true} assume 0 == ~r3~0; {339#true} is VALID [2020-07-08 13:00:53,980 INFO L280 TraceCheckUtils]: 27: Hoare triple {339#true} assume ~max1~0 == ~id1~0; {339#true} is VALID [2020-07-08 13:00:53,980 INFO L280 TraceCheckUtils]: 28: Hoare triple {339#true} assume ~max2~0 == ~id2~0; {339#true} is VALID [2020-07-08 13:00:53,982 INFO L280 TraceCheckUtils]: 29: Hoare triple {339#true} assume ~max3~0 == ~id3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,983 INFO L280 TraceCheckUtils]: 30: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st1~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,983 INFO L280 TraceCheckUtils]: 31: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,984 INFO L280 TraceCheckUtils]: 32: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,986 INFO L280 TraceCheckUtils]: 33: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl1~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,987 INFO L280 TraceCheckUtils]: 34: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,987 INFO L280 TraceCheckUtils]: 35: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,988 INFO L280 TraceCheckUtils]: 36: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~mode1~0 % 256; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,989 INFO L280 TraceCheckUtils]: 37: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~mode2~0 % 256; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,991 INFO L280 TraceCheckUtils]: 38: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~mode3~0 % 256; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,992 INFO L280 TraceCheckUtils]: 39: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~newmax1~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,992 INFO L280 TraceCheckUtils]: 40: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~newmax2~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,993 INFO L280 TraceCheckUtils]: 41: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,994 INFO L280 TraceCheckUtils]: 42: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 != ~main__i2~0;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~main__i2~0 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,996 INFO L280 TraceCheckUtils]: 43: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,998 INFO L280 TraceCheckUtils]: 44: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode1~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:53,999 INFO L280 TraceCheckUtils]: 45: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,000 INFO L280 TraceCheckUtils]: 46: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep12~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,002 INFO L280 TraceCheckUtils]: 47: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep13~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,006 INFO L280 TraceCheckUtils]: 48: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,007 INFO L280 TraceCheckUtils]: 49: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode2~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,008 INFO L280 TraceCheckUtils]: 50: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r2~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,009 INFO L280 TraceCheckUtils]: 51: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep21~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,010 INFO L280 TraceCheckUtils]: 52: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep23~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,011 INFO L280 TraceCheckUtils]: 53: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,012 INFO L280 TraceCheckUtils]: 54: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode3~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,012 INFO L280 TraceCheckUtils]: 55: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r3~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,013 INFO L280 TraceCheckUtils]: 56: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep31~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,014 INFO L280 TraceCheckUtils]: 57: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep32~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,016 INFO L280 TraceCheckUtils]: 58: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,020 INFO L280 TraceCheckUtils]: 59: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,022 INFO L280 TraceCheckUtils]: 60: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~nl1~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,024 INFO L280 TraceCheckUtils]: 61: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st2~0 + ~nl2~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,025 INFO L280 TraceCheckUtils]: 62: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st3~0 + ~nl3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,027 INFO L280 TraceCheckUtils]: 63: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,028 INFO L280 TraceCheckUtils]: 64: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,029 INFO L280 TraceCheckUtils]: 65: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,030 INFO L280 TraceCheckUtils]: 66: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,031 INFO L280 TraceCheckUtils]: 67: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,033 INFO L280 TraceCheckUtils]: 68: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,034 INFO L280 TraceCheckUtils]: 69: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,035 INFO L280 TraceCheckUtils]: 70: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,036 INFO L280 TraceCheckUtils]: 71: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,037 INFO L280 TraceCheckUtils]: 72: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep21~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,039 INFO L280 TraceCheckUtils]: 73: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep31~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,040 INFO L280 TraceCheckUtils]: 74: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax1~0 := ~node1__newmax~1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,041 INFO L280 TraceCheckUtils]: 75: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,041 INFO L280 TraceCheckUtils]: 76: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,042 INFO L280 TraceCheckUtils]: 77: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep12~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,044 INFO L280 TraceCheckUtils]: 78: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep32~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,047 INFO L280 TraceCheckUtils]: 79: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax2~0 := ~node2__newmax~1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,049 INFO L280 TraceCheckUtils]: 80: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,050 INFO L280 TraceCheckUtils]: 81: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,051 INFO L280 TraceCheckUtils]: 82: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep13~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,053 INFO L280 TraceCheckUtils]: 83: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep23~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,054 INFO L280 TraceCheckUtils]: 84: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax3~0 := ~node3__newmax~1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,055 INFO L280 TraceCheckUtils]: 85: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(2 == ~r3~0);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,056 INFO L280 TraceCheckUtils]: 86: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,058 INFO L280 TraceCheckUtils]: 87: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~nl1~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,059 INFO L280 TraceCheckUtils]: 88: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st2~0 + ~nl2~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,060 INFO L280 TraceCheckUtils]: 89: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st3~0 + ~nl3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,061 INFO L280 TraceCheckUtils]: 90: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,062 INFO L280 TraceCheckUtils]: 91: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,064 INFO L280 TraceCheckUtils]: 92: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,065 INFO L280 TraceCheckUtils]: 93: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,066 INFO L280 TraceCheckUtils]: 94: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,067 INFO L280 TraceCheckUtils]: 95: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,068 INFO L280 TraceCheckUtils]: 96: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,069 INFO L280 TraceCheckUtils]: 97: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,070 INFO L280 TraceCheckUtils]: 98: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode1~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,071 INFO L280 TraceCheckUtils]: 99: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,072 INFO L280 TraceCheckUtils]: 100: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep12~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,073 INFO L280 TraceCheckUtils]: 101: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep13~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,074 INFO L280 TraceCheckUtils]: 102: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,075 INFO L280 TraceCheckUtils]: 103: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode2~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,080 INFO L280 TraceCheckUtils]: 104: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r2~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,081 INFO L280 TraceCheckUtils]: 105: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep21~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,082 INFO L280 TraceCheckUtils]: 106: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep23~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,083 INFO L280 TraceCheckUtils]: 107: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,084 INFO L280 TraceCheckUtils]: 108: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~mode3~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,085 INFO L280 TraceCheckUtils]: 109: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r3~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,087 INFO L280 TraceCheckUtils]: 110: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep31~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,088 INFO L280 TraceCheckUtils]: 111: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep32~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,090 INFO L280 TraceCheckUtils]: 112: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,091 INFO L280 TraceCheckUtils]: 113: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,093 INFO L280 TraceCheckUtils]: 114: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st1~0 + ~nl1~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,094 INFO L280 TraceCheckUtils]: 115: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st2~0 + ~nl2~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,094 INFO L280 TraceCheckUtils]: 116: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~st3~0 + ~nl3~0 <= 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,097 INFO L280 TraceCheckUtils]: 117: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,109 INFO L280 TraceCheckUtils]: 118: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,111 INFO L280 TraceCheckUtils]: 119: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,112 INFO L280 TraceCheckUtils]: 120: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~r1~0 >= 2); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,113 INFO L280 TraceCheckUtils]: 121: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,114 INFO L280 TraceCheckUtils]: 122: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,122 INFO L280 TraceCheckUtils]: 123: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,124 INFO L280 TraceCheckUtils]: 124: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,126 INFO L280 TraceCheckUtils]: 125: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,127 INFO L280 TraceCheckUtils]: 126: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep21~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,128 INFO L280 TraceCheckUtils]: 127: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep31~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,129 INFO L280 TraceCheckUtils]: 128: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax1~0 := ~node1__newmax~3; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,129 INFO L280 TraceCheckUtils]: 129: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 2 == ~r1~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,130 INFO L280 TraceCheckUtils]: 130: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~max1~0 == ~id1~0;~st1~0 := 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,131 INFO L280 TraceCheckUtils]: 131: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,133 INFO L280 TraceCheckUtils]: 132: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,134 INFO L280 TraceCheckUtils]: 133: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep12~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,135 INFO L280 TraceCheckUtils]: 134: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep32~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,136 INFO L280 TraceCheckUtils]: 135: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax2~0 := ~node2__newmax~3; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,137 INFO L280 TraceCheckUtils]: 136: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 2 == ~r2~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,138 INFO L280 TraceCheckUtils]: 137: Hoare triple {344#(= ~max3~0 ~id3~0)} assume ~max2~0 == ~id2~0;~st2~0 := 1; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,139 INFO L280 TraceCheckUtils]: 138: Hoare triple {344#(= ~max3~0 ~id3~0)} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,140 INFO L280 TraceCheckUtils]: 139: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,141 INFO L280 TraceCheckUtils]: 140: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep13~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,142 INFO L280 TraceCheckUtils]: 141: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !!(0 == ~ep23~0 % 256); {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,142 INFO L280 TraceCheckUtils]: 142: Hoare triple {344#(= ~max3~0 ~id3~0)} ~newmax3~0 := ~node3__newmax~3; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,143 INFO L280 TraceCheckUtils]: 143: Hoare triple {344#(= ~max3~0 ~id3~0)} assume 2 == ~r3~0; {344#(= ~max3~0 ~id3~0)} is VALID [2020-07-08 13:00:54,144 INFO L280 TraceCheckUtils]: 144: Hoare triple {344#(= ~max3~0 ~id3~0)} assume !(~max3~0 == ~id3~0);~nl3~0 := 1; {340#false} is VALID [2020-07-08 13:00:54,145 INFO L280 TraceCheckUtils]: 145: Hoare triple {340#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~3; {340#false} is VALID [2020-07-08 13:00:54,145 INFO L280 TraceCheckUtils]: 146: Hoare triple {340#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {340#false} is VALID [2020-07-08 13:00:54,145 INFO L280 TraceCheckUtils]: 147: Hoare triple {340#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {340#false} is VALID [2020-07-08 13:00:54,146 INFO L280 TraceCheckUtils]: 148: Hoare triple {340#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {340#false} is VALID [2020-07-08 13:00:54,146 INFO L280 TraceCheckUtils]: 149: Hoare triple {340#false} assume 0 == ~assert__arg~3 % 256; {340#false} is VALID [2020-07-08 13:00:54,148 INFO L280 TraceCheckUtils]: 150: Hoare triple {340#false} assume !false; {340#false} is VALID [2020-07-08 13:00:54,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 13:00:54,207 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691453089] [2020-07-08 13:00:54,208 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 13:00:54,209 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 13:00:54,210 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086321110] [2020-07-08 13:00:54,219 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 151 [2020-07-08 13:00:54,226 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 13:00:54,231 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 13:00:54,502 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 151 edges. 151 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:00:54,502 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 13:00:54,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 13:00:54,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 13:00:54,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 13:00:54,515 INFO L87 Difference]: Start difference. First operand 336 states. Second operand 4 states. [2020-07-08 13:00:54,925 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-07-08 13:00:59,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:00:59,276 INFO L93 Difference]: Finished difference Result 649 states and 1122 transitions. [2020-07-08 13:00:59,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 13:00:59,276 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 151 [2020-07-08 13:00:59,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 13:00:59,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 13:00:59,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1122 transitions. [2020-07-08 13:00:59,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 13:00:59,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1122 transitions. [2020-07-08 13:00:59,335 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1122 transitions. [2020-07-08 13:01:00,694 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1122 edges. 1122 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:01:00,762 INFO L225 Difference]: With dead ends: 649 [2020-07-08 13:01:00,762 INFO L226 Difference]: Without dead ends: 534 [2020-07-08 13:01:00,767 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 [2020-07-08 13:01:00,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2020-07-08 13:01:01,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 532. [2020-07-08 13:01:01,038 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 13:01:01,039 INFO L82 GeneralOperation]: Start isEquivalent. First operand 534 states. Second operand 532 states. [2020-07-08 13:01:01,040 INFO L74 IsIncluded]: Start isIncluded. First operand 534 states. Second operand 532 states. [2020-07-08 13:01:01,040 INFO L87 Difference]: Start difference. First operand 534 states. Second operand 532 states. [2020-07-08 13:01:01,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:01,078 INFO L93 Difference]: Finished difference Result 534 states and 798 transitions. [2020-07-08 13:01:01,078 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 798 transitions. [2020-07-08 13:01:01,083 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:01:01,084 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:01:01,084 INFO L74 IsIncluded]: Start isIncluded. First operand 532 states. Second operand 534 states. [2020-07-08 13:01:01,084 INFO L87 Difference]: Start difference. First operand 532 states. Second operand 534 states. [2020-07-08 13:01:01,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:01,120 INFO L93 Difference]: Finished difference Result 534 states and 798 transitions. [2020-07-08 13:01:01,121 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 798 transitions. [2020-07-08 13:01:01,123 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:01:01,123 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:01:01,123 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 13:01:01,124 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 13:01:01,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2020-07-08 13:01:01,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 797 transitions. [2020-07-08 13:01:01,162 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 797 transitions. Word has length 151 [2020-07-08 13:01:01,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 13:01:01,163 INFO L479 AbstractCegarLoop]: Abstraction has 532 states and 797 transitions. [2020-07-08 13:01:01,163 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 13:01:01,164 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 797 transitions. [2020-07-08 13:01:01,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-07-08 13:01:01,166 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 13:01:01,167 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] [2020-07-08 13:01:01,167 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 13:01:01,168 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 13:01:01,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 13:01:01,168 INFO L82 PathProgramCache]: Analyzing trace with hash 623105739, now seen corresponding path program 1 times [2020-07-08 13:01:01,168 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 13:01:01,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296442909] [2020-07-08 13:01:01,169 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 13:01:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:01:02,004 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-08 13:01:02,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:01:02,066 INFO L280 TraceCheckUtils]: 0: Hoare triple {2972#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {2965#true} is VALID [2020-07-08 13:01:02,067 INFO L280 TraceCheckUtils]: 1: Hoare triple {2965#true} assume true; {2965#true} is VALID [2020-07-08 13:01:02,067 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2965#true} {2965#true} #1358#return; {2965#true} is VALID [2020-07-08 13:01:02,073 INFO L263 TraceCheckUtils]: 0: Hoare triple {2965#true} call ULTIMATE.init(); {2972#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-08 13:01:02,073 INFO L280 TraceCheckUtils]: 1: Hoare triple {2972#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {2965#true} is VALID [2020-07-08 13:01:02,074 INFO L280 TraceCheckUtils]: 2: Hoare triple {2965#true} assume true; {2965#true} is VALID [2020-07-08 13:01:02,074 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2965#true} {2965#true} #1358#return; {2965#true} is VALID [2020-07-08 13:01:02,074 INFO L263 TraceCheckUtils]: 4: Hoare triple {2965#true} call #t~ret30 := main(); {2965#true} is VALID [2020-07-08 13:01:02,077 INFO L280 TraceCheckUtils]: 5: Hoare triple {2965#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {2970#(= ~ep12~0 main_~init__r121~0)} is VALID [2020-07-08 13:01:02,078 INFO L280 TraceCheckUtils]: 6: Hoare triple {2970#(= ~ep12~0 main_~init__r121~0)} assume !(0 == ~init__r121~0 % 256);~init__tmp~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,079 INFO L280 TraceCheckUtils]: 7: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,079 INFO L280 TraceCheckUtils]: 8: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,080 INFO L280 TraceCheckUtils]: 9: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,081 INFO L280 TraceCheckUtils]: 10: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,081 INFO L280 TraceCheckUtils]: 11: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,082 INFO L280 TraceCheckUtils]: 12: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,083 INFO L280 TraceCheckUtils]: 13: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,083 INFO L280 TraceCheckUtils]: 14: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,084 INFO L280 TraceCheckUtils]: 15: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,085 INFO L280 TraceCheckUtils]: 16: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,085 INFO L280 TraceCheckUtils]: 17: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,086 INFO L280 TraceCheckUtils]: 18: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id1~0 != ~id2~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,087 INFO L280 TraceCheckUtils]: 19: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id1~0 != ~id3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,087 INFO L280 TraceCheckUtils]: 20: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id2~0 != ~id3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,088 INFO L280 TraceCheckUtils]: 21: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id1~0 >= 0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,089 INFO L280 TraceCheckUtils]: 22: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id2~0 >= 0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,089 INFO L280 TraceCheckUtils]: 23: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~id3~0 >= 0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,090 INFO L280 TraceCheckUtils]: 24: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~r1~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,090 INFO L280 TraceCheckUtils]: 25: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~r2~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,091 INFO L280 TraceCheckUtils]: 26: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~r3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,092 INFO L280 TraceCheckUtils]: 27: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~max1~0 == ~id1~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,092 INFO L280 TraceCheckUtils]: 28: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~max2~0 == ~id2~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,093 INFO L280 TraceCheckUtils]: 29: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~max3~0 == ~id3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,094 INFO L280 TraceCheckUtils]: 30: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~st1~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,094 INFO L280 TraceCheckUtils]: 31: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~st2~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,095 INFO L280 TraceCheckUtils]: 32: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~st3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,095 INFO L280 TraceCheckUtils]: 33: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~nl1~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,096 INFO L280 TraceCheckUtils]: 34: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~nl2~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,100 INFO L280 TraceCheckUtils]: 35: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~nl3~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,101 INFO L280 TraceCheckUtils]: 36: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~mode1~0 % 256; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,102 INFO L280 TraceCheckUtils]: 37: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~mode2~0 % 256; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,103 INFO L280 TraceCheckUtils]: 38: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 == ~mode3~0 % 256; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,103 INFO L280 TraceCheckUtils]: 39: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~newmax1~0 % 256); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,104 INFO L280 TraceCheckUtils]: 40: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~newmax2~0 % 256); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,104 INFO L280 TraceCheckUtils]: 41: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,105 INFO L280 TraceCheckUtils]: 42: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume 0 != ~main__i2~0;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~main__i2~0 := 0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,105 INFO L280 TraceCheckUtils]: 43: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,106 INFO L280 TraceCheckUtils]: 44: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !!(0 == ~mode1~0 % 256); {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,107 INFO L280 TraceCheckUtils]: 45: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume ~r1~0 < 2; {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} is VALID [2020-07-08 13:01:02,108 INFO L280 TraceCheckUtils]: 46: Hoare triple {2971#(<= (+ (* 256 (div ~ep12~0 256)) 1) ~ep12~0)} assume !!(0 == ~ep12~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,109 INFO L280 TraceCheckUtils]: 47: Hoare triple {2966#false} assume !!(0 == ~ep13~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,109 INFO L280 TraceCheckUtils]: 48: Hoare triple {2966#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {2966#false} is VALID [2020-07-08 13:01:02,109 INFO L280 TraceCheckUtils]: 49: Hoare triple {2966#false} assume !!(0 == ~mode2~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,109 INFO L280 TraceCheckUtils]: 50: Hoare triple {2966#false} assume ~r2~0 < 2; {2966#false} is VALID [2020-07-08 13:01:02,110 INFO L280 TraceCheckUtils]: 51: Hoare triple {2966#false} assume !!(0 == ~ep21~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,110 INFO L280 TraceCheckUtils]: 52: Hoare triple {2966#false} assume !!(0 == ~ep23~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,111 INFO L280 TraceCheckUtils]: 53: Hoare triple {2966#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {2966#false} is VALID [2020-07-08 13:01:02,111 INFO L280 TraceCheckUtils]: 54: Hoare triple {2966#false} assume !!(0 == ~mode3~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,111 INFO L280 TraceCheckUtils]: 55: Hoare triple {2966#false} assume ~r3~0 < 2; {2966#false} is VALID [2020-07-08 13:01:02,112 INFO L280 TraceCheckUtils]: 56: Hoare triple {2966#false} assume !!(0 == ~ep31~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,112 INFO L280 TraceCheckUtils]: 57: Hoare triple {2966#false} assume !!(0 == ~ep32~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,112 INFO L280 TraceCheckUtils]: 58: Hoare triple {2966#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~0; {2966#false} is VALID [2020-07-08 13:01:02,112 INFO L280 TraceCheckUtils]: 59: Hoare triple {2966#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,113 INFO L280 TraceCheckUtils]: 60: Hoare triple {2966#false} assume ~st1~0 + ~nl1~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,113 INFO L280 TraceCheckUtils]: 61: Hoare triple {2966#false} assume ~st2~0 + ~nl2~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,113 INFO L280 TraceCheckUtils]: 62: Hoare triple {2966#false} assume ~st3~0 + ~nl3~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,113 INFO L280 TraceCheckUtils]: 63: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-08 13:01:02,114 INFO L280 TraceCheckUtils]: 64: Hoare triple {2966#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {2966#false} is VALID [2020-07-08 13:01:02,114 INFO L280 TraceCheckUtils]: 65: Hoare triple {2966#false} assume ~r1~0 < 2; {2966#false} is VALID [2020-07-08 13:01:02,114 INFO L280 TraceCheckUtils]: 66: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-08 13:01:02,114 INFO L280 TraceCheckUtils]: 67: Hoare triple {2966#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {2966#false} is VALID [2020-07-08 13:01:02,115 INFO L280 TraceCheckUtils]: 68: Hoare triple {2966#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {2966#false} is VALID [2020-07-08 13:01:02,115 INFO L280 TraceCheckUtils]: 69: Hoare triple {2966#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {2966#false} is VALID [2020-07-08 13:01:02,115 INFO L280 TraceCheckUtils]: 70: Hoare triple {2966#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {2966#false} is VALID [2020-07-08 13:01:02,116 INFO L280 TraceCheckUtils]: 71: Hoare triple {2966#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {2966#false} is VALID [2020-07-08 13:01:02,116 INFO L280 TraceCheckUtils]: 72: Hoare triple {2966#false} assume !!(0 == ~ep21~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,116 INFO L280 TraceCheckUtils]: 73: Hoare triple {2966#false} assume !!(0 == ~ep31~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,116 INFO L280 TraceCheckUtils]: 74: Hoare triple {2966#false} ~newmax1~0 := ~node1__newmax~1; {2966#false} is VALID [2020-07-08 13:01:02,117 INFO L280 TraceCheckUtils]: 75: Hoare triple {2966#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {2966#false} is VALID [2020-07-08 13:01:02,117 INFO L280 TraceCheckUtils]: 76: Hoare triple {2966#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {2966#false} is VALID [2020-07-08 13:01:02,117 INFO L280 TraceCheckUtils]: 77: Hoare triple {2966#false} assume !!(0 == ~ep12~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,117 INFO L280 TraceCheckUtils]: 78: Hoare triple {2966#false} assume !!(0 == ~ep32~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,118 INFO L280 TraceCheckUtils]: 79: Hoare triple {2966#false} ~newmax2~0 := ~node2__newmax~1; {2966#false} is VALID [2020-07-08 13:01:02,118 INFO L280 TraceCheckUtils]: 80: Hoare triple {2966#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {2966#false} is VALID [2020-07-08 13:01:02,118 INFO L280 TraceCheckUtils]: 81: Hoare triple {2966#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {2966#false} is VALID [2020-07-08 13:01:02,119 INFO L280 TraceCheckUtils]: 82: Hoare triple {2966#false} assume !!(0 == ~ep13~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,119 INFO L280 TraceCheckUtils]: 83: Hoare triple {2966#false} assume !!(0 == ~ep23~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,119 INFO L280 TraceCheckUtils]: 84: Hoare triple {2966#false} ~newmax3~0 := ~node3__newmax~1; {2966#false} is VALID [2020-07-08 13:01:02,119 INFO L280 TraceCheckUtils]: 85: Hoare triple {2966#false} assume !(2 == ~r3~0);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {2966#false} is VALID [2020-07-08 13:01:02,119 INFO L280 TraceCheckUtils]: 86: Hoare triple {2966#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,120 INFO L280 TraceCheckUtils]: 87: Hoare triple {2966#false} assume ~st1~0 + ~nl1~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,120 INFO L280 TraceCheckUtils]: 88: Hoare triple {2966#false} assume ~st2~0 + ~nl2~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,120 INFO L280 TraceCheckUtils]: 89: Hoare triple {2966#false} assume ~st3~0 + ~nl3~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,120 INFO L280 TraceCheckUtils]: 90: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-08 13:01:02,120 INFO L280 TraceCheckUtils]: 91: Hoare triple {2966#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {2966#false} is VALID [2020-07-08 13:01:02,120 INFO L280 TraceCheckUtils]: 92: Hoare triple {2966#false} assume ~r1~0 < 2; {2966#false} is VALID [2020-07-08 13:01:02,121 INFO L280 TraceCheckUtils]: 93: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-08 13:01:02,121 INFO L280 TraceCheckUtils]: 94: Hoare triple {2966#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {2966#false} is VALID [2020-07-08 13:01:02,121 INFO L280 TraceCheckUtils]: 95: Hoare triple {2966#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {2966#false} is VALID [2020-07-08 13:01:02,121 INFO L280 TraceCheckUtils]: 96: Hoare triple {2966#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {2966#false} is VALID [2020-07-08 13:01:02,122 INFO L280 TraceCheckUtils]: 97: Hoare triple {2966#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {2966#false} is VALID [2020-07-08 13:01:02,122 INFO L280 TraceCheckUtils]: 98: Hoare triple {2966#false} assume !!(0 == ~mode1~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,122 INFO L280 TraceCheckUtils]: 99: Hoare triple {2966#false} assume ~r1~0 < 2; {2966#false} is VALID [2020-07-08 13:01:02,123 INFO L280 TraceCheckUtils]: 100: Hoare triple {2966#false} assume !!(0 == ~ep12~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,123 INFO L280 TraceCheckUtils]: 101: Hoare triple {2966#false} assume !!(0 == ~ep13~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,123 INFO L280 TraceCheckUtils]: 102: Hoare triple {2966#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {2966#false} is VALID [2020-07-08 13:01:02,123 INFO L280 TraceCheckUtils]: 103: Hoare triple {2966#false} assume !!(0 == ~mode2~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,124 INFO L280 TraceCheckUtils]: 104: Hoare triple {2966#false} assume ~r2~0 < 2; {2966#false} is VALID [2020-07-08 13:01:02,124 INFO L280 TraceCheckUtils]: 105: Hoare triple {2966#false} assume !!(0 == ~ep21~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,124 INFO L280 TraceCheckUtils]: 106: Hoare triple {2966#false} assume !!(0 == ~ep23~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,124 INFO L280 TraceCheckUtils]: 107: Hoare triple {2966#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {2966#false} is VALID [2020-07-08 13:01:02,125 INFO L280 TraceCheckUtils]: 108: Hoare triple {2966#false} assume !!(0 == ~mode3~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,125 INFO L280 TraceCheckUtils]: 109: Hoare triple {2966#false} assume ~r3~0 < 2; {2966#false} is VALID [2020-07-08 13:01:02,125 INFO L280 TraceCheckUtils]: 110: Hoare triple {2966#false} assume !!(0 == ~ep31~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,125 INFO L280 TraceCheckUtils]: 111: Hoare triple {2966#false} assume !!(0 == ~ep32~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,126 INFO L280 TraceCheckUtils]: 112: Hoare triple {2966#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~2; {2966#false} is VALID [2020-07-08 13:01:02,126 INFO L280 TraceCheckUtils]: 113: Hoare triple {2966#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,126 INFO L280 TraceCheckUtils]: 114: Hoare triple {2966#false} assume ~st1~0 + ~nl1~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,127 INFO L280 TraceCheckUtils]: 115: Hoare triple {2966#false} assume ~st2~0 + ~nl2~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,127 INFO L280 TraceCheckUtils]: 116: Hoare triple {2966#false} assume ~st3~0 + ~nl3~0 <= 1; {2966#false} is VALID [2020-07-08 13:01:02,127 INFO L280 TraceCheckUtils]: 117: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-08 13:01:02,127 INFO L280 TraceCheckUtils]: 118: Hoare triple {2966#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {2966#false} is VALID [2020-07-08 13:01:02,128 INFO L280 TraceCheckUtils]: 119: Hoare triple {2966#false} assume ~r1~0 < 2; {2966#false} is VALID [2020-07-08 13:01:02,128 INFO L280 TraceCheckUtils]: 120: Hoare triple {2966#false} assume !(~r1~0 >= 2); {2966#false} is VALID [2020-07-08 13:01:02,128 INFO L280 TraceCheckUtils]: 121: Hoare triple {2966#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {2966#false} is VALID [2020-07-08 13:01:02,128 INFO L280 TraceCheckUtils]: 122: Hoare triple {2966#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {2966#false} is VALID [2020-07-08 13:01:02,129 INFO L280 TraceCheckUtils]: 123: Hoare triple {2966#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {2966#false} is VALID [2020-07-08 13:01:02,129 INFO L280 TraceCheckUtils]: 124: Hoare triple {2966#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {2966#false} is VALID [2020-07-08 13:01:02,129 INFO L280 TraceCheckUtils]: 125: Hoare triple {2966#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {2966#false} is VALID [2020-07-08 13:01:02,129 INFO L280 TraceCheckUtils]: 126: Hoare triple {2966#false} assume !!(0 == ~ep21~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,130 INFO L280 TraceCheckUtils]: 127: Hoare triple {2966#false} assume !!(0 == ~ep31~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,130 INFO L280 TraceCheckUtils]: 128: Hoare triple {2966#false} ~newmax1~0 := ~node1__newmax~3; {2966#false} is VALID [2020-07-08 13:01:02,130 INFO L280 TraceCheckUtils]: 129: Hoare triple {2966#false} assume 2 == ~r1~0; {2966#false} is VALID [2020-07-08 13:01:02,131 INFO L280 TraceCheckUtils]: 130: Hoare triple {2966#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {2966#false} is VALID [2020-07-08 13:01:02,131 INFO L280 TraceCheckUtils]: 131: Hoare triple {2966#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {2966#false} is VALID [2020-07-08 13:01:02,131 INFO L280 TraceCheckUtils]: 132: Hoare triple {2966#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {2966#false} is VALID [2020-07-08 13:01:02,131 INFO L280 TraceCheckUtils]: 133: Hoare triple {2966#false} assume !!(0 == ~ep12~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,132 INFO L280 TraceCheckUtils]: 134: Hoare triple {2966#false} assume !!(0 == ~ep32~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,132 INFO L280 TraceCheckUtils]: 135: Hoare triple {2966#false} ~newmax2~0 := ~node2__newmax~3; {2966#false} is VALID [2020-07-08 13:01:02,132 INFO L280 TraceCheckUtils]: 136: Hoare triple {2966#false} assume 2 == ~r2~0; {2966#false} is VALID [2020-07-08 13:01:02,132 INFO L280 TraceCheckUtils]: 137: Hoare triple {2966#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {2966#false} is VALID [2020-07-08 13:01:02,133 INFO L280 TraceCheckUtils]: 138: Hoare triple {2966#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {2966#false} is VALID [2020-07-08 13:01:02,133 INFO L280 TraceCheckUtils]: 139: Hoare triple {2966#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {2966#false} is VALID [2020-07-08 13:01:02,133 INFO L280 TraceCheckUtils]: 140: Hoare triple {2966#false} assume !!(0 == ~ep13~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,133 INFO L280 TraceCheckUtils]: 141: Hoare triple {2966#false} assume !!(0 == ~ep23~0 % 256); {2966#false} is VALID [2020-07-08 13:01:02,134 INFO L280 TraceCheckUtils]: 142: Hoare triple {2966#false} ~newmax3~0 := ~node3__newmax~3; {2966#false} is VALID [2020-07-08 13:01:02,134 INFO L280 TraceCheckUtils]: 143: Hoare triple {2966#false} assume 2 == ~r3~0; {2966#false} is VALID [2020-07-08 13:01:02,134 INFO L280 TraceCheckUtils]: 144: Hoare triple {2966#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {2966#false} is VALID [2020-07-08 13:01:02,134 INFO L280 TraceCheckUtils]: 145: Hoare triple {2966#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~3; {2966#false} is VALID [2020-07-08 13:01:02,135 INFO L280 TraceCheckUtils]: 146: Hoare triple {2966#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {2966#false} is VALID [2020-07-08 13:01:02,135 INFO L280 TraceCheckUtils]: 147: Hoare triple {2966#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {2966#false} is VALID [2020-07-08 13:01:02,135 INFO L280 TraceCheckUtils]: 148: Hoare triple {2966#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {2966#false} is VALID [2020-07-08 13:01:02,135 INFO L280 TraceCheckUtils]: 149: Hoare triple {2966#false} assume 0 == ~assert__arg~3 % 256; {2966#false} is VALID [2020-07-08 13:01:02,135 INFO L280 TraceCheckUtils]: 150: Hoare triple {2966#false} assume !false; {2966#false} is VALID [2020-07-08 13:01:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 13:01:02,177 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296442909] [2020-07-08 13:01:02,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 13:01:02,177 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 13:01:02,178 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942944350] [2020-07-08 13:01:02,180 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2020-07-08 13:01:02,181 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 13:01:02,181 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 13:01:02,390 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 151 edges. 151 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:01:02,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 13:01:02,391 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 13:01:02,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 13:01:02,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-08 13:01:02,392 INFO L87 Difference]: Start difference. First operand 532 states and 797 transitions. Second operand 5 states. [2020-07-08 13:01:09,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:09,010 INFO L93 Difference]: Finished difference Result 1543 states and 2308 transitions. [2020-07-08 13:01:09,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 13:01:09,010 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2020-07-08 13:01:09,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 13:01:09,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 13:01:09,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1410 transitions. [2020-07-08 13:01:09,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 13:01:09,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1410 transitions. [2020-07-08 13:01:09,080 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1410 transitions. [2020-07-08 13:01:10,888 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1410 edges. 1410 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:01:11,008 INFO L225 Difference]: With dead ends: 1543 [2020-07-08 13:01:11,009 INFO L226 Difference]: Without dead ends: 1024 [2020-07-08 13:01:11,013 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 13:01:11,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2020-07-08 13:01:11,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 1022. [2020-07-08 13:01:11,563 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 13:01:11,563 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1024 states. Second operand 1022 states. [2020-07-08 13:01:11,563 INFO L74 IsIncluded]: Start isIncluded. First operand 1024 states. Second operand 1022 states. [2020-07-08 13:01:11,563 INFO L87 Difference]: Start difference. First operand 1024 states. Second operand 1022 states. [2020-07-08 13:01:11,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:11,676 INFO L93 Difference]: Finished difference Result 1024 states and 1518 transitions. [2020-07-08 13:01:11,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1518 transitions. [2020-07-08 13:01:11,735 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:01:11,736 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:01:11,736 INFO L74 IsIncluded]: Start isIncluded. First operand 1022 states. Second operand 1024 states. [2020-07-08 13:01:11,737 INFO L87 Difference]: Start difference. First operand 1022 states. Second operand 1024 states. [2020-07-08 13:01:11,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:11,861 INFO L93 Difference]: Finished difference Result 1024 states and 1518 transitions. [2020-07-08 13:01:11,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1518 transitions. [2020-07-08 13:01:11,865 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:01:11,866 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:01:11,866 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 13:01:11,866 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 13:01:11,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1022 states. [2020-07-08 13:01:11,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1517 transitions. [2020-07-08 13:01:11,986 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1517 transitions. Word has length 151 [2020-07-08 13:01:11,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 13:01:11,987 INFO L479 AbstractCegarLoop]: Abstraction has 1022 states and 1517 transitions. [2020-07-08 13:01:11,987 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 13:01:11,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1517 transitions. [2020-07-08 13:01:11,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-07-08 13:01:11,996 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 13:01:11,998 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] [2020-07-08 13:01:11,999 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 13:01:11,999 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 13:01:12,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 13:01:12,000 INFO L82 PathProgramCache]: Analyzing trace with hash -1496630273, now seen corresponding path program 1 times [2020-07-08 13:01:12,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 13:01:12,001 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929328154] [2020-07-08 13:01:12,001 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 13:01:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:01:12,485 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-08 13:01:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:01:12,555 INFO L280 TraceCheckUtils]: 0: Hoare triple {8383#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {8377#true} is VALID [2020-07-08 13:01:12,556 INFO L280 TraceCheckUtils]: 1: Hoare triple {8377#true} assume true; {8377#true} is VALID [2020-07-08 13:01:12,556 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {8377#true} {8377#true} #1358#return; {8377#true} is VALID [2020-07-08 13:01:12,564 INFO L263 TraceCheckUtils]: 0: Hoare triple {8377#true} call ULTIMATE.init(); {8383#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-08 13:01:12,565 INFO L280 TraceCheckUtils]: 1: Hoare triple {8383#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {8377#true} is VALID [2020-07-08 13:01:12,566 INFO L280 TraceCheckUtils]: 2: Hoare triple {8377#true} assume true; {8377#true} is VALID [2020-07-08 13:01:12,566 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {8377#true} {8377#true} #1358#return; {8377#true} is VALID [2020-07-08 13:01:12,567 INFO L263 TraceCheckUtils]: 4: Hoare triple {8377#true} call #t~ret30 := main(); {8377#true} is VALID [2020-07-08 13:01:12,567 INFO L280 TraceCheckUtils]: 5: Hoare triple {8377#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {8377#true} is VALID [2020-07-08 13:01:12,567 INFO L280 TraceCheckUtils]: 6: Hoare triple {8377#true} assume !!(0 == ~init__r121~0 % 256); {8377#true} is VALID [2020-07-08 13:01:12,569 INFO L280 TraceCheckUtils]: 7: Hoare triple {8377#true} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {8382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} is VALID [2020-07-08 13:01:12,571 INFO L280 TraceCheckUtils]: 8: Hoare triple {8382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {8382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} is VALID [2020-07-08 13:01:12,572 INFO L280 TraceCheckUtils]: 9: Hoare triple {8382#(= (* 256 (div main_~init__r131~0 256)) main_~init__r131~0)} assume !(0 == ~init__r131~0 % 256);~init__tmp___0~0 := 1; {8378#false} is VALID [2020-07-08 13:01:12,572 INFO L280 TraceCheckUtils]: 10: Hoare triple {8378#false} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {8378#false} is VALID [2020-07-08 13:01:12,573 INFO L280 TraceCheckUtils]: 11: Hoare triple {8378#false} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {8378#false} is VALID [2020-07-08 13:01:12,573 INFO L280 TraceCheckUtils]: 12: Hoare triple {8378#false} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {8378#false} is VALID [2020-07-08 13:01:12,574 INFO L280 TraceCheckUtils]: 13: Hoare triple {8378#false} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {8378#false} is VALID [2020-07-08 13:01:12,574 INFO L280 TraceCheckUtils]: 14: Hoare triple {8378#false} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {8378#false} is VALID [2020-07-08 13:01:12,574 INFO L280 TraceCheckUtils]: 15: Hoare triple {8378#false} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {8378#false} is VALID [2020-07-08 13:01:12,575 INFO L280 TraceCheckUtils]: 16: Hoare triple {8378#false} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {8378#false} is VALID [2020-07-08 13:01:12,576 INFO L280 TraceCheckUtils]: 17: Hoare triple {8378#false} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {8378#false} is VALID [2020-07-08 13:01:12,576 INFO L280 TraceCheckUtils]: 18: Hoare triple {8378#false} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {8378#false} is VALID [2020-07-08 13:01:12,577 INFO L280 TraceCheckUtils]: 19: Hoare triple {8378#false} assume ~id1~0 != ~id2~0; {8378#false} is VALID [2020-07-08 13:01:12,578 INFO L280 TraceCheckUtils]: 20: Hoare triple {8378#false} assume ~id1~0 != ~id3~0; {8378#false} is VALID [2020-07-08 13:01:12,578 INFO L280 TraceCheckUtils]: 21: Hoare triple {8378#false} assume ~id2~0 != ~id3~0; {8378#false} is VALID [2020-07-08 13:01:12,585 INFO L280 TraceCheckUtils]: 22: Hoare triple {8378#false} assume ~id1~0 >= 0; {8378#false} is VALID [2020-07-08 13:01:12,585 INFO L280 TraceCheckUtils]: 23: Hoare triple {8378#false} assume ~id2~0 >= 0; {8378#false} is VALID [2020-07-08 13:01:12,586 INFO L280 TraceCheckUtils]: 24: Hoare triple {8378#false} assume ~id3~0 >= 0; {8378#false} is VALID [2020-07-08 13:01:12,586 INFO L280 TraceCheckUtils]: 25: Hoare triple {8378#false} assume 0 == ~r1~0; {8378#false} is VALID [2020-07-08 13:01:12,588 INFO L280 TraceCheckUtils]: 26: Hoare triple {8378#false} assume 0 == ~r2~0; {8378#false} is VALID [2020-07-08 13:01:12,589 INFO L280 TraceCheckUtils]: 27: Hoare triple {8378#false} assume 0 == ~r3~0; {8378#false} is VALID [2020-07-08 13:01:12,589 INFO L280 TraceCheckUtils]: 28: Hoare triple {8378#false} assume ~max1~0 == ~id1~0; {8378#false} is VALID [2020-07-08 13:01:12,590 INFO L280 TraceCheckUtils]: 29: Hoare triple {8378#false} assume ~max2~0 == ~id2~0; {8378#false} is VALID [2020-07-08 13:01:12,590 INFO L280 TraceCheckUtils]: 30: Hoare triple {8378#false} assume ~max3~0 == ~id3~0; {8378#false} is VALID [2020-07-08 13:01:12,594 INFO L280 TraceCheckUtils]: 31: Hoare triple {8378#false} assume 0 == ~st1~0; {8378#false} is VALID [2020-07-08 13:01:12,594 INFO L280 TraceCheckUtils]: 32: Hoare triple {8378#false} assume 0 == ~st2~0; {8378#false} is VALID [2020-07-08 13:01:12,595 INFO L280 TraceCheckUtils]: 33: Hoare triple {8378#false} assume 0 == ~st3~0; {8378#false} is VALID [2020-07-08 13:01:12,595 INFO L280 TraceCheckUtils]: 34: Hoare triple {8378#false} assume 0 == ~nl1~0; {8378#false} is VALID [2020-07-08 13:01:12,595 INFO L280 TraceCheckUtils]: 35: Hoare triple {8378#false} assume 0 == ~nl2~0; {8378#false} is VALID [2020-07-08 13:01:12,596 INFO L280 TraceCheckUtils]: 36: Hoare triple {8378#false} assume 0 == ~nl3~0; {8378#false} is VALID [2020-07-08 13:01:12,596 INFO L280 TraceCheckUtils]: 37: Hoare triple {8378#false} assume 0 == ~mode1~0 % 256; {8378#false} is VALID [2020-07-08 13:01:12,596 INFO L280 TraceCheckUtils]: 38: Hoare triple {8378#false} assume 0 == ~mode2~0 % 256; {8378#false} is VALID [2020-07-08 13:01:12,597 INFO L280 TraceCheckUtils]: 39: Hoare triple {8378#false} assume 0 == ~mode3~0 % 256; {8378#false} is VALID [2020-07-08 13:01:12,597 INFO L280 TraceCheckUtils]: 40: Hoare triple {8378#false} assume !(0 == ~newmax1~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,601 INFO L280 TraceCheckUtils]: 41: Hoare triple {8378#false} assume !(0 == ~newmax2~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,601 INFO L280 TraceCheckUtils]: 42: Hoare triple {8378#false} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {8378#false} is VALID [2020-07-08 13:01:12,601 INFO L280 TraceCheckUtils]: 43: Hoare triple {8378#false} assume 0 != ~main__i2~0;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~main__i2~0 := 0; {8378#false} is VALID [2020-07-08 13:01:12,602 INFO L280 TraceCheckUtils]: 44: Hoare triple {8378#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {8378#false} is VALID [2020-07-08 13:01:12,602 INFO L280 TraceCheckUtils]: 45: Hoare triple {8378#false} assume !!(0 == ~mode1~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,606 INFO L280 TraceCheckUtils]: 46: Hoare triple {8378#false} assume ~r1~0 < 2; {8378#false} is VALID [2020-07-08 13:01:12,606 INFO L280 TraceCheckUtils]: 47: Hoare triple {8378#false} assume !!(0 == ~ep12~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,606 INFO L280 TraceCheckUtils]: 48: Hoare triple {8378#false} assume !!(0 == ~ep13~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,607 INFO L280 TraceCheckUtils]: 49: Hoare triple {8378#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {8378#false} is VALID [2020-07-08 13:01:12,607 INFO L280 TraceCheckUtils]: 50: Hoare triple {8378#false} assume !!(0 == ~mode2~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,607 INFO L280 TraceCheckUtils]: 51: Hoare triple {8378#false} assume ~r2~0 < 2; {8378#false} is VALID [2020-07-08 13:01:12,607 INFO L280 TraceCheckUtils]: 52: Hoare triple {8378#false} assume !!(0 == ~ep21~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,608 INFO L280 TraceCheckUtils]: 53: Hoare triple {8378#false} assume !!(0 == ~ep23~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,608 INFO L280 TraceCheckUtils]: 54: Hoare triple {8378#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {8378#false} is VALID [2020-07-08 13:01:12,612 INFO L280 TraceCheckUtils]: 55: Hoare triple {8378#false} assume !!(0 == ~mode3~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,612 INFO L280 TraceCheckUtils]: 56: Hoare triple {8378#false} assume ~r3~0 < 2; {8378#false} is VALID [2020-07-08 13:01:12,612 INFO L280 TraceCheckUtils]: 57: Hoare triple {8378#false} assume !!(0 == ~ep31~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,612 INFO L280 TraceCheckUtils]: 58: Hoare triple {8378#false} assume !!(0 == ~ep32~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,613 INFO L280 TraceCheckUtils]: 59: Hoare triple {8378#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~0; {8378#false} is VALID [2020-07-08 13:01:12,613 INFO L280 TraceCheckUtils]: 60: Hoare triple {8378#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,613 INFO L280 TraceCheckUtils]: 61: Hoare triple {8378#false} assume ~st1~0 + ~nl1~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,613 INFO L280 TraceCheckUtils]: 62: Hoare triple {8378#false} assume ~st2~0 + ~nl2~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,614 INFO L280 TraceCheckUtils]: 63: Hoare triple {8378#false} assume ~st3~0 + ~nl3~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,614 INFO L280 TraceCheckUtils]: 64: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-08 13:01:12,614 INFO L280 TraceCheckUtils]: 65: Hoare triple {8378#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8378#false} is VALID [2020-07-08 13:01:12,617 INFO L280 TraceCheckUtils]: 66: Hoare triple {8378#false} assume ~r1~0 < 2; {8378#false} is VALID [2020-07-08 13:01:12,617 INFO L280 TraceCheckUtils]: 67: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-08 13:01:12,618 INFO L280 TraceCheckUtils]: 68: Hoare triple {8378#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8378#false} is VALID [2020-07-08 13:01:12,618 INFO L280 TraceCheckUtils]: 69: Hoare triple {8378#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {8378#false} is VALID [2020-07-08 13:01:12,618 INFO L280 TraceCheckUtils]: 70: Hoare triple {8378#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {8378#false} is VALID [2020-07-08 13:01:12,618 INFO L280 TraceCheckUtils]: 71: Hoare triple {8378#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {8378#false} is VALID [2020-07-08 13:01:12,619 INFO L280 TraceCheckUtils]: 72: Hoare triple {8378#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {8378#false} is VALID [2020-07-08 13:01:12,619 INFO L280 TraceCheckUtils]: 73: Hoare triple {8378#false} assume !!(0 == ~ep21~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,619 INFO L280 TraceCheckUtils]: 74: Hoare triple {8378#false} assume !!(0 == ~ep31~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,619 INFO L280 TraceCheckUtils]: 75: Hoare triple {8378#false} ~newmax1~0 := ~node1__newmax~1; {8378#false} is VALID [2020-07-08 13:01:12,620 INFO L280 TraceCheckUtils]: 76: Hoare triple {8378#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {8378#false} is VALID [2020-07-08 13:01:12,620 INFO L280 TraceCheckUtils]: 77: Hoare triple {8378#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {8378#false} is VALID [2020-07-08 13:01:12,624 INFO L280 TraceCheckUtils]: 78: Hoare triple {8378#false} assume !!(0 == ~ep12~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,624 INFO L280 TraceCheckUtils]: 79: Hoare triple {8378#false} assume !!(0 == ~ep32~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,625 INFO L280 TraceCheckUtils]: 80: Hoare triple {8378#false} ~newmax2~0 := ~node2__newmax~1; {8378#false} is VALID [2020-07-08 13:01:12,625 INFO L280 TraceCheckUtils]: 81: Hoare triple {8378#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {8378#false} is VALID [2020-07-08 13:01:12,625 INFO L280 TraceCheckUtils]: 82: Hoare triple {8378#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {8378#false} is VALID [2020-07-08 13:01:12,626 INFO L280 TraceCheckUtils]: 83: Hoare triple {8378#false} assume !!(0 == ~ep13~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,626 INFO L280 TraceCheckUtils]: 84: Hoare triple {8378#false} assume !!(0 == ~ep23~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,626 INFO L280 TraceCheckUtils]: 85: Hoare triple {8378#false} ~newmax3~0 := ~node3__newmax~1; {8378#false} is VALID [2020-07-08 13:01:12,626 INFO L280 TraceCheckUtils]: 86: Hoare triple {8378#false} assume !(2 == ~r3~0);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {8378#false} is VALID [2020-07-08 13:01:12,627 INFO L280 TraceCheckUtils]: 87: Hoare triple {8378#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,627 INFO L280 TraceCheckUtils]: 88: Hoare triple {8378#false} assume ~st1~0 + ~nl1~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,627 INFO L280 TraceCheckUtils]: 89: Hoare triple {8378#false} assume ~st2~0 + ~nl2~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,627 INFO L280 TraceCheckUtils]: 90: Hoare triple {8378#false} assume ~st3~0 + ~nl3~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,628 INFO L280 TraceCheckUtils]: 91: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-08 13:01:12,628 INFO L280 TraceCheckUtils]: 92: Hoare triple {8378#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8378#false} is VALID [2020-07-08 13:01:12,628 INFO L280 TraceCheckUtils]: 93: Hoare triple {8378#false} assume ~r1~0 < 2; {8378#false} is VALID [2020-07-08 13:01:12,628 INFO L280 TraceCheckUtils]: 94: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-08 13:01:12,629 INFO L280 TraceCheckUtils]: 95: Hoare triple {8378#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8378#false} is VALID [2020-07-08 13:01:12,629 INFO L280 TraceCheckUtils]: 96: Hoare triple {8378#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {8378#false} is VALID [2020-07-08 13:01:12,629 INFO L280 TraceCheckUtils]: 97: Hoare triple {8378#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {8378#false} is VALID [2020-07-08 13:01:12,629 INFO L280 TraceCheckUtils]: 98: Hoare triple {8378#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {8378#false} is VALID [2020-07-08 13:01:12,629 INFO L280 TraceCheckUtils]: 99: Hoare triple {8378#false} assume !!(0 == ~mode1~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,630 INFO L280 TraceCheckUtils]: 100: Hoare triple {8378#false} assume ~r1~0 < 2; {8378#false} is VALID [2020-07-08 13:01:12,630 INFO L280 TraceCheckUtils]: 101: Hoare triple {8378#false} assume !!(0 == ~ep12~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,631 INFO L280 TraceCheckUtils]: 102: Hoare triple {8378#false} assume !!(0 == ~ep13~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,631 INFO L280 TraceCheckUtils]: 103: Hoare triple {8378#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {8378#false} is VALID [2020-07-08 13:01:12,632 INFO L280 TraceCheckUtils]: 104: Hoare triple {8378#false} assume !!(0 == ~mode2~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,632 INFO L280 TraceCheckUtils]: 105: Hoare triple {8378#false} assume ~r2~0 < 2; {8378#false} is VALID [2020-07-08 13:01:12,632 INFO L280 TraceCheckUtils]: 106: Hoare triple {8378#false} assume !!(0 == ~ep21~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,633 INFO L280 TraceCheckUtils]: 107: Hoare triple {8378#false} assume !!(0 == ~ep23~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,633 INFO L280 TraceCheckUtils]: 108: Hoare triple {8378#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {8378#false} is VALID [2020-07-08 13:01:12,633 INFO L280 TraceCheckUtils]: 109: Hoare triple {8378#false} assume !!(0 == ~mode3~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,634 INFO L280 TraceCheckUtils]: 110: Hoare triple {8378#false} assume ~r3~0 < 2; {8378#false} is VALID [2020-07-08 13:01:12,634 INFO L280 TraceCheckUtils]: 111: Hoare triple {8378#false} assume !!(0 == ~ep31~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,634 INFO L280 TraceCheckUtils]: 112: Hoare triple {8378#false} assume !!(0 == ~ep32~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,635 INFO L280 TraceCheckUtils]: 113: Hoare triple {8378#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~2; {8378#false} is VALID [2020-07-08 13:01:12,636 INFO L280 TraceCheckUtils]: 114: Hoare triple {8378#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,636 INFO L280 TraceCheckUtils]: 115: Hoare triple {8378#false} assume ~st1~0 + ~nl1~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,637 INFO L280 TraceCheckUtils]: 116: Hoare triple {8378#false} assume ~st2~0 + ~nl2~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,637 INFO L280 TraceCheckUtils]: 117: Hoare triple {8378#false} assume ~st3~0 + ~nl3~0 <= 1; {8378#false} is VALID [2020-07-08 13:01:12,637 INFO L280 TraceCheckUtils]: 118: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-08 13:01:12,638 INFO L280 TraceCheckUtils]: 119: Hoare triple {8378#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {8378#false} is VALID [2020-07-08 13:01:12,638 INFO L280 TraceCheckUtils]: 120: Hoare triple {8378#false} assume ~r1~0 < 2; {8378#false} is VALID [2020-07-08 13:01:12,640 INFO L280 TraceCheckUtils]: 121: Hoare triple {8378#false} assume !(~r1~0 >= 2); {8378#false} is VALID [2020-07-08 13:01:12,640 INFO L280 TraceCheckUtils]: 122: Hoare triple {8378#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {8378#false} is VALID [2020-07-08 13:01:12,641 INFO L280 TraceCheckUtils]: 123: Hoare triple {8378#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {8378#false} is VALID [2020-07-08 13:01:12,641 INFO L280 TraceCheckUtils]: 124: Hoare triple {8378#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {8378#false} is VALID [2020-07-08 13:01:12,642 INFO L280 TraceCheckUtils]: 125: Hoare triple {8378#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {8378#false} is VALID [2020-07-08 13:01:12,642 INFO L280 TraceCheckUtils]: 126: Hoare triple {8378#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {8378#false} is VALID [2020-07-08 13:01:12,642 INFO L280 TraceCheckUtils]: 127: Hoare triple {8378#false} assume !!(0 == ~ep21~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,643 INFO L280 TraceCheckUtils]: 128: Hoare triple {8378#false} assume !!(0 == ~ep31~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,643 INFO L280 TraceCheckUtils]: 129: Hoare triple {8378#false} ~newmax1~0 := ~node1__newmax~3; {8378#false} is VALID [2020-07-08 13:01:12,644 INFO L280 TraceCheckUtils]: 130: Hoare triple {8378#false} assume 2 == ~r1~0; {8378#false} is VALID [2020-07-08 13:01:12,644 INFO L280 TraceCheckUtils]: 131: Hoare triple {8378#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {8378#false} is VALID [2020-07-08 13:01:12,645 INFO L280 TraceCheckUtils]: 132: Hoare triple {8378#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {8378#false} is VALID [2020-07-08 13:01:12,646 INFO L280 TraceCheckUtils]: 133: Hoare triple {8378#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {8378#false} is VALID [2020-07-08 13:01:12,646 INFO L280 TraceCheckUtils]: 134: Hoare triple {8378#false} assume !!(0 == ~ep12~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,647 INFO L280 TraceCheckUtils]: 135: Hoare triple {8378#false} assume !!(0 == ~ep32~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,647 INFO L280 TraceCheckUtils]: 136: Hoare triple {8378#false} ~newmax2~0 := ~node2__newmax~3; {8378#false} is VALID [2020-07-08 13:01:12,647 INFO L280 TraceCheckUtils]: 137: Hoare triple {8378#false} assume 2 == ~r2~0; {8378#false} is VALID [2020-07-08 13:01:12,648 INFO L280 TraceCheckUtils]: 138: Hoare triple {8378#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {8378#false} is VALID [2020-07-08 13:01:12,648 INFO L280 TraceCheckUtils]: 139: Hoare triple {8378#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {8378#false} is VALID [2020-07-08 13:01:12,648 INFO L280 TraceCheckUtils]: 140: Hoare triple {8378#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {8378#false} is VALID [2020-07-08 13:01:12,649 INFO L280 TraceCheckUtils]: 141: Hoare triple {8378#false} assume !!(0 == ~ep13~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,649 INFO L280 TraceCheckUtils]: 142: Hoare triple {8378#false} assume !!(0 == ~ep23~0 % 256); {8378#false} is VALID [2020-07-08 13:01:12,649 INFO L280 TraceCheckUtils]: 143: Hoare triple {8378#false} ~newmax3~0 := ~node3__newmax~3; {8378#false} is VALID [2020-07-08 13:01:12,650 INFO L280 TraceCheckUtils]: 144: Hoare triple {8378#false} assume 2 == ~r3~0; {8378#false} is VALID [2020-07-08 13:01:12,650 INFO L280 TraceCheckUtils]: 145: Hoare triple {8378#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {8378#false} is VALID [2020-07-08 13:01:12,665 INFO L280 TraceCheckUtils]: 146: Hoare triple {8378#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~3; {8378#false} is VALID [2020-07-08 13:01:12,666 INFO L280 TraceCheckUtils]: 147: Hoare triple {8378#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {8378#false} is VALID [2020-07-08 13:01:12,666 INFO L280 TraceCheckUtils]: 148: Hoare triple {8378#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {8378#false} is VALID [2020-07-08 13:01:12,667 INFO L280 TraceCheckUtils]: 149: Hoare triple {8378#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {8378#false} is VALID [2020-07-08 13:01:12,667 INFO L280 TraceCheckUtils]: 150: Hoare triple {8378#false} assume 0 == ~assert__arg~3 % 256; {8378#false} is VALID [2020-07-08 13:01:12,667 INFO L280 TraceCheckUtils]: 151: Hoare triple {8378#false} assume !false; {8378#false} is VALID [2020-07-08 13:01:12,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 13:01:12,716 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929328154] [2020-07-08 13:01:12,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 13:01:12,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 13:01:12,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256723425] [2020-07-08 13:01:12,719 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2020-07-08 13:01:12,719 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 13:01:12,720 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 13:01:12,976 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 152 edges. 152 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:01:12,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 13:01:12,977 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 13:01:12,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 13:01:12,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 13:01:12,978 INFO L87 Difference]: Start difference. First operand 1022 states and 1517 transitions. Second operand 4 states. [2020-07-08 13:01:19,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:19,318 INFO L93 Difference]: Finished difference Result 3020 states and 4481 transitions. [2020-07-08 13:01:19,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-08 13:01:19,319 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2020-07-08 13:01:19,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 13:01:19,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 13:01:19,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1438 transitions. [2020-07-08 13:01:19,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 13:01:19,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1438 transitions. [2020-07-08 13:01:19,344 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1438 transitions. [2020-07-08 13:01:21,117 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1438 edges. 1438 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:01:21,340 INFO L225 Difference]: With dead ends: 3020 [2020-07-08 13:01:21,340 INFO L226 Difference]: Without dead ends: 2030 [2020-07-08 13:01:21,342 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 [2020-07-08 13:01:21,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2030 states. [2020-07-08 13:01:22,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2030 to 1024. [2020-07-08 13:01:22,325 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 13:01:22,325 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2030 states. Second operand 1024 states. [2020-07-08 13:01:22,325 INFO L74 IsIncluded]: Start isIncluded. First operand 2030 states. Second operand 1024 states. [2020-07-08 13:01:22,325 INFO L87 Difference]: Start difference. First operand 2030 states. Second operand 1024 states. [2020-07-08 13:01:22,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:22,630 INFO L93 Difference]: Finished difference Result 2030 states and 3013 transitions. [2020-07-08 13:01:22,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 3013 transitions. [2020-07-08 13:01:22,635 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:01:22,636 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:01:22,636 INFO L74 IsIncluded]: Start isIncluded. First operand 1024 states. Second operand 2030 states. [2020-07-08 13:01:22,636 INFO L87 Difference]: Start difference. First operand 1024 states. Second operand 2030 states. [2020-07-08 13:01:22,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:22,930 INFO L93 Difference]: Finished difference Result 2030 states and 3013 transitions. [2020-07-08 13:01:22,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 3013 transitions. [2020-07-08 13:01:22,935 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:01:22,937 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:01:22,937 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 13:01:22,937 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 13:01:22,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1024 states. [2020-07-08 13:01:23,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 1024 states and 1519 transitions. [2020-07-08 13:01:23,026 INFO L78 Accepts]: Start accepts. Automaton has 1024 states and 1519 transitions. Word has length 152 [2020-07-08 13:01:23,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 13:01:23,027 INFO L479 AbstractCegarLoop]: Abstraction has 1024 states and 1519 transitions. [2020-07-08 13:01:23,027 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 13:01:23,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1519 transitions. [2020-07-08 13:01:23,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-07-08 13:01:23,035 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 13:01:23,035 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 13:01:23,036 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 13:01:23,037 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 13:01:23,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 13:01:23,037 INFO L82 PathProgramCache]: Analyzing trace with hash -263532694, now seen corresponding path program 1 times [2020-07-08 13:01:23,038 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 13:01:23,038 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104920476] [2020-07-08 13:01:23,038 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 13:01:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:01:23,688 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-08 13:01:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:01:23,740 INFO L280 TraceCheckUtils]: 0: Hoare triple {17739#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {17732#true} is VALID [2020-07-08 13:01:23,741 INFO L280 TraceCheckUtils]: 1: Hoare triple {17732#true} assume true; {17732#true} is VALID [2020-07-08 13:01:23,741 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {17732#true} {17732#true} #1358#return; {17732#true} is VALID [2020-07-08 13:01:23,748 INFO L263 TraceCheckUtils]: 0: Hoare triple {17732#true} call ULTIMATE.init(); {17739#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-08 13:01:23,749 INFO L280 TraceCheckUtils]: 1: Hoare triple {17739#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {17732#true} is VALID [2020-07-08 13:01:23,749 INFO L280 TraceCheckUtils]: 2: Hoare triple {17732#true} assume true; {17732#true} is VALID [2020-07-08 13:01:23,805 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {17732#true} {17732#true} #1358#return; {17732#true} is VALID [2020-07-08 13:01:23,805 INFO L263 TraceCheckUtils]: 4: Hoare triple {17732#true} call #t~ret30 := main(); {17732#true} is VALID [2020-07-08 13:01:23,811 INFO L280 TraceCheckUtils]: 5: Hoare triple {17732#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-08 13:01:23,812 INFO L280 TraceCheckUtils]: 6: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r121~0 % 256); {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-08 13:01:23,813 INFO L280 TraceCheckUtils]: 7: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-08 13:01:23,814 INFO L280 TraceCheckUtils]: 8: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-08 13:01:23,816 INFO L280 TraceCheckUtils]: 9: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r131~0 % 256); {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-08 13:01:23,817 INFO L280 TraceCheckUtils]: 10: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-08 13:01:23,818 INFO L280 TraceCheckUtils]: 11: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {17737#(= ~ep21~0 main_~init__r211~0)} is VALID [2020-07-08 13:01:23,820 INFO L280 TraceCheckUtils]: 12: Hoare triple {17737#(= ~ep21~0 main_~init__r211~0)} assume !(0 == ~init__r211~0 % 256);~init__tmp___1~0 := 1; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,822 INFO L280 TraceCheckUtils]: 13: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,823 INFO L280 TraceCheckUtils]: 14: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,824 INFO L280 TraceCheckUtils]: 15: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,826 INFO L280 TraceCheckUtils]: 16: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,827 INFO L280 TraceCheckUtils]: 17: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,828 INFO L280 TraceCheckUtils]: 18: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,829 INFO L280 TraceCheckUtils]: 19: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,830 INFO L280 TraceCheckUtils]: 20: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 != ~id2~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,831 INFO L280 TraceCheckUtils]: 21: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 != ~id3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,831 INFO L280 TraceCheckUtils]: 22: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id2~0 != ~id3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,832 INFO L280 TraceCheckUtils]: 23: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id1~0 >= 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,833 INFO L280 TraceCheckUtils]: 24: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id2~0 >= 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,834 INFO L280 TraceCheckUtils]: 25: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~id3~0 >= 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,835 INFO L280 TraceCheckUtils]: 26: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r1~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,836 INFO L280 TraceCheckUtils]: 27: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r2~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,837 INFO L280 TraceCheckUtils]: 28: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~r3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,838 INFO L280 TraceCheckUtils]: 29: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max1~0 == ~id1~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,839 INFO L280 TraceCheckUtils]: 30: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max2~0 == ~id2~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,840 INFO L280 TraceCheckUtils]: 31: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~max3~0 == ~id3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,841 INFO L280 TraceCheckUtils]: 32: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st1~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,841 INFO L280 TraceCheckUtils]: 33: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st2~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,842 INFO L280 TraceCheckUtils]: 34: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~st3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,843 INFO L280 TraceCheckUtils]: 35: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl1~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,844 INFO L280 TraceCheckUtils]: 36: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl2~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,844 INFO L280 TraceCheckUtils]: 37: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~nl3~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,845 INFO L280 TraceCheckUtils]: 38: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode1~0 % 256; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,846 INFO L280 TraceCheckUtils]: 39: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode2~0 % 256; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,846 INFO L280 TraceCheckUtils]: 40: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 == ~mode3~0 % 256; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,847 INFO L280 TraceCheckUtils]: 41: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax1~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,848 INFO L280 TraceCheckUtils]: 42: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax2~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,849 INFO L280 TraceCheckUtils]: 43: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,849 INFO L280 TraceCheckUtils]: 44: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume 0 != ~main__i2~0;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~main__i2~0 := 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,850 INFO L280 TraceCheckUtils]: 45: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,855 INFO L280 TraceCheckUtils]: 46: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~mode1~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,856 INFO L280 TraceCheckUtils]: 47: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~r1~0 < 2; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,856 INFO L280 TraceCheckUtils]: 48: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep12~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,857 INFO L280 TraceCheckUtils]: 49: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep13~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,858 INFO L280 TraceCheckUtils]: 50: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,859 INFO L280 TraceCheckUtils]: 51: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~mode2~0 % 256); {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,859 INFO L280 TraceCheckUtils]: 52: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume ~r2~0 < 2; {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} is VALID [2020-07-08 13:01:23,861 INFO L280 TraceCheckUtils]: 53: Hoare triple {17738#(<= (+ (* 256 (div ~ep21~0 256)) 1) ~ep21~0)} assume !!(0 == ~ep21~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,862 INFO L280 TraceCheckUtils]: 54: Hoare triple {17733#false} assume !!(0 == ~ep23~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,862 INFO L280 TraceCheckUtils]: 55: Hoare triple {17733#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {17733#false} is VALID [2020-07-08 13:01:23,862 INFO L280 TraceCheckUtils]: 56: Hoare triple {17733#false} assume !!(0 == ~mode3~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,862 INFO L280 TraceCheckUtils]: 57: Hoare triple {17733#false} assume ~r3~0 < 2; {17733#false} is VALID [2020-07-08 13:01:23,863 INFO L280 TraceCheckUtils]: 58: Hoare triple {17733#false} assume !!(0 == ~ep31~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,863 INFO L280 TraceCheckUtils]: 59: Hoare triple {17733#false} assume !!(0 == ~ep32~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,863 INFO L280 TraceCheckUtils]: 60: Hoare triple {17733#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~0; {17733#false} is VALID [2020-07-08 13:01:23,863 INFO L280 TraceCheckUtils]: 61: Hoare triple {17733#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,864 INFO L280 TraceCheckUtils]: 62: Hoare triple {17733#false} assume ~st1~0 + ~nl1~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,864 INFO L280 TraceCheckUtils]: 63: Hoare triple {17733#false} assume ~st2~0 + ~nl2~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,864 INFO L280 TraceCheckUtils]: 64: Hoare triple {17733#false} assume ~st3~0 + ~nl3~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,864 INFO L280 TraceCheckUtils]: 65: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-08 13:01:23,864 INFO L280 TraceCheckUtils]: 66: Hoare triple {17733#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {17733#false} is VALID [2020-07-08 13:01:23,865 INFO L280 TraceCheckUtils]: 67: Hoare triple {17733#false} assume ~r1~0 < 2; {17733#false} is VALID [2020-07-08 13:01:23,865 INFO L280 TraceCheckUtils]: 68: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-08 13:01:23,865 INFO L280 TraceCheckUtils]: 69: Hoare triple {17733#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {17733#false} is VALID [2020-07-08 13:01:23,865 INFO L280 TraceCheckUtils]: 70: Hoare triple {17733#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {17733#false} is VALID [2020-07-08 13:01:23,865 INFO L280 TraceCheckUtils]: 71: Hoare triple {17733#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {17733#false} is VALID [2020-07-08 13:01:23,866 INFO L280 TraceCheckUtils]: 72: Hoare triple {17733#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {17733#false} is VALID [2020-07-08 13:01:23,866 INFO L280 TraceCheckUtils]: 73: Hoare triple {17733#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {17733#false} is VALID [2020-07-08 13:01:23,866 INFO L280 TraceCheckUtils]: 74: Hoare triple {17733#false} assume !!(0 == ~ep21~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,866 INFO L280 TraceCheckUtils]: 75: Hoare triple {17733#false} assume !!(0 == ~ep31~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,866 INFO L280 TraceCheckUtils]: 76: Hoare triple {17733#false} ~newmax1~0 := ~node1__newmax~1; {17733#false} is VALID [2020-07-08 13:01:23,867 INFO L280 TraceCheckUtils]: 77: Hoare triple {17733#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {17733#false} is VALID [2020-07-08 13:01:23,867 INFO L280 TraceCheckUtils]: 78: Hoare triple {17733#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {17733#false} is VALID [2020-07-08 13:01:23,867 INFO L280 TraceCheckUtils]: 79: Hoare triple {17733#false} assume !!(0 == ~ep12~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,867 INFO L280 TraceCheckUtils]: 80: Hoare triple {17733#false} assume !!(0 == ~ep32~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,867 INFO L280 TraceCheckUtils]: 81: Hoare triple {17733#false} ~newmax2~0 := ~node2__newmax~1; {17733#false} is VALID [2020-07-08 13:01:23,868 INFO L280 TraceCheckUtils]: 82: Hoare triple {17733#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {17733#false} is VALID [2020-07-08 13:01:23,868 INFO L280 TraceCheckUtils]: 83: Hoare triple {17733#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {17733#false} is VALID [2020-07-08 13:01:23,868 INFO L280 TraceCheckUtils]: 84: Hoare triple {17733#false} assume !!(0 == ~ep13~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,868 INFO L280 TraceCheckUtils]: 85: Hoare triple {17733#false} assume !!(0 == ~ep23~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,868 INFO L280 TraceCheckUtils]: 86: Hoare triple {17733#false} ~newmax3~0 := ~node3__newmax~1; {17733#false} is VALID [2020-07-08 13:01:23,869 INFO L280 TraceCheckUtils]: 87: Hoare triple {17733#false} assume !(2 == ~r3~0);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {17733#false} is VALID [2020-07-08 13:01:23,869 INFO L280 TraceCheckUtils]: 88: Hoare triple {17733#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,869 INFO L280 TraceCheckUtils]: 89: Hoare triple {17733#false} assume ~st1~0 + ~nl1~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,869 INFO L280 TraceCheckUtils]: 90: Hoare triple {17733#false} assume ~st2~0 + ~nl2~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,870 INFO L280 TraceCheckUtils]: 91: Hoare triple {17733#false} assume ~st3~0 + ~nl3~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,870 INFO L280 TraceCheckUtils]: 92: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-08 13:01:23,870 INFO L280 TraceCheckUtils]: 93: Hoare triple {17733#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {17733#false} is VALID [2020-07-08 13:01:23,870 INFO L280 TraceCheckUtils]: 94: Hoare triple {17733#false} assume ~r1~0 < 2; {17733#false} is VALID [2020-07-08 13:01:23,870 INFO L280 TraceCheckUtils]: 95: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-08 13:01:23,870 INFO L280 TraceCheckUtils]: 96: Hoare triple {17733#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {17733#false} is VALID [2020-07-08 13:01:23,871 INFO L280 TraceCheckUtils]: 97: Hoare triple {17733#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {17733#false} is VALID [2020-07-08 13:01:23,871 INFO L280 TraceCheckUtils]: 98: Hoare triple {17733#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {17733#false} is VALID [2020-07-08 13:01:23,871 INFO L280 TraceCheckUtils]: 99: Hoare triple {17733#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {17733#false} is VALID [2020-07-08 13:01:23,871 INFO L280 TraceCheckUtils]: 100: Hoare triple {17733#false} assume !!(0 == ~mode1~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,871 INFO L280 TraceCheckUtils]: 101: Hoare triple {17733#false} assume ~r1~0 < 2; {17733#false} is VALID [2020-07-08 13:01:23,872 INFO L280 TraceCheckUtils]: 102: Hoare triple {17733#false} assume !!(0 == ~ep12~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,872 INFO L280 TraceCheckUtils]: 103: Hoare triple {17733#false} assume !!(0 == ~ep13~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,872 INFO L280 TraceCheckUtils]: 104: Hoare triple {17733#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {17733#false} is VALID [2020-07-08 13:01:23,872 INFO L280 TraceCheckUtils]: 105: Hoare triple {17733#false} assume !!(0 == ~mode2~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,873 INFO L280 TraceCheckUtils]: 106: Hoare triple {17733#false} assume ~r2~0 < 2; {17733#false} is VALID [2020-07-08 13:01:23,873 INFO L280 TraceCheckUtils]: 107: Hoare triple {17733#false} assume !!(0 == ~ep21~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,873 INFO L280 TraceCheckUtils]: 108: Hoare triple {17733#false} assume !!(0 == ~ep23~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,873 INFO L280 TraceCheckUtils]: 109: Hoare triple {17733#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {17733#false} is VALID [2020-07-08 13:01:23,874 INFO L280 TraceCheckUtils]: 110: Hoare triple {17733#false} assume !!(0 == ~mode3~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,874 INFO L280 TraceCheckUtils]: 111: Hoare triple {17733#false} assume ~r3~0 < 2; {17733#false} is VALID [2020-07-08 13:01:23,874 INFO L280 TraceCheckUtils]: 112: Hoare triple {17733#false} assume !!(0 == ~ep31~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,874 INFO L280 TraceCheckUtils]: 113: Hoare triple {17733#false} assume !!(0 == ~ep32~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,874 INFO L280 TraceCheckUtils]: 114: Hoare triple {17733#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~2; {17733#false} is VALID [2020-07-08 13:01:23,875 INFO L280 TraceCheckUtils]: 115: Hoare triple {17733#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,875 INFO L280 TraceCheckUtils]: 116: Hoare triple {17733#false} assume ~st1~0 + ~nl1~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,875 INFO L280 TraceCheckUtils]: 117: Hoare triple {17733#false} assume ~st2~0 + ~nl2~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,875 INFO L280 TraceCheckUtils]: 118: Hoare triple {17733#false} assume ~st3~0 + ~nl3~0 <= 1; {17733#false} is VALID [2020-07-08 13:01:23,875 INFO L280 TraceCheckUtils]: 119: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-08 13:01:23,876 INFO L280 TraceCheckUtils]: 120: Hoare triple {17733#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {17733#false} is VALID [2020-07-08 13:01:23,876 INFO L280 TraceCheckUtils]: 121: Hoare triple {17733#false} assume ~r1~0 < 2; {17733#false} is VALID [2020-07-08 13:01:23,876 INFO L280 TraceCheckUtils]: 122: Hoare triple {17733#false} assume !(~r1~0 >= 2); {17733#false} is VALID [2020-07-08 13:01:23,877 INFO L280 TraceCheckUtils]: 123: Hoare triple {17733#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {17733#false} is VALID [2020-07-08 13:01:23,877 INFO L280 TraceCheckUtils]: 124: Hoare triple {17733#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {17733#false} is VALID [2020-07-08 13:01:23,877 INFO L280 TraceCheckUtils]: 125: Hoare triple {17733#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {17733#false} is VALID [2020-07-08 13:01:23,877 INFO L280 TraceCheckUtils]: 126: Hoare triple {17733#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {17733#false} is VALID [2020-07-08 13:01:23,878 INFO L280 TraceCheckUtils]: 127: Hoare triple {17733#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {17733#false} is VALID [2020-07-08 13:01:23,878 INFO L280 TraceCheckUtils]: 128: Hoare triple {17733#false} assume !!(0 == ~ep21~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,878 INFO L280 TraceCheckUtils]: 129: Hoare triple {17733#false} assume !!(0 == ~ep31~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,878 INFO L280 TraceCheckUtils]: 130: Hoare triple {17733#false} ~newmax1~0 := ~node1__newmax~3; {17733#false} is VALID [2020-07-08 13:01:23,878 INFO L280 TraceCheckUtils]: 131: Hoare triple {17733#false} assume 2 == ~r1~0; {17733#false} is VALID [2020-07-08 13:01:23,879 INFO L280 TraceCheckUtils]: 132: Hoare triple {17733#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {17733#false} is VALID [2020-07-08 13:01:23,879 INFO L280 TraceCheckUtils]: 133: Hoare triple {17733#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {17733#false} is VALID [2020-07-08 13:01:23,879 INFO L280 TraceCheckUtils]: 134: Hoare triple {17733#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {17733#false} is VALID [2020-07-08 13:01:23,879 INFO L280 TraceCheckUtils]: 135: Hoare triple {17733#false} assume !!(0 == ~ep12~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,880 INFO L280 TraceCheckUtils]: 136: Hoare triple {17733#false} assume !!(0 == ~ep32~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,880 INFO L280 TraceCheckUtils]: 137: Hoare triple {17733#false} ~newmax2~0 := ~node2__newmax~3; {17733#false} is VALID [2020-07-08 13:01:23,880 INFO L280 TraceCheckUtils]: 138: Hoare triple {17733#false} assume 2 == ~r2~0; {17733#false} is VALID [2020-07-08 13:01:23,880 INFO L280 TraceCheckUtils]: 139: Hoare triple {17733#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {17733#false} is VALID [2020-07-08 13:01:23,880 INFO L280 TraceCheckUtils]: 140: Hoare triple {17733#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {17733#false} is VALID [2020-07-08 13:01:23,880 INFO L280 TraceCheckUtils]: 141: Hoare triple {17733#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {17733#false} is VALID [2020-07-08 13:01:23,881 INFO L280 TraceCheckUtils]: 142: Hoare triple {17733#false} assume !!(0 == ~ep13~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,881 INFO L280 TraceCheckUtils]: 143: Hoare triple {17733#false} assume !!(0 == ~ep23~0 % 256); {17733#false} is VALID [2020-07-08 13:01:23,881 INFO L280 TraceCheckUtils]: 144: Hoare triple {17733#false} ~newmax3~0 := ~node3__newmax~3; {17733#false} is VALID [2020-07-08 13:01:23,881 INFO L280 TraceCheckUtils]: 145: Hoare triple {17733#false} assume 2 == ~r3~0; {17733#false} is VALID [2020-07-08 13:01:23,881 INFO L280 TraceCheckUtils]: 146: Hoare triple {17733#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {17733#false} is VALID [2020-07-08 13:01:23,882 INFO L280 TraceCheckUtils]: 147: Hoare triple {17733#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~3; {17733#false} is VALID [2020-07-08 13:01:23,882 INFO L280 TraceCheckUtils]: 148: Hoare triple {17733#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {17733#false} is VALID [2020-07-08 13:01:23,882 INFO L280 TraceCheckUtils]: 149: Hoare triple {17733#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {17733#false} is VALID [2020-07-08 13:01:23,882 INFO L280 TraceCheckUtils]: 150: Hoare triple {17733#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {17733#false} is VALID [2020-07-08 13:01:23,883 INFO L280 TraceCheckUtils]: 151: Hoare triple {17733#false} assume 0 == ~assert__arg~3 % 256; {17733#false} is VALID [2020-07-08 13:01:23,883 INFO L280 TraceCheckUtils]: 152: Hoare triple {17733#false} assume !false; {17733#false} is VALID [2020-07-08 13:01:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 13:01:23,922 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104920476] [2020-07-08 13:01:23,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 13:01:23,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 13:01:23,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933121410] [2020-07-08 13:01:23,923 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2020-07-08 13:01:23,924 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 13:01:23,924 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 13:01:24,143 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 153 edges. 153 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:01:24,144 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 13:01:24,144 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 13:01:24,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 13:01:24,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-08 13:01:24,145 INFO L87 Difference]: Start difference. First operand 1024 states and 1519 transitions. Second operand 5 states. [2020-07-08 13:01:31,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:31,901 INFO L93 Difference]: Finished difference Result 2950 states and 4361 transitions. [2020-07-08 13:01:31,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 13:01:31,901 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2020-07-08 13:01:31,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 13:01:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 13:01:31,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1382 transitions. [2020-07-08 13:01:31,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 13:01:31,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1382 transitions. [2020-07-08 13:01:31,913 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1382 transitions. [2020-07-08 13:01:33,899 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1382 edges. 1382 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:01:34,098 INFO L225 Difference]: With dead ends: 2950 [2020-07-08 13:01:34,099 INFO L226 Difference]: Without dead ends: 1960 [2020-07-08 13:01:34,101 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 [2020-07-08 13:01:34,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1960 states. [2020-07-08 13:01:36,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1960 to 1958. [2020-07-08 13:01:36,080 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 13:01:36,081 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1960 states. Second operand 1958 states. [2020-07-08 13:01:36,081 INFO L74 IsIncluded]: Start isIncluded. First operand 1960 states. Second operand 1958 states. [2020-07-08 13:01:36,081 INFO L87 Difference]: Start difference. First operand 1960 states. Second operand 1958 states. [2020-07-08 13:01:36,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:36,219 INFO L93 Difference]: Finished difference Result 1960 states and 2871 transitions. [2020-07-08 13:01:36,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2871 transitions. [2020-07-08 13:01:36,222 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:01:36,223 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:01:36,223 INFO L74 IsIncluded]: Start isIncluded. First operand 1958 states. Second operand 1960 states. [2020-07-08 13:01:36,223 INFO L87 Difference]: Start difference. First operand 1958 states. Second operand 1960 states. [2020-07-08 13:01:36,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:36,359 INFO L93 Difference]: Finished difference Result 1960 states and 2871 transitions. [2020-07-08 13:01:36,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2871 transitions. [2020-07-08 13:01:36,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:01:36,362 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:01:36,362 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 13:01:36,362 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 13:01:36,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1958 states. [2020-07-08 13:01:36,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2870 transitions. [2020-07-08 13:01:36,543 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2870 transitions. Word has length 153 [2020-07-08 13:01:36,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 13:01:36,544 INFO L479 AbstractCegarLoop]: Abstraction has 1958 states and 2870 transitions. [2020-07-08 13:01:36,544 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 13:01:36,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2870 transitions. [2020-07-08 13:01:36,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-08 13:01:36,546 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 13:01:36,546 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] [2020-07-08 13:01:36,547 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 13:01:36,547 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 13:01:36,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 13:01:36,548 INFO L82 PathProgramCache]: Analyzing trace with hash -919312578, now seen corresponding path program 1 times [2020-07-08 13:01:36,548 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 13:01:36,548 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000319580] [2020-07-08 13:01:36,548 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 13:01:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:01:36,913 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-08 13:01:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:01:36,965 INFO L280 TraceCheckUtils]: 0: Hoare triple {28084#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {28078#true} is VALID [2020-07-08 13:01:36,965 INFO L280 TraceCheckUtils]: 1: Hoare triple {28078#true} assume true; {28078#true} is VALID [2020-07-08 13:01:36,966 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28078#true} {28078#true} #1358#return; {28078#true} is VALID [2020-07-08 13:01:36,971 INFO L263 TraceCheckUtils]: 0: Hoare triple {28078#true} call ULTIMATE.init(); {28084#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-08 13:01:36,972 INFO L280 TraceCheckUtils]: 1: Hoare triple {28084#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {28078#true} is VALID [2020-07-08 13:01:36,972 INFO L280 TraceCheckUtils]: 2: Hoare triple {28078#true} assume true; {28078#true} is VALID [2020-07-08 13:01:36,972 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {28078#true} {28078#true} #1358#return; {28078#true} is VALID [2020-07-08 13:01:36,973 INFO L263 TraceCheckUtils]: 4: Hoare triple {28078#true} call #t~ret30 := main(); {28078#true} is VALID [2020-07-08 13:01:36,973 INFO L280 TraceCheckUtils]: 5: Hoare triple {28078#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {28078#true} is VALID [2020-07-08 13:01:36,973 INFO L280 TraceCheckUtils]: 6: Hoare triple {28078#true} assume !!(0 == ~init__r121~0 % 256); {28078#true} is VALID [2020-07-08 13:01:36,973 INFO L280 TraceCheckUtils]: 7: Hoare triple {28078#true} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {28078#true} is VALID [2020-07-08 13:01:36,974 INFO L280 TraceCheckUtils]: 8: Hoare triple {28078#true} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {28078#true} is VALID [2020-07-08 13:01:36,974 INFO L280 TraceCheckUtils]: 9: Hoare triple {28078#true} assume !!(0 == ~init__r131~0 % 256); {28078#true} is VALID [2020-07-08 13:01:36,974 INFO L280 TraceCheckUtils]: 10: Hoare triple {28078#true} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {28078#true} is VALID [2020-07-08 13:01:36,975 INFO L280 TraceCheckUtils]: 11: Hoare triple {28078#true} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {28078#true} is VALID [2020-07-08 13:01:36,975 INFO L280 TraceCheckUtils]: 12: Hoare triple {28078#true} assume !!(0 == ~init__r211~0 % 256); {28078#true} is VALID [2020-07-08 13:01:36,976 INFO L280 TraceCheckUtils]: 13: Hoare triple {28078#true} assume !!(0 == ~init__r231~0 % 256);~init__tmp___1~0 := 0; {28083#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} is VALID [2020-07-08 13:01:36,977 INFO L280 TraceCheckUtils]: 14: Hoare triple {28083#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {28083#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} is VALID [2020-07-08 13:01:36,978 INFO L280 TraceCheckUtils]: 15: Hoare triple {28083#(= (* 256 (div main_~init__r231~0 256)) main_~init__r231~0)} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {28079#false} is VALID [2020-07-08 13:01:36,979 INFO L280 TraceCheckUtils]: 16: Hoare triple {28079#false} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {28079#false} is VALID [2020-07-08 13:01:36,979 INFO L280 TraceCheckUtils]: 17: Hoare triple {28079#false} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {28079#false} is VALID [2020-07-08 13:01:36,979 INFO L280 TraceCheckUtils]: 18: Hoare triple {28079#false} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {28079#false} is VALID [2020-07-08 13:01:36,979 INFO L280 TraceCheckUtils]: 19: Hoare triple {28079#false} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {28079#false} is VALID [2020-07-08 13:01:36,980 INFO L280 TraceCheckUtils]: 20: Hoare triple {28079#false} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {28079#false} is VALID [2020-07-08 13:01:36,980 INFO L280 TraceCheckUtils]: 21: Hoare triple {28079#false} assume ~id1~0 != ~id2~0; {28079#false} is VALID [2020-07-08 13:01:36,980 INFO L280 TraceCheckUtils]: 22: Hoare triple {28079#false} assume ~id1~0 != ~id3~0; {28079#false} is VALID [2020-07-08 13:01:36,980 INFO L280 TraceCheckUtils]: 23: Hoare triple {28079#false} assume ~id2~0 != ~id3~0; {28079#false} is VALID [2020-07-08 13:01:36,981 INFO L280 TraceCheckUtils]: 24: Hoare triple {28079#false} assume ~id1~0 >= 0; {28079#false} is VALID [2020-07-08 13:01:36,981 INFO L280 TraceCheckUtils]: 25: Hoare triple {28079#false} assume ~id2~0 >= 0; {28079#false} is VALID [2020-07-08 13:01:36,981 INFO L280 TraceCheckUtils]: 26: Hoare triple {28079#false} assume ~id3~0 >= 0; {28079#false} is VALID [2020-07-08 13:01:36,981 INFO L280 TraceCheckUtils]: 27: Hoare triple {28079#false} assume 0 == ~r1~0; {28079#false} is VALID [2020-07-08 13:01:36,982 INFO L280 TraceCheckUtils]: 28: Hoare triple {28079#false} assume 0 == ~r2~0; {28079#false} is VALID [2020-07-08 13:01:36,982 INFO L280 TraceCheckUtils]: 29: Hoare triple {28079#false} assume 0 == ~r3~0; {28079#false} is VALID [2020-07-08 13:01:36,982 INFO L280 TraceCheckUtils]: 30: Hoare triple {28079#false} assume ~max1~0 == ~id1~0; {28079#false} is VALID [2020-07-08 13:01:36,982 INFO L280 TraceCheckUtils]: 31: Hoare triple {28079#false} assume ~max2~0 == ~id2~0; {28079#false} is VALID [2020-07-08 13:01:36,982 INFO L280 TraceCheckUtils]: 32: Hoare triple {28079#false} assume ~max3~0 == ~id3~0; {28079#false} is VALID [2020-07-08 13:01:36,982 INFO L280 TraceCheckUtils]: 33: Hoare triple {28079#false} assume 0 == ~st1~0; {28079#false} is VALID [2020-07-08 13:01:36,983 INFO L280 TraceCheckUtils]: 34: Hoare triple {28079#false} assume 0 == ~st2~0; {28079#false} is VALID [2020-07-08 13:01:36,983 INFO L280 TraceCheckUtils]: 35: Hoare triple {28079#false} assume 0 == ~st3~0; {28079#false} is VALID [2020-07-08 13:01:36,983 INFO L280 TraceCheckUtils]: 36: Hoare triple {28079#false} assume 0 == ~nl1~0; {28079#false} is VALID [2020-07-08 13:01:36,983 INFO L280 TraceCheckUtils]: 37: Hoare triple {28079#false} assume 0 == ~nl2~0; {28079#false} is VALID [2020-07-08 13:01:36,991 INFO L280 TraceCheckUtils]: 38: Hoare triple {28079#false} assume 0 == ~nl3~0; {28079#false} is VALID [2020-07-08 13:01:36,991 INFO L280 TraceCheckUtils]: 39: Hoare triple {28079#false} assume 0 == ~mode1~0 % 256; {28079#false} is VALID [2020-07-08 13:01:36,991 INFO L280 TraceCheckUtils]: 40: Hoare triple {28079#false} assume 0 == ~mode2~0 % 256; {28079#false} is VALID [2020-07-08 13:01:36,991 INFO L280 TraceCheckUtils]: 41: Hoare triple {28079#false} assume 0 == ~mode3~0 % 256; {28079#false} is VALID [2020-07-08 13:01:36,992 INFO L280 TraceCheckUtils]: 42: Hoare triple {28079#false} assume !(0 == ~newmax1~0 % 256); {28079#false} is VALID [2020-07-08 13:01:36,992 INFO L280 TraceCheckUtils]: 43: Hoare triple {28079#false} assume !(0 == ~newmax2~0 % 256); {28079#false} is VALID [2020-07-08 13:01:36,992 INFO L280 TraceCheckUtils]: 44: Hoare triple {28079#false} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {28079#false} is VALID [2020-07-08 13:01:36,992 INFO L280 TraceCheckUtils]: 45: Hoare triple {28079#false} assume 0 != ~main__i2~0;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~main__i2~0 := 0; {28079#false} is VALID [2020-07-08 13:01:36,993 INFO L280 TraceCheckUtils]: 46: Hoare triple {28079#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {28079#false} is VALID [2020-07-08 13:01:36,993 INFO L280 TraceCheckUtils]: 47: Hoare triple {28079#false} assume !!(0 == ~mode1~0 % 256); {28079#false} is VALID [2020-07-08 13:01:36,995 INFO L280 TraceCheckUtils]: 48: Hoare triple {28079#false} assume ~r1~0 < 2; {28079#false} is VALID [2020-07-08 13:01:36,996 INFO L280 TraceCheckUtils]: 49: Hoare triple {28079#false} assume !!(0 == ~ep12~0 % 256); {28079#false} is VALID [2020-07-08 13:01:36,996 INFO L280 TraceCheckUtils]: 50: Hoare triple {28079#false} assume !!(0 == ~ep13~0 % 256); {28079#false} is VALID [2020-07-08 13:01:36,996 INFO L280 TraceCheckUtils]: 51: Hoare triple {28079#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {28079#false} is VALID [2020-07-08 13:01:36,996 INFO L280 TraceCheckUtils]: 52: Hoare triple {28079#false} assume !!(0 == ~mode2~0 % 256); {28079#false} is VALID [2020-07-08 13:01:36,997 INFO L280 TraceCheckUtils]: 53: Hoare triple {28079#false} assume ~r2~0 < 2; {28079#false} is VALID [2020-07-08 13:01:36,997 INFO L280 TraceCheckUtils]: 54: Hoare triple {28079#false} assume !!(0 == ~ep21~0 % 256); {28079#false} is VALID [2020-07-08 13:01:36,997 INFO L280 TraceCheckUtils]: 55: Hoare triple {28079#false} assume !!(0 == ~ep23~0 % 256); {28079#false} is VALID [2020-07-08 13:01:36,997 INFO L280 TraceCheckUtils]: 56: Hoare triple {28079#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {28079#false} is VALID [2020-07-08 13:01:36,998 INFO L280 TraceCheckUtils]: 57: Hoare triple {28079#false} assume !!(0 == ~mode3~0 % 256); {28079#false} is VALID [2020-07-08 13:01:36,998 INFO L280 TraceCheckUtils]: 58: Hoare triple {28079#false} assume ~r3~0 < 2; {28079#false} is VALID [2020-07-08 13:01:37,000 INFO L280 TraceCheckUtils]: 59: Hoare triple {28079#false} assume !!(0 == ~ep31~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,001 INFO L280 TraceCheckUtils]: 60: Hoare triple {28079#false} assume !!(0 == ~ep32~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,001 INFO L280 TraceCheckUtils]: 61: Hoare triple {28079#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~0; {28079#false} is VALID [2020-07-08 13:01:37,001 INFO L280 TraceCheckUtils]: 62: Hoare triple {28079#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,001 INFO L280 TraceCheckUtils]: 63: Hoare triple {28079#false} assume ~st1~0 + ~nl1~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,002 INFO L280 TraceCheckUtils]: 64: Hoare triple {28079#false} assume ~st2~0 + ~nl2~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,002 INFO L280 TraceCheckUtils]: 65: Hoare triple {28079#false} assume ~st3~0 + ~nl3~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,005 INFO L280 TraceCheckUtils]: 66: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-08 13:01:37,006 INFO L280 TraceCheckUtils]: 67: Hoare triple {28079#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {28079#false} is VALID [2020-07-08 13:01:37,006 INFO L280 TraceCheckUtils]: 68: Hoare triple {28079#false} assume ~r1~0 < 2; {28079#false} is VALID [2020-07-08 13:01:37,006 INFO L280 TraceCheckUtils]: 69: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-08 13:01:37,006 INFO L280 TraceCheckUtils]: 70: Hoare triple {28079#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {28079#false} is VALID [2020-07-08 13:01:37,006 INFO L280 TraceCheckUtils]: 71: Hoare triple {28079#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {28079#false} is VALID [2020-07-08 13:01:37,006 INFO L280 TraceCheckUtils]: 72: Hoare triple {28079#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {28079#false} is VALID [2020-07-08 13:01:37,007 INFO L280 TraceCheckUtils]: 73: Hoare triple {28079#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {28079#false} is VALID [2020-07-08 13:01:37,007 INFO L280 TraceCheckUtils]: 74: Hoare triple {28079#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {28079#false} is VALID [2020-07-08 13:01:37,007 INFO L280 TraceCheckUtils]: 75: Hoare triple {28079#false} assume !!(0 == ~ep21~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,007 INFO L280 TraceCheckUtils]: 76: Hoare triple {28079#false} assume !!(0 == ~ep31~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,007 INFO L280 TraceCheckUtils]: 77: Hoare triple {28079#false} ~newmax1~0 := ~node1__newmax~1; {28079#false} is VALID [2020-07-08 13:01:37,008 INFO L280 TraceCheckUtils]: 78: Hoare triple {28079#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {28079#false} is VALID [2020-07-08 13:01:37,008 INFO L280 TraceCheckUtils]: 79: Hoare triple {28079#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {28079#false} is VALID [2020-07-08 13:01:37,008 INFO L280 TraceCheckUtils]: 80: Hoare triple {28079#false} assume !!(0 == ~ep12~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,008 INFO L280 TraceCheckUtils]: 81: Hoare triple {28079#false} assume !!(0 == ~ep32~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,011 INFO L280 TraceCheckUtils]: 82: Hoare triple {28079#false} ~newmax2~0 := ~node2__newmax~1; {28079#false} is VALID [2020-07-08 13:01:37,012 INFO L280 TraceCheckUtils]: 83: Hoare triple {28079#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {28079#false} is VALID [2020-07-08 13:01:37,012 INFO L280 TraceCheckUtils]: 84: Hoare triple {28079#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {28079#false} is VALID [2020-07-08 13:01:37,012 INFO L280 TraceCheckUtils]: 85: Hoare triple {28079#false} assume !!(0 == ~ep13~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,012 INFO L280 TraceCheckUtils]: 86: Hoare triple {28079#false} assume !!(0 == ~ep23~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,012 INFO L280 TraceCheckUtils]: 87: Hoare triple {28079#false} ~newmax3~0 := ~node3__newmax~1; {28079#false} is VALID [2020-07-08 13:01:37,013 INFO L280 TraceCheckUtils]: 88: Hoare triple {28079#false} assume !(2 == ~r3~0);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {28079#false} is VALID [2020-07-08 13:01:37,013 INFO L280 TraceCheckUtils]: 89: Hoare triple {28079#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,013 INFO L280 TraceCheckUtils]: 90: Hoare triple {28079#false} assume ~st1~0 + ~nl1~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,016 INFO L280 TraceCheckUtils]: 91: Hoare triple {28079#false} assume ~st2~0 + ~nl2~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,017 INFO L280 TraceCheckUtils]: 92: Hoare triple {28079#false} assume ~st3~0 + ~nl3~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,017 INFO L280 TraceCheckUtils]: 93: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-08 13:01:37,017 INFO L280 TraceCheckUtils]: 94: Hoare triple {28079#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {28079#false} is VALID [2020-07-08 13:01:37,017 INFO L280 TraceCheckUtils]: 95: Hoare triple {28079#false} assume ~r1~0 < 2; {28079#false} is VALID [2020-07-08 13:01:37,017 INFO L280 TraceCheckUtils]: 96: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-08 13:01:37,017 INFO L280 TraceCheckUtils]: 97: Hoare triple {28079#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {28079#false} is VALID [2020-07-08 13:01:37,018 INFO L280 TraceCheckUtils]: 98: Hoare triple {28079#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {28079#false} is VALID [2020-07-08 13:01:37,018 INFO L280 TraceCheckUtils]: 99: Hoare triple {28079#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {28079#false} is VALID [2020-07-08 13:01:37,018 INFO L280 TraceCheckUtils]: 100: Hoare triple {28079#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {28079#false} is VALID [2020-07-08 13:01:37,018 INFO L280 TraceCheckUtils]: 101: Hoare triple {28079#false} assume !!(0 == ~mode1~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,018 INFO L280 TraceCheckUtils]: 102: Hoare triple {28079#false} assume ~r1~0 < 2; {28079#false} is VALID [2020-07-08 13:01:37,019 INFO L280 TraceCheckUtils]: 103: Hoare triple {28079#false} assume !!(0 == ~ep12~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,019 INFO L280 TraceCheckUtils]: 104: Hoare triple {28079#false} assume !!(0 == ~ep13~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,019 INFO L280 TraceCheckUtils]: 105: Hoare triple {28079#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {28079#false} is VALID [2020-07-08 13:01:37,019 INFO L280 TraceCheckUtils]: 106: Hoare triple {28079#false} assume !!(0 == ~mode2~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,021 INFO L280 TraceCheckUtils]: 107: Hoare triple {28079#false} assume ~r2~0 < 2; {28079#false} is VALID [2020-07-08 13:01:37,021 INFO L280 TraceCheckUtils]: 108: Hoare triple {28079#false} assume !!(0 == ~ep21~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,022 INFO L280 TraceCheckUtils]: 109: Hoare triple {28079#false} assume !!(0 == ~ep23~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,022 INFO L280 TraceCheckUtils]: 110: Hoare triple {28079#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {28079#false} is VALID [2020-07-08 13:01:37,022 INFO L280 TraceCheckUtils]: 111: Hoare triple {28079#false} assume !!(0 == ~mode3~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,024 INFO L280 TraceCheckUtils]: 112: Hoare triple {28079#false} assume ~r3~0 < 2; {28079#false} is VALID [2020-07-08 13:01:37,024 INFO L280 TraceCheckUtils]: 113: Hoare triple {28079#false} assume !!(0 == ~ep31~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,025 INFO L280 TraceCheckUtils]: 114: Hoare triple {28079#false} assume !!(0 == ~ep32~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,025 INFO L280 TraceCheckUtils]: 115: Hoare triple {28079#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~2; {28079#false} is VALID [2020-07-08 13:01:37,025 INFO L280 TraceCheckUtils]: 116: Hoare triple {28079#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,025 INFO L280 TraceCheckUtils]: 117: Hoare triple {28079#false} assume ~st1~0 + ~nl1~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,025 INFO L280 TraceCheckUtils]: 118: Hoare triple {28079#false} assume ~st2~0 + ~nl2~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,025 INFO L280 TraceCheckUtils]: 119: Hoare triple {28079#false} assume ~st3~0 + ~nl3~0 <= 1; {28079#false} is VALID [2020-07-08 13:01:37,026 INFO L280 TraceCheckUtils]: 120: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-08 13:01:37,026 INFO L280 TraceCheckUtils]: 121: Hoare triple {28079#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {28079#false} is VALID [2020-07-08 13:01:37,026 INFO L280 TraceCheckUtils]: 122: Hoare triple {28079#false} assume ~r1~0 < 2; {28079#false} is VALID [2020-07-08 13:01:37,029 INFO L280 TraceCheckUtils]: 123: Hoare triple {28079#false} assume !(~r1~0 >= 2); {28079#false} is VALID [2020-07-08 13:01:37,030 INFO L280 TraceCheckUtils]: 124: Hoare triple {28079#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {28079#false} is VALID [2020-07-08 13:01:37,030 INFO L280 TraceCheckUtils]: 125: Hoare triple {28079#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {28079#false} is VALID [2020-07-08 13:01:37,030 INFO L280 TraceCheckUtils]: 126: Hoare triple {28079#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {28079#false} is VALID [2020-07-08 13:01:37,030 INFO L280 TraceCheckUtils]: 127: Hoare triple {28079#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {28079#false} is VALID [2020-07-08 13:01:37,031 INFO L280 TraceCheckUtils]: 128: Hoare triple {28079#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {28079#false} is VALID [2020-07-08 13:01:37,031 INFO L280 TraceCheckUtils]: 129: Hoare triple {28079#false} assume !!(0 == ~ep21~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,031 INFO L280 TraceCheckUtils]: 130: Hoare triple {28079#false} assume !!(0 == ~ep31~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,031 INFO L280 TraceCheckUtils]: 131: Hoare triple {28079#false} ~newmax1~0 := ~node1__newmax~3; {28079#false} is VALID [2020-07-08 13:01:37,031 INFO L280 TraceCheckUtils]: 132: Hoare triple {28079#false} assume 2 == ~r1~0; {28079#false} is VALID [2020-07-08 13:01:37,032 INFO L280 TraceCheckUtils]: 133: Hoare triple {28079#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {28079#false} is VALID [2020-07-08 13:01:37,032 INFO L280 TraceCheckUtils]: 134: Hoare triple {28079#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {28079#false} is VALID [2020-07-08 13:01:37,032 INFO L280 TraceCheckUtils]: 135: Hoare triple {28079#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {28079#false} is VALID [2020-07-08 13:01:37,032 INFO L280 TraceCheckUtils]: 136: Hoare triple {28079#false} assume !!(0 == ~ep12~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,032 INFO L280 TraceCheckUtils]: 137: Hoare triple {28079#false} assume !!(0 == ~ep32~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,033 INFO L280 TraceCheckUtils]: 138: Hoare triple {28079#false} ~newmax2~0 := ~node2__newmax~3; {28079#false} is VALID [2020-07-08 13:01:37,033 INFO L280 TraceCheckUtils]: 139: Hoare triple {28079#false} assume 2 == ~r2~0; {28079#false} is VALID [2020-07-08 13:01:37,033 INFO L280 TraceCheckUtils]: 140: Hoare triple {28079#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {28079#false} is VALID [2020-07-08 13:01:37,033 INFO L280 TraceCheckUtils]: 141: Hoare triple {28079#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {28079#false} is VALID [2020-07-08 13:01:37,035 INFO L280 TraceCheckUtils]: 142: Hoare triple {28079#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {28079#false} is VALID [2020-07-08 13:01:37,035 INFO L280 TraceCheckUtils]: 143: Hoare triple {28079#false} assume !!(0 == ~ep13~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,035 INFO L280 TraceCheckUtils]: 144: Hoare triple {28079#false} assume !!(0 == ~ep23~0 % 256); {28079#false} is VALID [2020-07-08 13:01:37,035 INFO L280 TraceCheckUtils]: 145: Hoare triple {28079#false} ~newmax3~0 := ~node3__newmax~3; {28079#false} is VALID [2020-07-08 13:01:37,036 INFO L280 TraceCheckUtils]: 146: Hoare triple {28079#false} assume 2 == ~r3~0; {28079#false} is VALID [2020-07-08 13:01:37,036 INFO L280 TraceCheckUtils]: 147: Hoare triple {28079#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {28079#false} is VALID [2020-07-08 13:01:37,036 INFO L280 TraceCheckUtils]: 148: Hoare triple {28079#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~3; {28079#false} is VALID [2020-07-08 13:01:37,036 INFO L280 TraceCheckUtils]: 149: Hoare triple {28079#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {28079#false} is VALID [2020-07-08 13:01:37,036 INFO L280 TraceCheckUtils]: 150: Hoare triple {28079#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {28079#false} is VALID [2020-07-08 13:01:37,037 INFO L280 TraceCheckUtils]: 151: Hoare triple {28079#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {28079#false} is VALID [2020-07-08 13:01:37,037 INFO L280 TraceCheckUtils]: 152: Hoare triple {28079#false} assume 0 == ~assert__arg~3 % 256; {28079#false} is VALID [2020-07-08 13:01:37,037 INFO L280 TraceCheckUtils]: 153: Hoare triple {28079#false} assume !false; {28079#false} is VALID [2020-07-08 13:01:37,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 13:01:37,060 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000319580] [2020-07-08 13:01:37,060 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 13:01:37,061 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 13:01:37,061 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19878693] [2020-07-08 13:01:37,061 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 154 [2020-07-08 13:01:37,062 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 13:01:37,062 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 13:01:37,245 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 154 edges. 154 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:01:37,245 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 13:01:37,245 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 13:01:37,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 13:01:37,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 13:01:37,246 INFO L87 Difference]: Start difference. First operand 1958 states and 2870 transitions. Second operand 4 states. [2020-07-08 13:01:48,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:48,016 INFO L93 Difference]: Finished difference Result 5790 states and 8482 transitions. [2020-07-08 13:01:48,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-08 13:01:48,016 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 154 [2020-07-08 13:01:48,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 13:01:48,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 13:01:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1410 transitions. [2020-07-08 13:01:48,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 13:01:48,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1410 transitions. [2020-07-08 13:01:48,034 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1410 transitions. [2020-07-08 13:01:49,925 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1410 edges. 1410 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:01:50,641 INFO L225 Difference]: With dead ends: 5790 [2020-07-08 13:01:50,642 INFO L226 Difference]: Without dead ends: 3880 [2020-07-08 13:01:50,646 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 [2020-07-08 13:01:50,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3880 states. [2020-07-08 13:01:52,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3880 to 1962. [2020-07-08 13:01:52,934 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 13:01:52,934 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3880 states. Second operand 1962 states. [2020-07-08 13:01:52,934 INFO L74 IsIncluded]: Start isIncluded. First operand 3880 states. Second operand 1962 states. [2020-07-08 13:01:52,934 INFO L87 Difference]: Start difference. First operand 3880 states. Second operand 1962 states. [2020-07-08 13:01:53,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:53,435 INFO L93 Difference]: Finished difference Result 3880 states and 5683 transitions. [2020-07-08 13:01:53,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3880 states and 5683 transitions. [2020-07-08 13:01:53,440 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:01:53,440 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:01:53,440 INFO L74 IsIncluded]: Start isIncluded. First operand 1962 states. Second operand 3880 states. [2020-07-08 13:01:53,440 INFO L87 Difference]: Start difference. First operand 1962 states. Second operand 3880 states. [2020-07-08 13:01:53,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:01:53,957 INFO L93 Difference]: Finished difference Result 3880 states and 5683 transitions. [2020-07-08 13:01:53,957 INFO L276 IsEmpty]: Start isEmpty. Operand 3880 states and 5683 transitions. [2020-07-08 13:01:53,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:01:53,962 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:01:53,962 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 13:01:53,962 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 13:01:53,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2020-07-08 13:01:54,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2874 transitions. [2020-07-08 13:01:54,149 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2874 transitions. Word has length 154 [2020-07-08 13:01:54,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 13:01:54,149 INFO L479 AbstractCegarLoop]: Abstraction has 1962 states and 2874 transitions. [2020-07-08 13:01:54,149 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 13:01:54,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2874 transitions. [2020-07-08 13:01:54,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-08 13:01:54,152 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 13:01:54,152 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 13:01:54,152 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 13:01:54,153 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 13:01:54,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 13:01:54,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1585428376, now seen corresponding path program 1 times [2020-07-08 13:01:54,153 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 13:01:54,153 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672926592] [2020-07-08 13:01:54,154 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 13:01:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:01:54,581 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-08 13:01:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:01:54,654 INFO L280 TraceCheckUtils]: 0: Hoare triple {45985#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {45979#true} is VALID [2020-07-08 13:01:54,654 INFO L280 TraceCheckUtils]: 1: Hoare triple {45979#true} assume true; {45979#true} is VALID [2020-07-08 13:01:54,655 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {45979#true} {45979#true} #1358#return; {45979#true} is VALID [2020-07-08 13:01:54,660 INFO L263 TraceCheckUtils]: 0: Hoare triple {45979#true} call ULTIMATE.init(); {45985#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-08 13:01:54,660 INFO L280 TraceCheckUtils]: 1: Hoare triple {45985#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {45979#true} is VALID [2020-07-08 13:01:54,661 INFO L280 TraceCheckUtils]: 2: Hoare triple {45979#true} assume true; {45979#true} is VALID [2020-07-08 13:01:54,661 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {45979#true} {45979#true} #1358#return; {45979#true} is VALID [2020-07-08 13:01:54,661 INFO L263 TraceCheckUtils]: 4: Hoare triple {45979#true} call #t~ret30 := main(); {45979#true} is VALID [2020-07-08 13:01:54,662 INFO L280 TraceCheckUtils]: 5: Hoare triple {45979#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {45979#true} is VALID [2020-07-08 13:01:54,662 INFO L280 TraceCheckUtils]: 6: Hoare triple {45979#true} assume !!(0 == ~init__r121~0 % 256); {45979#true} is VALID [2020-07-08 13:01:54,662 INFO L280 TraceCheckUtils]: 7: Hoare triple {45979#true} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {45979#true} is VALID [2020-07-08 13:01:54,663 INFO L280 TraceCheckUtils]: 8: Hoare triple {45979#true} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {45979#true} is VALID [2020-07-08 13:01:54,663 INFO L280 TraceCheckUtils]: 9: Hoare triple {45979#true} assume !!(0 == ~init__r131~0 % 256); {45979#true} is VALID [2020-07-08 13:01:54,664 INFO L280 TraceCheckUtils]: 10: Hoare triple {45979#true} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {45979#true} is VALID [2020-07-08 13:01:54,664 INFO L280 TraceCheckUtils]: 11: Hoare triple {45979#true} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {45979#true} is VALID [2020-07-08 13:01:54,664 INFO L280 TraceCheckUtils]: 12: Hoare triple {45979#true} assume !!(0 == ~init__r211~0 % 256); {45979#true} is VALID [2020-07-08 13:01:54,665 INFO L280 TraceCheckUtils]: 13: Hoare triple {45979#true} assume !(0 == ~init__r231~0 % 256); {45979#true} is VALID [2020-07-08 13:01:54,667 INFO L280 TraceCheckUtils]: 14: Hoare triple {45979#true} assume !(0 == ~ep31~0 % 256);~init__tmp___1~0 := 1; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,668 INFO L280 TraceCheckUtils]: 15: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,669 INFO L280 TraceCheckUtils]: 16: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,670 INFO L280 TraceCheckUtils]: 17: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,671 INFO L280 TraceCheckUtils]: 18: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,673 INFO L280 TraceCheckUtils]: 19: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,674 INFO L280 TraceCheckUtils]: 20: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,675 INFO L280 TraceCheckUtils]: 21: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,676 INFO L280 TraceCheckUtils]: 22: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id1~0 != ~id2~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,677 INFO L280 TraceCheckUtils]: 23: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id1~0 != ~id3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,678 INFO L280 TraceCheckUtils]: 24: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id2~0 != ~id3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,679 INFO L280 TraceCheckUtils]: 25: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id1~0 >= 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,681 INFO L280 TraceCheckUtils]: 26: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id2~0 >= 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,682 INFO L280 TraceCheckUtils]: 27: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~id3~0 >= 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,683 INFO L280 TraceCheckUtils]: 28: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~r1~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,684 INFO L280 TraceCheckUtils]: 29: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~r2~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,685 INFO L280 TraceCheckUtils]: 30: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~r3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,686 INFO L280 TraceCheckUtils]: 31: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~max1~0 == ~id1~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,687 INFO L280 TraceCheckUtils]: 32: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~max2~0 == ~id2~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,688 INFO L280 TraceCheckUtils]: 33: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~max3~0 == ~id3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,689 INFO L280 TraceCheckUtils]: 34: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~st1~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,690 INFO L280 TraceCheckUtils]: 35: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~st2~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,691 INFO L280 TraceCheckUtils]: 36: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~st3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,692 INFO L280 TraceCheckUtils]: 37: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~nl1~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,700 INFO L280 TraceCheckUtils]: 38: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~nl2~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,701 INFO L280 TraceCheckUtils]: 39: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~nl3~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,702 INFO L280 TraceCheckUtils]: 40: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~mode1~0 % 256; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,703 INFO L280 TraceCheckUtils]: 41: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~mode2~0 % 256; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,704 INFO L280 TraceCheckUtils]: 42: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 == ~mode3~0 % 256; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,705 INFO L280 TraceCheckUtils]: 43: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~newmax1~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,706 INFO L280 TraceCheckUtils]: 44: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~newmax2~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,707 INFO L280 TraceCheckUtils]: 45: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,708 INFO L280 TraceCheckUtils]: 46: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume 0 != ~main__i2~0;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~main__i2~0 := 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,709 INFO L280 TraceCheckUtils]: 47: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,710 INFO L280 TraceCheckUtils]: 48: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~mode1~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,711 INFO L280 TraceCheckUtils]: 49: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~r1~0 < 2; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,712 INFO L280 TraceCheckUtils]: 50: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~ep12~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,713 INFO L280 TraceCheckUtils]: 51: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~ep13~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,714 INFO L280 TraceCheckUtils]: 52: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,715 INFO L280 TraceCheckUtils]: 53: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~mode2~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,716 INFO L280 TraceCheckUtils]: 54: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~r2~0 < 2; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,717 INFO L280 TraceCheckUtils]: 55: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~ep21~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,718 INFO L280 TraceCheckUtils]: 56: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~ep23~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,719 INFO L280 TraceCheckUtils]: 57: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,720 INFO L280 TraceCheckUtils]: 58: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~mode3~0 % 256); {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,721 INFO L280 TraceCheckUtils]: 59: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume ~r3~0 < 2; {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} is VALID [2020-07-08 13:01:54,723 INFO L280 TraceCheckUtils]: 60: Hoare triple {45984#(not (= (* 256 (div ~ep31~0 256)) ~ep31~0))} assume !!(0 == ~ep31~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,723 INFO L280 TraceCheckUtils]: 61: Hoare triple {45980#false} assume !!(0 == ~ep32~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,724 INFO L280 TraceCheckUtils]: 62: Hoare triple {45980#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~0; {45980#false} is VALID [2020-07-08 13:01:54,724 INFO L280 TraceCheckUtils]: 63: Hoare triple {45980#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,724 INFO L280 TraceCheckUtils]: 64: Hoare triple {45980#false} assume ~st1~0 + ~nl1~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,725 INFO L280 TraceCheckUtils]: 65: Hoare triple {45980#false} assume ~st2~0 + ~nl2~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,725 INFO L280 TraceCheckUtils]: 66: Hoare triple {45980#false} assume ~st3~0 + ~nl3~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,725 INFO L280 TraceCheckUtils]: 67: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-08 13:01:54,726 INFO L280 TraceCheckUtils]: 68: Hoare triple {45980#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {45980#false} is VALID [2020-07-08 13:01:54,726 INFO L280 TraceCheckUtils]: 69: Hoare triple {45980#false} assume ~r1~0 < 2; {45980#false} is VALID [2020-07-08 13:01:54,726 INFO L280 TraceCheckUtils]: 70: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-08 13:01:54,727 INFO L280 TraceCheckUtils]: 71: Hoare triple {45980#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {45980#false} is VALID [2020-07-08 13:01:54,792 INFO L280 TraceCheckUtils]: 72: Hoare triple {45980#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {45980#false} is VALID [2020-07-08 13:01:54,793 INFO L280 TraceCheckUtils]: 73: Hoare triple {45980#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {45980#false} is VALID [2020-07-08 13:01:54,793 INFO L280 TraceCheckUtils]: 74: Hoare triple {45980#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {45980#false} is VALID [2020-07-08 13:01:54,793 INFO L280 TraceCheckUtils]: 75: Hoare triple {45980#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {45980#false} is VALID [2020-07-08 13:01:54,793 INFO L280 TraceCheckUtils]: 76: Hoare triple {45980#false} assume !!(0 == ~ep21~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,793 INFO L280 TraceCheckUtils]: 77: Hoare triple {45980#false} assume !!(0 == ~ep31~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,794 INFO L280 TraceCheckUtils]: 78: Hoare triple {45980#false} ~newmax1~0 := ~node1__newmax~1; {45980#false} is VALID [2020-07-08 13:01:54,794 INFO L280 TraceCheckUtils]: 79: Hoare triple {45980#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {45980#false} is VALID [2020-07-08 13:01:54,794 INFO L280 TraceCheckUtils]: 80: Hoare triple {45980#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {45980#false} is VALID [2020-07-08 13:01:54,794 INFO L280 TraceCheckUtils]: 81: Hoare triple {45980#false} assume !!(0 == ~ep12~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,794 INFO L280 TraceCheckUtils]: 82: Hoare triple {45980#false} assume !!(0 == ~ep32~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,794 INFO L280 TraceCheckUtils]: 83: Hoare triple {45980#false} ~newmax2~0 := ~node2__newmax~1; {45980#false} is VALID [2020-07-08 13:01:54,794 INFO L280 TraceCheckUtils]: 84: Hoare triple {45980#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {45980#false} is VALID [2020-07-08 13:01:54,795 INFO L280 TraceCheckUtils]: 85: Hoare triple {45980#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {45980#false} is VALID [2020-07-08 13:01:54,795 INFO L280 TraceCheckUtils]: 86: Hoare triple {45980#false} assume !!(0 == ~ep13~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,795 INFO L280 TraceCheckUtils]: 87: Hoare triple {45980#false} assume !!(0 == ~ep23~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,795 INFO L280 TraceCheckUtils]: 88: Hoare triple {45980#false} ~newmax3~0 := ~node3__newmax~1; {45980#false} is VALID [2020-07-08 13:01:54,796 INFO L280 TraceCheckUtils]: 89: Hoare triple {45980#false} assume !(2 == ~r3~0);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {45980#false} is VALID [2020-07-08 13:01:54,796 INFO L280 TraceCheckUtils]: 90: Hoare triple {45980#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,796 INFO L280 TraceCheckUtils]: 91: Hoare triple {45980#false} assume ~st1~0 + ~nl1~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,797 INFO L280 TraceCheckUtils]: 92: Hoare triple {45980#false} assume ~st2~0 + ~nl2~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,797 INFO L280 TraceCheckUtils]: 93: Hoare triple {45980#false} assume ~st3~0 + ~nl3~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,797 INFO L280 TraceCheckUtils]: 94: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-08 13:01:54,798 INFO L280 TraceCheckUtils]: 95: Hoare triple {45980#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {45980#false} is VALID [2020-07-08 13:01:54,798 INFO L280 TraceCheckUtils]: 96: Hoare triple {45980#false} assume ~r1~0 < 2; {45980#false} is VALID [2020-07-08 13:01:54,798 INFO L280 TraceCheckUtils]: 97: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-08 13:01:54,798 INFO L280 TraceCheckUtils]: 98: Hoare triple {45980#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {45980#false} is VALID [2020-07-08 13:01:54,799 INFO L280 TraceCheckUtils]: 99: Hoare triple {45980#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {45980#false} is VALID [2020-07-08 13:01:54,799 INFO L280 TraceCheckUtils]: 100: Hoare triple {45980#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {45980#false} is VALID [2020-07-08 13:01:54,799 INFO L280 TraceCheckUtils]: 101: Hoare triple {45980#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {45980#false} is VALID [2020-07-08 13:01:54,800 INFO L280 TraceCheckUtils]: 102: Hoare triple {45980#false} assume !!(0 == ~mode1~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,800 INFO L280 TraceCheckUtils]: 103: Hoare triple {45980#false} assume ~r1~0 < 2; {45980#false} is VALID [2020-07-08 13:01:54,800 INFO L280 TraceCheckUtils]: 104: Hoare triple {45980#false} assume !!(0 == ~ep12~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,801 INFO L280 TraceCheckUtils]: 105: Hoare triple {45980#false} assume !!(0 == ~ep13~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,801 INFO L280 TraceCheckUtils]: 106: Hoare triple {45980#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {45980#false} is VALID [2020-07-08 13:01:54,801 INFO L280 TraceCheckUtils]: 107: Hoare triple {45980#false} assume !!(0 == ~mode2~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,802 INFO L280 TraceCheckUtils]: 108: Hoare triple {45980#false} assume ~r2~0 < 2; {45980#false} is VALID [2020-07-08 13:01:54,802 INFO L280 TraceCheckUtils]: 109: Hoare triple {45980#false} assume !!(0 == ~ep21~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,802 INFO L280 TraceCheckUtils]: 110: Hoare triple {45980#false} assume !!(0 == ~ep23~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,802 INFO L280 TraceCheckUtils]: 111: Hoare triple {45980#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {45980#false} is VALID [2020-07-08 13:01:54,803 INFO L280 TraceCheckUtils]: 112: Hoare triple {45980#false} assume !!(0 == ~mode3~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,803 INFO L280 TraceCheckUtils]: 113: Hoare triple {45980#false} assume ~r3~0 < 2; {45980#false} is VALID [2020-07-08 13:01:54,803 INFO L280 TraceCheckUtils]: 114: Hoare triple {45980#false} assume !!(0 == ~ep31~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,804 INFO L280 TraceCheckUtils]: 115: Hoare triple {45980#false} assume !!(0 == ~ep32~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,804 INFO L280 TraceCheckUtils]: 116: Hoare triple {45980#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~2; {45980#false} is VALID [2020-07-08 13:01:54,804 INFO L280 TraceCheckUtils]: 117: Hoare triple {45980#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,805 INFO L280 TraceCheckUtils]: 118: Hoare triple {45980#false} assume ~st1~0 + ~nl1~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,805 INFO L280 TraceCheckUtils]: 119: Hoare triple {45980#false} assume ~st2~0 + ~nl2~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,805 INFO L280 TraceCheckUtils]: 120: Hoare triple {45980#false} assume ~st3~0 + ~nl3~0 <= 1; {45980#false} is VALID [2020-07-08 13:01:54,806 INFO L280 TraceCheckUtils]: 121: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-08 13:01:54,806 INFO L280 TraceCheckUtils]: 122: Hoare triple {45980#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {45980#false} is VALID [2020-07-08 13:01:54,806 INFO L280 TraceCheckUtils]: 123: Hoare triple {45980#false} assume ~r1~0 < 2; {45980#false} is VALID [2020-07-08 13:01:54,807 INFO L280 TraceCheckUtils]: 124: Hoare triple {45980#false} assume !(~r1~0 >= 2); {45980#false} is VALID [2020-07-08 13:01:54,807 INFO L280 TraceCheckUtils]: 125: Hoare triple {45980#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {45980#false} is VALID [2020-07-08 13:01:54,807 INFO L280 TraceCheckUtils]: 126: Hoare triple {45980#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {45980#false} is VALID [2020-07-08 13:01:54,807 INFO L280 TraceCheckUtils]: 127: Hoare triple {45980#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {45980#false} is VALID [2020-07-08 13:01:54,808 INFO L280 TraceCheckUtils]: 128: Hoare triple {45980#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {45980#false} is VALID [2020-07-08 13:01:54,808 INFO L280 TraceCheckUtils]: 129: Hoare triple {45980#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {45980#false} is VALID [2020-07-08 13:01:54,808 INFO L280 TraceCheckUtils]: 130: Hoare triple {45980#false} assume !!(0 == ~ep21~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,809 INFO L280 TraceCheckUtils]: 131: Hoare triple {45980#false} assume !!(0 == ~ep31~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,809 INFO L280 TraceCheckUtils]: 132: Hoare triple {45980#false} ~newmax1~0 := ~node1__newmax~3; {45980#false} is VALID [2020-07-08 13:01:54,809 INFO L280 TraceCheckUtils]: 133: Hoare triple {45980#false} assume 2 == ~r1~0; {45980#false} is VALID [2020-07-08 13:01:54,810 INFO L280 TraceCheckUtils]: 134: Hoare triple {45980#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {45980#false} is VALID [2020-07-08 13:01:54,810 INFO L280 TraceCheckUtils]: 135: Hoare triple {45980#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {45980#false} is VALID [2020-07-08 13:01:54,810 INFO L280 TraceCheckUtils]: 136: Hoare triple {45980#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {45980#false} is VALID [2020-07-08 13:01:54,811 INFO L280 TraceCheckUtils]: 137: Hoare triple {45980#false} assume !!(0 == ~ep12~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,811 INFO L280 TraceCheckUtils]: 138: Hoare triple {45980#false} assume !!(0 == ~ep32~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,811 INFO L280 TraceCheckUtils]: 139: Hoare triple {45980#false} ~newmax2~0 := ~node2__newmax~3; {45980#false} is VALID [2020-07-08 13:01:54,812 INFO L280 TraceCheckUtils]: 140: Hoare triple {45980#false} assume 2 == ~r2~0; {45980#false} is VALID [2020-07-08 13:01:54,812 INFO L280 TraceCheckUtils]: 141: Hoare triple {45980#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {45980#false} is VALID [2020-07-08 13:01:54,812 INFO L280 TraceCheckUtils]: 142: Hoare triple {45980#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {45980#false} is VALID [2020-07-08 13:01:54,812 INFO L280 TraceCheckUtils]: 143: Hoare triple {45980#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {45980#false} is VALID [2020-07-08 13:01:54,813 INFO L280 TraceCheckUtils]: 144: Hoare triple {45980#false} assume !!(0 == ~ep13~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,813 INFO L280 TraceCheckUtils]: 145: Hoare triple {45980#false} assume !!(0 == ~ep23~0 % 256); {45980#false} is VALID [2020-07-08 13:01:54,813 INFO L280 TraceCheckUtils]: 146: Hoare triple {45980#false} ~newmax3~0 := ~node3__newmax~3; {45980#false} is VALID [2020-07-08 13:01:54,814 INFO L280 TraceCheckUtils]: 147: Hoare triple {45980#false} assume 2 == ~r3~0; {45980#false} is VALID [2020-07-08 13:01:54,814 INFO L280 TraceCheckUtils]: 148: Hoare triple {45980#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {45980#false} is VALID [2020-07-08 13:01:54,814 INFO L280 TraceCheckUtils]: 149: Hoare triple {45980#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~3; {45980#false} is VALID [2020-07-08 13:01:54,815 INFO L280 TraceCheckUtils]: 150: Hoare triple {45980#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {45980#false} is VALID [2020-07-08 13:01:54,815 INFO L280 TraceCheckUtils]: 151: Hoare triple {45980#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {45980#false} is VALID [2020-07-08 13:01:54,815 INFO L280 TraceCheckUtils]: 152: Hoare triple {45980#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {45980#false} is VALID [2020-07-08 13:01:54,816 INFO L280 TraceCheckUtils]: 153: Hoare triple {45980#false} assume 0 == ~assert__arg~3 % 256; {45980#false} is VALID [2020-07-08 13:01:54,816 INFO L280 TraceCheckUtils]: 154: Hoare triple {45980#false} assume !false; {45980#false} is VALID [2020-07-08 13:01:54,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 13:01:54,875 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672926592] [2020-07-08 13:01:54,876 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 13:01:54,876 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 13:01:54,877 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748434943] [2020-07-08 13:01:54,878 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 155 [2020-07-08 13:01:54,878 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 13:01:54,878 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 13:01:55,184 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:01:55,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 13:01:55,185 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 13:01:55,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 13:01:55,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 13:01:55,186 INFO L87 Difference]: Start difference. First operand 1962 states and 2874 transitions. Second operand 4 states. [2020-07-08 13:02:06,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:02:06,917 INFO L93 Difference]: Finished difference Result 5414 states and 7950 transitions. [2020-07-08 13:02:06,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-08 13:02:06,917 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 155 [2020-07-08 13:02:06,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 13:02:06,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 13:02:06,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1285 transitions. [2020-07-08 13:02:06,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 13:02:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1285 transitions. [2020-07-08 13:02:06,926 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1285 transitions. [2020-07-08 13:02:08,773 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1285 edges. 1285 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:02:09,520 INFO L225 Difference]: With dead ends: 5414 [2020-07-08 13:02:09,520 INFO L226 Difference]: Without dead ends: 3768 [2020-07-08 13:02:09,524 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 [2020-07-08 13:02:09,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3768 states. [2020-07-08 13:02:14,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3768 to 3766. [2020-07-08 13:02:14,301 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 13:02:14,302 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3768 states. Second operand 3766 states. [2020-07-08 13:02:14,302 INFO L74 IsIncluded]: Start isIncluded. First operand 3768 states. Second operand 3766 states. [2020-07-08 13:02:14,302 INFO L87 Difference]: Start difference. First operand 3768 states. Second operand 3766 states. [2020-07-08 13:02:14,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:02:14,758 INFO L93 Difference]: Finished difference Result 3768 states and 5457 transitions. [2020-07-08 13:02:14,758 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 5457 transitions. [2020-07-08 13:02:14,762 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:02:14,763 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:02:14,763 INFO L74 IsIncluded]: Start isIncluded. First operand 3766 states. Second operand 3768 states. [2020-07-08 13:02:14,763 INFO L87 Difference]: Start difference. First operand 3766 states. Second operand 3768 states. [2020-07-08 13:02:15,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:02:15,231 INFO L93 Difference]: Finished difference Result 3768 states and 5457 transitions. [2020-07-08 13:02:15,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 5457 transitions. [2020-07-08 13:02:15,237 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:02:15,237 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:02:15,237 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 13:02:15,237 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 13:02:15,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3766 states. [2020-07-08 13:02:15,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3766 states and 5456 transitions. [2020-07-08 13:02:15,957 INFO L78 Accepts]: Start accepts. Automaton has 3766 states and 5456 transitions. Word has length 155 [2020-07-08 13:02:15,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 13:02:15,957 INFO L479 AbstractCegarLoop]: Abstraction has 3766 states and 5456 transitions. [2020-07-08 13:02:15,958 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 13:02:15,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3766 states and 5456 transitions. [2020-07-08 13:02:15,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-08 13:02:15,963 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 13:02:15,963 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 13:02:15,963 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-08 13:02:15,964 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 13:02:15,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 13:02:15,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1351457563, now seen corresponding path program 1 times [2020-07-08 13:02:15,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 13:02:15,965 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152108813] [2020-07-08 13:02:15,965 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 13:02:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:02:16,490 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-08 13:02:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:02:16,544 INFO L280 TraceCheckUtils]: 0: Hoare triple {65545#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {65538#true} is VALID [2020-07-08 13:02:16,545 INFO L280 TraceCheckUtils]: 1: Hoare triple {65538#true} assume true; {65538#true} is VALID [2020-07-08 13:02:16,545 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {65538#true} {65538#true} #1358#return; {65538#true} is VALID [2020-07-08 13:02:16,552 INFO L263 TraceCheckUtils]: 0: Hoare triple {65538#true} call ULTIMATE.init(); {65545#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-08 13:02:16,553 INFO L280 TraceCheckUtils]: 1: Hoare triple {65545#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {65538#true} is VALID [2020-07-08 13:02:16,553 INFO L280 TraceCheckUtils]: 2: Hoare triple {65538#true} assume true; {65538#true} is VALID [2020-07-08 13:02:16,553 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {65538#true} {65538#true} #1358#return; {65538#true} is VALID [2020-07-08 13:02:16,553 INFO L263 TraceCheckUtils]: 4: Hoare triple {65538#true} call #t~ret30 := main(); {65538#true} is VALID [2020-07-08 13:02:16,554 INFO L280 TraceCheckUtils]: 5: Hoare triple {65538#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-08 13:02:16,555 INFO L280 TraceCheckUtils]: 6: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~init__r121~0 % 256); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-08 13:02:16,556 INFO L280 TraceCheckUtils]: 7: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-08 13:02:16,557 INFO L280 TraceCheckUtils]: 8: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-08 13:02:16,558 INFO L280 TraceCheckUtils]: 9: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~init__r131~0 % 256); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-08 13:02:16,559 INFO L280 TraceCheckUtils]: 10: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-08 13:02:16,560 INFO L280 TraceCheckUtils]: 11: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-08 13:02:16,561 INFO L280 TraceCheckUtils]: 12: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~init__r211~0 % 256); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-08 13:02:16,562 INFO L280 TraceCheckUtils]: 13: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !(0 == ~init__r231~0 % 256); {65543#(= main_~init__r311~0 ~ep31~0)} is VALID [2020-07-08 13:02:16,563 INFO L280 TraceCheckUtils]: 14: Hoare triple {65543#(= main_~init__r311~0 ~ep31~0)} assume !!(0 == ~ep31~0 % 256);~init__tmp___1~0 := 0; {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} is VALID [2020-07-08 13:02:16,564 INFO L280 TraceCheckUtils]: 15: Hoare triple {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} is VALID [2020-07-08 13:02:16,565 INFO L280 TraceCheckUtils]: 16: Hoare triple {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} is VALID [2020-07-08 13:02:16,565 INFO L280 TraceCheckUtils]: 17: Hoare triple {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} is VALID [2020-07-08 13:02:16,567 INFO L280 TraceCheckUtils]: 18: Hoare triple {65544#(<= main_~init__r311~0 (* 256 (div main_~init__r311~0 256)))} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {65539#false} is VALID [2020-07-08 13:02:16,568 INFO L280 TraceCheckUtils]: 19: Hoare triple {65539#false} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {65539#false} is VALID [2020-07-08 13:02:16,568 INFO L280 TraceCheckUtils]: 20: Hoare triple {65539#false} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {65539#false} is VALID [2020-07-08 13:02:16,568 INFO L280 TraceCheckUtils]: 21: Hoare triple {65539#false} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {65539#false} is VALID [2020-07-08 13:02:16,568 INFO L280 TraceCheckUtils]: 22: Hoare triple {65539#false} assume ~id1~0 != ~id2~0; {65539#false} is VALID [2020-07-08 13:02:16,569 INFO L280 TraceCheckUtils]: 23: Hoare triple {65539#false} assume ~id1~0 != ~id3~0; {65539#false} is VALID [2020-07-08 13:02:16,569 INFO L280 TraceCheckUtils]: 24: Hoare triple {65539#false} assume ~id2~0 != ~id3~0; {65539#false} is VALID [2020-07-08 13:02:16,569 INFO L280 TraceCheckUtils]: 25: Hoare triple {65539#false} assume ~id1~0 >= 0; {65539#false} is VALID [2020-07-08 13:02:16,570 INFO L280 TraceCheckUtils]: 26: Hoare triple {65539#false} assume ~id2~0 >= 0; {65539#false} is VALID [2020-07-08 13:02:16,570 INFO L280 TraceCheckUtils]: 27: Hoare triple {65539#false} assume ~id3~0 >= 0; {65539#false} is VALID [2020-07-08 13:02:16,570 INFO L280 TraceCheckUtils]: 28: Hoare triple {65539#false} assume 0 == ~r1~0; {65539#false} is VALID [2020-07-08 13:02:16,570 INFO L280 TraceCheckUtils]: 29: Hoare triple {65539#false} assume 0 == ~r2~0; {65539#false} is VALID [2020-07-08 13:02:16,571 INFO L280 TraceCheckUtils]: 30: Hoare triple {65539#false} assume 0 == ~r3~0; {65539#false} is VALID [2020-07-08 13:02:16,571 INFO L280 TraceCheckUtils]: 31: Hoare triple {65539#false} assume ~max1~0 == ~id1~0; {65539#false} is VALID [2020-07-08 13:02:16,571 INFO L280 TraceCheckUtils]: 32: Hoare triple {65539#false} assume ~max2~0 == ~id2~0; {65539#false} is VALID [2020-07-08 13:02:16,571 INFO L280 TraceCheckUtils]: 33: Hoare triple {65539#false} assume ~max3~0 == ~id3~0; {65539#false} is VALID [2020-07-08 13:02:16,571 INFO L280 TraceCheckUtils]: 34: Hoare triple {65539#false} assume 0 == ~st1~0; {65539#false} is VALID [2020-07-08 13:02:16,572 INFO L280 TraceCheckUtils]: 35: Hoare triple {65539#false} assume 0 == ~st2~0; {65539#false} is VALID [2020-07-08 13:02:16,572 INFO L280 TraceCheckUtils]: 36: Hoare triple {65539#false} assume 0 == ~st3~0; {65539#false} is VALID [2020-07-08 13:02:16,572 INFO L280 TraceCheckUtils]: 37: Hoare triple {65539#false} assume 0 == ~nl1~0; {65539#false} is VALID [2020-07-08 13:02:16,572 INFO L280 TraceCheckUtils]: 38: Hoare triple {65539#false} assume 0 == ~nl2~0; {65539#false} is VALID [2020-07-08 13:02:16,572 INFO L280 TraceCheckUtils]: 39: Hoare triple {65539#false} assume 0 == ~nl3~0; {65539#false} is VALID [2020-07-08 13:02:16,573 INFO L280 TraceCheckUtils]: 40: Hoare triple {65539#false} assume 0 == ~mode1~0 % 256; {65539#false} is VALID [2020-07-08 13:02:16,573 INFO L280 TraceCheckUtils]: 41: Hoare triple {65539#false} assume 0 == ~mode2~0 % 256; {65539#false} is VALID [2020-07-08 13:02:16,573 INFO L280 TraceCheckUtils]: 42: Hoare triple {65539#false} assume 0 == ~mode3~0 % 256; {65539#false} is VALID [2020-07-08 13:02:16,574 INFO L280 TraceCheckUtils]: 43: Hoare triple {65539#false} assume !(0 == ~newmax1~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,574 INFO L280 TraceCheckUtils]: 44: Hoare triple {65539#false} assume !(0 == ~newmax2~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,574 INFO L280 TraceCheckUtils]: 45: Hoare triple {65539#false} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {65539#false} is VALID [2020-07-08 13:02:16,574 INFO L280 TraceCheckUtils]: 46: Hoare triple {65539#false} assume 0 != ~main__i2~0;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~main__i2~0 := 0; {65539#false} is VALID [2020-07-08 13:02:16,575 INFO L280 TraceCheckUtils]: 47: Hoare triple {65539#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {65539#false} is VALID [2020-07-08 13:02:16,575 INFO L280 TraceCheckUtils]: 48: Hoare triple {65539#false} assume !!(0 == ~mode1~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,575 INFO L280 TraceCheckUtils]: 49: Hoare triple {65539#false} assume ~r1~0 < 2; {65539#false} is VALID [2020-07-08 13:02:16,576 INFO L280 TraceCheckUtils]: 50: Hoare triple {65539#false} assume !!(0 == ~ep12~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,576 INFO L280 TraceCheckUtils]: 51: Hoare triple {65539#false} assume !!(0 == ~ep13~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,576 INFO L280 TraceCheckUtils]: 52: Hoare triple {65539#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {65539#false} is VALID [2020-07-08 13:02:16,577 INFO L280 TraceCheckUtils]: 53: Hoare triple {65539#false} assume !!(0 == ~mode2~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,577 INFO L280 TraceCheckUtils]: 54: Hoare triple {65539#false} assume ~r2~0 < 2; {65539#false} is VALID [2020-07-08 13:02:16,577 INFO L280 TraceCheckUtils]: 55: Hoare triple {65539#false} assume !!(0 == ~ep21~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,577 INFO L280 TraceCheckUtils]: 56: Hoare triple {65539#false} assume !!(0 == ~ep23~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,577 INFO L280 TraceCheckUtils]: 57: Hoare triple {65539#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {65539#false} is VALID [2020-07-08 13:02:16,578 INFO L280 TraceCheckUtils]: 58: Hoare triple {65539#false} assume !!(0 == ~mode3~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,578 INFO L280 TraceCheckUtils]: 59: Hoare triple {65539#false} assume ~r3~0 < 2; {65539#false} is VALID [2020-07-08 13:02:16,578 INFO L280 TraceCheckUtils]: 60: Hoare triple {65539#false} assume !!(0 == ~ep31~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,579 INFO L280 TraceCheckUtils]: 61: Hoare triple {65539#false} assume !!(0 == ~ep32~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,579 INFO L280 TraceCheckUtils]: 62: Hoare triple {65539#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~0; {65539#false} is VALID [2020-07-08 13:02:16,579 INFO L280 TraceCheckUtils]: 63: Hoare triple {65539#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,580 INFO L280 TraceCheckUtils]: 64: Hoare triple {65539#false} assume ~st1~0 + ~nl1~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,580 INFO L280 TraceCheckUtils]: 65: Hoare triple {65539#false} assume ~st2~0 + ~nl2~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,580 INFO L280 TraceCheckUtils]: 66: Hoare triple {65539#false} assume ~st3~0 + ~nl3~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,581 INFO L280 TraceCheckUtils]: 67: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-08 13:02:16,581 INFO L280 TraceCheckUtils]: 68: Hoare triple {65539#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {65539#false} is VALID [2020-07-08 13:02:16,581 INFO L280 TraceCheckUtils]: 69: Hoare triple {65539#false} assume ~r1~0 < 2; {65539#false} is VALID [2020-07-08 13:02:16,582 INFO L280 TraceCheckUtils]: 70: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-08 13:02:16,582 INFO L280 TraceCheckUtils]: 71: Hoare triple {65539#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {65539#false} is VALID [2020-07-08 13:02:16,582 INFO L280 TraceCheckUtils]: 72: Hoare triple {65539#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {65539#false} is VALID [2020-07-08 13:02:16,582 INFO L280 TraceCheckUtils]: 73: Hoare triple {65539#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {65539#false} is VALID [2020-07-08 13:02:16,583 INFO L280 TraceCheckUtils]: 74: Hoare triple {65539#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {65539#false} is VALID [2020-07-08 13:02:16,583 INFO L280 TraceCheckUtils]: 75: Hoare triple {65539#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {65539#false} is VALID [2020-07-08 13:02:16,583 INFO L280 TraceCheckUtils]: 76: Hoare triple {65539#false} assume !!(0 == ~ep21~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,583 INFO L280 TraceCheckUtils]: 77: Hoare triple {65539#false} assume !!(0 == ~ep31~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,584 INFO L280 TraceCheckUtils]: 78: Hoare triple {65539#false} ~newmax1~0 := ~node1__newmax~1; {65539#false} is VALID [2020-07-08 13:02:16,584 INFO L280 TraceCheckUtils]: 79: Hoare triple {65539#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {65539#false} is VALID [2020-07-08 13:02:16,584 INFO L280 TraceCheckUtils]: 80: Hoare triple {65539#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {65539#false} is VALID [2020-07-08 13:02:16,584 INFO L280 TraceCheckUtils]: 81: Hoare triple {65539#false} assume !!(0 == ~ep12~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,584 INFO L280 TraceCheckUtils]: 82: Hoare triple {65539#false} assume !!(0 == ~ep32~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,585 INFO L280 TraceCheckUtils]: 83: Hoare triple {65539#false} ~newmax2~0 := ~node2__newmax~1; {65539#false} is VALID [2020-07-08 13:02:16,585 INFO L280 TraceCheckUtils]: 84: Hoare triple {65539#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {65539#false} is VALID [2020-07-08 13:02:16,585 INFO L280 TraceCheckUtils]: 85: Hoare triple {65539#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {65539#false} is VALID [2020-07-08 13:02:16,585 INFO L280 TraceCheckUtils]: 86: Hoare triple {65539#false} assume !!(0 == ~ep13~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,586 INFO L280 TraceCheckUtils]: 87: Hoare triple {65539#false} assume !!(0 == ~ep23~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,586 INFO L280 TraceCheckUtils]: 88: Hoare triple {65539#false} ~newmax3~0 := ~node3__newmax~1; {65539#false} is VALID [2020-07-08 13:02:16,586 INFO L280 TraceCheckUtils]: 89: Hoare triple {65539#false} assume !(2 == ~r3~0);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {65539#false} is VALID [2020-07-08 13:02:16,586 INFO L280 TraceCheckUtils]: 90: Hoare triple {65539#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,587 INFO L280 TraceCheckUtils]: 91: Hoare triple {65539#false} assume ~st1~0 + ~nl1~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,587 INFO L280 TraceCheckUtils]: 92: Hoare triple {65539#false} assume ~st2~0 + ~nl2~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,587 INFO L280 TraceCheckUtils]: 93: Hoare triple {65539#false} assume ~st3~0 + ~nl3~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,587 INFO L280 TraceCheckUtils]: 94: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-08 13:02:16,588 INFO L280 TraceCheckUtils]: 95: Hoare triple {65539#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {65539#false} is VALID [2020-07-08 13:02:16,588 INFO L280 TraceCheckUtils]: 96: Hoare triple {65539#false} assume ~r1~0 < 2; {65539#false} is VALID [2020-07-08 13:02:16,588 INFO L280 TraceCheckUtils]: 97: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-08 13:02:16,589 INFO L280 TraceCheckUtils]: 98: Hoare triple {65539#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {65539#false} is VALID [2020-07-08 13:02:16,589 INFO L280 TraceCheckUtils]: 99: Hoare triple {65539#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {65539#false} is VALID [2020-07-08 13:02:16,589 INFO L280 TraceCheckUtils]: 100: Hoare triple {65539#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {65539#false} is VALID [2020-07-08 13:02:16,589 INFO L280 TraceCheckUtils]: 101: Hoare triple {65539#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {65539#false} is VALID [2020-07-08 13:02:16,589 INFO L280 TraceCheckUtils]: 102: Hoare triple {65539#false} assume !!(0 == ~mode1~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,589 INFO L280 TraceCheckUtils]: 103: Hoare triple {65539#false} assume ~r1~0 < 2; {65539#false} is VALID [2020-07-08 13:02:16,590 INFO L280 TraceCheckUtils]: 104: Hoare triple {65539#false} assume !!(0 == ~ep12~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,590 INFO L280 TraceCheckUtils]: 105: Hoare triple {65539#false} assume !!(0 == ~ep13~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,590 INFO L280 TraceCheckUtils]: 106: Hoare triple {65539#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {65539#false} is VALID [2020-07-08 13:02:16,590 INFO L280 TraceCheckUtils]: 107: Hoare triple {65539#false} assume !!(0 == ~mode2~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,590 INFO L280 TraceCheckUtils]: 108: Hoare triple {65539#false} assume ~r2~0 < 2; {65539#false} is VALID [2020-07-08 13:02:16,591 INFO L280 TraceCheckUtils]: 109: Hoare triple {65539#false} assume !!(0 == ~ep21~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,591 INFO L280 TraceCheckUtils]: 110: Hoare triple {65539#false} assume !!(0 == ~ep23~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,591 INFO L280 TraceCheckUtils]: 111: Hoare triple {65539#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {65539#false} is VALID [2020-07-08 13:02:16,591 INFO L280 TraceCheckUtils]: 112: Hoare triple {65539#false} assume !!(0 == ~mode3~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,591 INFO L280 TraceCheckUtils]: 113: Hoare triple {65539#false} assume ~r3~0 < 2; {65539#false} is VALID [2020-07-08 13:02:16,592 INFO L280 TraceCheckUtils]: 114: Hoare triple {65539#false} assume !!(0 == ~ep31~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,592 INFO L280 TraceCheckUtils]: 115: Hoare triple {65539#false} assume !!(0 == ~ep32~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,592 INFO L280 TraceCheckUtils]: 116: Hoare triple {65539#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~2; {65539#false} is VALID [2020-07-08 13:02:16,592 INFO L280 TraceCheckUtils]: 117: Hoare triple {65539#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,592 INFO L280 TraceCheckUtils]: 118: Hoare triple {65539#false} assume ~st1~0 + ~nl1~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,593 INFO L280 TraceCheckUtils]: 119: Hoare triple {65539#false} assume ~st2~0 + ~nl2~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,593 INFO L280 TraceCheckUtils]: 120: Hoare triple {65539#false} assume ~st3~0 + ~nl3~0 <= 1; {65539#false} is VALID [2020-07-08 13:02:16,593 INFO L280 TraceCheckUtils]: 121: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-08 13:02:16,593 INFO L280 TraceCheckUtils]: 122: Hoare triple {65539#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {65539#false} is VALID [2020-07-08 13:02:16,593 INFO L280 TraceCheckUtils]: 123: Hoare triple {65539#false} assume ~r1~0 < 2; {65539#false} is VALID [2020-07-08 13:02:16,593 INFO L280 TraceCheckUtils]: 124: Hoare triple {65539#false} assume !(~r1~0 >= 2); {65539#false} is VALID [2020-07-08 13:02:16,594 INFO L280 TraceCheckUtils]: 125: Hoare triple {65539#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {65539#false} is VALID [2020-07-08 13:02:16,594 INFO L280 TraceCheckUtils]: 126: Hoare triple {65539#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {65539#false} is VALID [2020-07-08 13:02:16,594 INFO L280 TraceCheckUtils]: 127: Hoare triple {65539#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {65539#false} is VALID [2020-07-08 13:02:16,594 INFO L280 TraceCheckUtils]: 128: Hoare triple {65539#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {65539#false} is VALID [2020-07-08 13:02:16,594 INFO L280 TraceCheckUtils]: 129: Hoare triple {65539#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {65539#false} is VALID [2020-07-08 13:02:16,595 INFO L280 TraceCheckUtils]: 130: Hoare triple {65539#false} assume !!(0 == ~ep21~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,595 INFO L280 TraceCheckUtils]: 131: Hoare triple {65539#false} assume !!(0 == ~ep31~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,595 INFO L280 TraceCheckUtils]: 132: Hoare triple {65539#false} ~newmax1~0 := ~node1__newmax~3; {65539#false} is VALID [2020-07-08 13:02:16,595 INFO L280 TraceCheckUtils]: 133: Hoare triple {65539#false} assume 2 == ~r1~0; {65539#false} is VALID [2020-07-08 13:02:16,596 INFO L280 TraceCheckUtils]: 134: Hoare triple {65539#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {65539#false} is VALID [2020-07-08 13:02:16,596 INFO L280 TraceCheckUtils]: 135: Hoare triple {65539#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {65539#false} is VALID [2020-07-08 13:02:16,596 INFO L280 TraceCheckUtils]: 136: Hoare triple {65539#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {65539#false} is VALID [2020-07-08 13:02:16,596 INFO L280 TraceCheckUtils]: 137: Hoare triple {65539#false} assume !!(0 == ~ep12~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,597 INFO L280 TraceCheckUtils]: 138: Hoare triple {65539#false} assume !!(0 == ~ep32~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,597 INFO L280 TraceCheckUtils]: 139: Hoare triple {65539#false} ~newmax2~0 := ~node2__newmax~3; {65539#false} is VALID [2020-07-08 13:02:16,597 INFO L280 TraceCheckUtils]: 140: Hoare triple {65539#false} assume 2 == ~r2~0; {65539#false} is VALID [2020-07-08 13:02:16,598 INFO L280 TraceCheckUtils]: 141: Hoare triple {65539#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {65539#false} is VALID [2020-07-08 13:02:16,598 INFO L280 TraceCheckUtils]: 142: Hoare triple {65539#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {65539#false} is VALID [2020-07-08 13:02:16,598 INFO L280 TraceCheckUtils]: 143: Hoare triple {65539#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {65539#false} is VALID [2020-07-08 13:02:16,599 INFO L280 TraceCheckUtils]: 144: Hoare triple {65539#false} assume !!(0 == ~ep13~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,599 INFO L280 TraceCheckUtils]: 145: Hoare triple {65539#false} assume !!(0 == ~ep23~0 % 256); {65539#false} is VALID [2020-07-08 13:02:16,599 INFO L280 TraceCheckUtils]: 146: Hoare triple {65539#false} ~newmax3~0 := ~node3__newmax~3; {65539#false} is VALID [2020-07-08 13:02:16,599 INFO L280 TraceCheckUtils]: 147: Hoare triple {65539#false} assume 2 == ~r3~0; {65539#false} is VALID [2020-07-08 13:02:16,599 INFO L280 TraceCheckUtils]: 148: Hoare triple {65539#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {65539#false} is VALID [2020-07-08 13:02:16,600 INFO L280 TraceCheckUtils]: 149: Hoare triple {65539#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~3; {65539#false} is VALID [2020-07-08 13:02:16,600 INFO L280 TraceCheckUtils]: 150: Hoare triple {65539#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {65539#false} is VALID [2020-07-08 13:02:16,600 INFO L280 TraceCheckUtils]: 151: Hoare triple {65539#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {65539#false} is VALID [2020-07-08 13:02:16,600 INFO L280 TraceCheckUtils]: 152: Hoare triple {65539#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {65539#false} is VALID [2020-07-08 13:02:16,600 INFO L280 TraceCheckUtils]: 153: Hoare triple {65539#false} assume 0 == ~assert__arg~3 % 256; {65539#false} is VALID [2020-07-08 13:02:16,601 INFO L280 TraceCheckUtils]: 154: Hoare triple {65539#false} assume !false; {65539#false} is VALID [2020-07-08 13:02:16,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 13:02:16,631 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152108813] [2020-07-08 13:02:16,632 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 13:02:16,632 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 13:02:16,632 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892419355] [2020-07-08 13:02:16,633 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2020-07-08 13:02:16,633 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 13:02:16,633 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 13:02:16,867 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:02:16,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 13:02:16,868 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 13:02:16,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 13:02:16,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-08 13:02:16,869 INFO L87 Difference]: Start difference. First operand 3766 states and 5456 transitions. Second operand 5 states. [2020-07-08 13:02:29,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:02:29,699 INFO L93 Difference]: Finished difference Result 7914 states and 11362 transitions. [2020-07-08 13:02:29,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 13:02:29,700 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2020-07-08 13:02:29,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 13:02:29,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 13:02:29,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1366 transitions. [2020-07-08 13:02:29,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 13:02:29,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1366 transitions. [2020-07-08 13:02:29,709 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1366 transitions. [2020-07-08 13:02:31,902 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1366 edges. 1366 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:02:32,638 INFO L225 Difference]: With dead ends: 7914 [2020-07-08 13:02:32,638 INFO L226 Difference]: Without dead ends: 4004 [2020-07-08 13:02:32,643 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 [2020-07-08 13:02:32,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4004 states. [2020-07-08 13:02:38,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4004 to 4002. [2020-07-08 13:02:38,691 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 13:02:38,691 INFO L82 GeneralOperation]: Start isEquivalent. First operand 4004 states. Second operand 4002 states. [2020-07-08 13:02:38,691 INFO L74 IsIncluded]: Start isIncluded. First operand 4004 states. Second operand 4002 states. [2020-07-08 13:02:38,691 INFO L87 Difference]: Start difference. First operand 4004 states. Second operand 4002 states. [2020-07-08 13:02:39,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:02:39,200 INFO L93 Difference]: Finished difference Result 4004 states and 5699 transitions. [2020-07-08 13:02:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 5699 transitions. [2020-07-08 13:02:39,204 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:02:39,204 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:02:39,204 INFO L74 IsIncluded]: Start isIncluded. First operand 4002 states. Second operand 4004 states. [2020-07-08 13:02:39,205 INFO L87 Difference]: Start difference. First operand 4002 states. Second operand 4004 states. [2020-07-08 13:02:39,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:02:39,717 INFO L93 Difference]: Finished difference Result 4004 states and 5699 transitions. [2020-07-08 13:02:39,717 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 5699 transitions. [2020-07-08 13:02:39,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:02:39,722 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:02:39,722 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 13:02:39,722 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 13:02:39,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4002 states. [2020-07-08 13:02:40,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 4002 states and 5698 transitions. [2020-07-08 13:02:40,399 INFO L78 Accepts]: Start accepts. Automaton has 4002 states and 5698 transitions. Word has length 155 [2020-07-08 13:02:40,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 13:02:40,400 INFO L479 AbstractCegarLoop]: Abstraction has 4002 states and 5698 transitions. [2020-07-08 13:02:40,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 13:02:40,400 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 5698 transitions. [2020-07-08 13:02:40,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-08 13:02:40,403 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 13:02:40,404 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, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 13:02:40,404 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-08 13:02:40,404 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 13:02:40,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 13:02:40,405 INFO L82 PathProgramCache]: Analyzing trace with hash 557114249, now seen corresponding path program 1 times [2020-07-08 13:02:40,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 13:02:40,405 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357307783] [2020-07-08 13:02:40,405 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 13:02:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:02:40,871 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-08 13:02:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:02:40,916 INFO L280 TraceCheckUtils]: 0: Hoare triple {89063#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {89056#true} is VALID [2020-07-08 13:02:40,916 INFO L280 TraceCheckUtils]: 1: Hoare triple {89056#true} assume true; {89056#true} is VALID [2020-07-08 13:02:40,917 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {89056#true} {89056#true} #1358#return; {89056#true} is VALID [2020-07-08 13:02:40,921 INFO L263 TraceCheckUtils]: 0: Hoare triple {89056#true} call ULTIMATE.init(); {89063#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-08 13:02:40,922 INFO L280 TraceCheckUtils]: 1: Hoare triple {89063#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {89056#true} is VALID [2020-07-08 13:02:40,922 INFO L280 TraceCheckUtils]: 2: Hoare triple {89056#true} assume true; {89056#true} is VALID [2020-07-08 13:02:40,922 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {89056#true} {89056#true} #1358#return; {89056#true} is VALID [2020-07-08 13:02:40,922 INFO L263 TraceCheckUtils]: 4: Hoare triple {89056#true} call #t~ret30 := main(); {89056#true} is VALID [2020-07-08 13:02:40,924 INFO L280 TraceCheckUtils]: 5: Hoare triple {89056#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,925 INFO L280 TraceCheckUtils]: 6: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r121~0 % 256); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,926 INFO L280 TraceCheckUtils]: 7: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,927 INFO L280 TraceCheckUtils]: 8: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,928 INFO L280 TraceCheckUtils]: 9: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r131~0 % 256); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,928 INFO L280 TraceCheckUtils]: 10: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,929 INFO L280 TraceCheckUtils]: 11: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,930 INFO L280 TraceCheckUtils]: 12: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r211~0 % 256); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,930 INFO L280 TraceCheckUtils]: 13: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r231~0 % 256);~init__tmp___1~0 := 0; {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,931 INFO L280 TraceCheckUtils]: 14: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,932 INFO L280 TraceCheckUtils]: 15: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r231~0 % 256); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,933 INFO L280 TraceCheckUtils]: 16: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !!(0 == ~init__r211~0 % 256);~init__tmp___2~0 := 0; {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,933 INFO L280 TraceCheckUtils]: 17: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {89061#(= ~ep31~0 main_~init__r311~0)} is VALID [2020-07-08 13:02:40,934 INFO L280 TraceCheckUtils]: 18: Hoare triple {89061#(= ~ep31~0 main_~init__r311~0)} assume !(0 == ~init__r311~0 % 256);~init__tmp___3~0 := 1; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,935 INFO L280 TraceCheckUtils]: 19: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,936 INFO L280 TraceCheckUtils]: 20: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,936 INFO L280 TraceCheckUtils]: 21: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,937 INFO L280 TraceCheckUtils]: 22: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 != ~id2~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,938 INFO L280 TraceCheckUtils]: 23: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 != ~id3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,938 INFO L280 TraceCheckUtils]: 24: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id2~0 != ~id3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,939 INFO L280 TraceCheckUtils]: 25: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id1~0 >= 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,940 INFO L280 TraceCheckUtils]: 26: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id2~0 >= 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,941 INFO L280 TraceCheckUtils]: 27: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~id3~0 >= 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,941 INFO L280 TraceCheckUtils]: 28: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r1~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,942 INFO L280 TraceCheckUtils]: 29: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r2~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,943 INFO L280 TraceCheckUtils]: 30: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~r3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,943 INFO L280 TraceCheckUtils]: 31: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max1~0 == ~id1~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,944 INFO L280 TraceCheckUtils]: 32: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max2~0 == ~id2~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,945 INFO L280 TraceCheckUtils]: 33: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~max3~0 == ~id3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,946 INFO L280 TraceCheckUtils]: 34: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st1~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,946 INFO L280 TraceCheckUtils]: 35: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st2~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,947 INFO L280 TraceCheckUtils]: 36: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~st3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,948 INFO L280 TraceCheckUtils]: 37: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl1~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,948 INFO L280 TraceCheckUtils]: 38: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl2~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,949 INFO L280 TraceCheckUtils]: 39: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~nl3~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,950 INFO L280 TraceCheckUtils]: 40: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode1~0 % 256; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,950 INFO L280 TraceCheckUtils]: 41: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode2~0 % 256; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,951 INFO L280 TraceCheckUtils]: 42: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 == ~mode3~0 % 256; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,952 INFO L280 TraceCheckUtils]: 43: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax1~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,952 INFO L280 TraceCheckUtils]: 44: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax2~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,953 INFO L280 TraceCheckUtils]: 45: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,954 INFO L280 TraceCheckUtils]: 46: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume 0 != ~main__i2~0;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~main__i2~0 := 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,955 INFO L280 TraceCheckUtils]: 47: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,955 INFO L280 TraceCheckUtils]: 48: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode1~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,956 INFO L280 TraceCheckUtils]: 49: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r1~0 < 2; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,957 INFO L280 TraceCheckUtils]: 50: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep12~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,957 INFO L280 TraceCheckUtils]: 51: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep13~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,958 INFO L280 TraceCheckUtils]: 52: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,959 INFO L280 TraceCheckUtils]: 53: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode2~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,959 INFO L280 TraceCheckUtils]: 54: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r2~0 < 2; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,960 INFO L280 TraceCheckUtils]: 55: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep21~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,961 INFO L280 TraceCheckUtils]: 56: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep23~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,961 INFO L280 TraceCheckUtils]: 57: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,962 INFO L280 TraceCheckUtils]: 58: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~mode3~0 % 256); {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,963 INFO L280 TraceCheckUtils]: 59: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume ~r3~0 < 2; {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} is VALID [2020-07-08 13:02:40,965 INFO L280 TraceCheckUtils]: 60: Hoare triple {89062#(<= (+ (* 256 (div ~ep31~0 256)) 1) ~ep31~0)} assume !!(0 == ~ep31~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,965 INFO L280 TraceCheckUtils]: 61: Hoare triple {89057#false} assume !!(0 == ~ep32~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,965 INFO L280 TraceCheckUtils]: 62: Hoare triple {89057#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~0; {89057#false} is VALID [2020-07-08 13:02:40,965 INFO L280 TraceCheckUtils]: 63: Hoare triple {89057#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,966 INFO L280 TraceCheckUtils]: 64: Hoare triple {89057#false} assume ~st1~0 + ~nl1~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,966 INFO L280 TraceCheckUtils]: 65: Hoare triple {89057#false} assume ~st2~0 + ~nl2~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,966 INFO L280 TraceCheckUtils]: 66: Hoare triple {89057#false} assume ~st3~0 + ~nl3~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,966 INFO L280 TraceCheckUtils]: 67: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-08 13:02:40,966 INFO L280 TraceCheckUtils]: 68: Hoare triple {89057#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {89057#false} is VALID [2020-07-08 13:02:40,967 INFO L280 TraceCheckUtils]: 69: Hoare triple {89057#false} assume ~r1~0 < 2; {89057#false} is VALID [2020-07-08 13:02:40,967 INFO L280 TraceCheckUtils]: 70: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-08 13:02:40,967 INFO L280 TraceCheckUtils]: 71: Hoare triple {89057#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {89057#false} is VALID [2020-07-08 13:02:40,967 INFO L280 TraceCheckUtils]: 72: Hoare triple {89057#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {89057#false} is VALID [2020-07-08 13:02:40,967 INFO L280 TraceCheckUtils]: 73: Hoare triple {89057#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {89057#false} is VALID [2020-07-08 13:02:40,968 INFO L280 TraceCheckUtils]: 74: Hoare triple {89057#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {89057#false} is VALID [2020-07-08 13:02:40,968 INFO L280 TraceCheckUtils]: 75: Hoare triple {89057#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {89057#false} is VALID [2020-07-08 13:02:40,968 INFO L280 TraceCheckUtils]: 76: Hoare triple {89057#false} assume !!(0 == ~ep21~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,968 INFO L280 TraceCheckUtils]: 77: Hoare triple {89057#false} assume !!(0 == ~ep31~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,968 INFO L280 TraceCheckUtils]: 78: Hoare triple {89057#false} ~newmax1~0 := ~node1__newmax~1; {89057#false} is VALID [2020-07-08 13:02:40,968 INFO L280 TraceCheckUtils]: 79: Hoare triple {89057#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {89057#false} is VALID [2020-07-08 13:02:40,969 INFO L280 TraceCheckUtils]: 80: Hoare triple {89057#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {89057#false} is VALID [2020-07-08 13:02:40,969 INFO L280 TraceCheckUtils]: 81: Hoare triple {89057#false} assume !!(0 == ~ep12~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,969 INFO L280 TraceCheckUtils]: 82: Hoare triple {89057#false} assume !!(0 == ~ep32~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,969 INFO L280 TraceCheckUtils]: 83: Hoare triple {89057#false} ~newmax2~0 := ~node2__newmax~1; {89057#false} is VALID [2020-07-08 13:02:40,969 INFO L280 TraceCheckUtils]: 84: Hoare triple {89057#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {89057#false} is VALID [2020-07-08 13:02:40,970 INFO L280 TraceCheckUtils]: 85: Hoare triple {89057#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {89057#false} is VALID [2020-07-08 13:02:40,970 INFO L280 TraceCheckUtils]: 86: Hoare triple {89057#false} assume !!(0 == ~ep13~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,970 INFO L280 TraceCheckUtils]: 87: Hoare triple {89057#false} assume !!(0 == ~ep23~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,970 INFO L280 TraceCheckUtils]: 88: Hoare triple {89057#false} ~newmax3~0 := ~node3__newmax~1; {89057#false} is VALID [2020-07-08 13:02:40,970 INFO L280 TraceCheckUtils]: 89: Hoare triple {89057#false} assume !(2 == ~r3~0);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {89057#false} is VALID [2020-07-08 13:02:40,970 INFO L280 TraceCheckUtils]: 90: Hoare triple {89057#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,971 INFO L280 TraceCheckUtils]: 91: Hoare triple {89057#false} assume ~st1~0 + ~nl1~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,971 INFO L280 TraceCheckUtils]: 92: Hoare triple {89057#false} assume ~st2~0 + ~nl2~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,971 INFO L280 TraceCheckUtils]: 93: Hoare triple {89057#false} assume ~st3~0 + ~nl3~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,971 INFO L280 TraceCheckUtils]: 94: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-08 13:02:40,971 INFO L280 TraceCheckUtils]: 95: Hoare triple {89057#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {89057#false} is VALID [2020-07-08 13:02:40,972 INFO L280 TraceCheckUtils]: 96: Hoare triple {89057#false} assume ~r1~0 < 2; {89057#false} is VALID [2020-07-08 13:02:40,972 INFO L280 TraceCheckUtils]: 97: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-08 13:02:40,972 INFO L280 TraceCheckUtils]: 98: Hoare triple {89057#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {89057#false} is VALID [2020-07-08 13:02:40,972 INFO L280 TraceCheckUtils]: 99: Hoare triple {89057#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {89057#false} is VALID [2020-07-08 13:02:40,972 INFO L280 TraceCheckUtils]: 100: Hoare triple {89057#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {89057#false} is VALID [2020-07-08 13:02:40,972 INFO L280 TraceCheckUtils]: 101: Hoare triple {89057#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {89057#false} is VALID [2020-07-08 13:02:40,972 INFO L280 TraceCheckUtils]: 102: Hoare triple {89057#false} assume !!(0 == ~mode1~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,973 INFO L280 TraceCheckUtils]: 103: Hoare triple {89057#false} assume ~r1~0 < 2; {89057#false} is VALID [2020-07-08 13:02:40,973 INFO L280 TraceCheckUtils]: 104: Hoare triple {89057#false} assume !!(0 == ~ep12~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,973 INFO L280 TraceCheckUtils]: 105: Hoare triple {89057#false} assume !!(0 == ~ep13~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,973 INFO L280 TraceCheckUtils]: 106: Hoare triple {89057#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {89057#false} is VALID [2020-07-08 13:02:40,973 INFO L280 TraceCheckUtils]: 107: Hoare triple {89057#false} assume !!(0 == ~mode2~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,974 INFO L280 TraceCheckUtils]: 108: Hoare triple {89057#false} assume ~r2~0 < 2; {89057#false} is VALID [2020-07-08 13:02:40,974 INFO L280 TraceCheckUtils]: 109: Hoare triple {89057#false} assume !!(0 == ~ep21~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,974 INFO L280 TraceCheckUtils]: 110: Hoare triple {89057#false} assume !!(0 == ~ep23~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,974 INFO L280 TraceCheckUtils]: 111: Hoare triple {89057#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {89057#false} is VALID [2020-07-08 13:02:40,974 INFO L280 TraceCheckUtils]: 112: Hoare triple {89057#false} assume !!(0 == ~mode3~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,975 INFO L280 TraceCheckUtils]: 113: Hoare triple {89057#false} assume ~r3~0 < 2; {89057#false} is VALID [2020-07-08 13:02:40,975 INFO L280 TraceCheckUtils]: 114: Hoare triple {89057#false} assume !!(0 == ~ep31~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,975 INFO L280 TraceCheckUtils]: 115: Hoare triple {89057#false} assume !!(0 == ~ep32~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,975 INFO L280 TraceCheckUtils]: 116: Hoare triple {89057#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~2; {89057#false} is VALID [2020-07-08 13:02:40,975 INFO L280 TraceCheckUtils]: 117: Hoare triple {89057#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,975 INFO L280 TraceCheckUtils]: 118: Hoare triple {89057#false} assume ~st1~0 + ~nl1~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,976 INFO L280 TraceCheckUtils]: 119: Hoare triple {89057#false} assume ~st2~0 + ~nl2~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,976 INFO L280 TraceCheckUtils]: 120: Hoare triple {89057#false} assume ~st3~0 + ~nl3~0 <= 1; {89057#false} is VALID [2020-07-08 13:02:40,976 INFO L280 TraceCheckUtils]: 121: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-08 13:02:40,976 INFO L280 TraceCheckUtils]: 122: Hoare triple {89057#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {89057#false} is VALID [2020-07-08 13:02:40,976 INFO L280 TraceCheckUtils]: 123: Hoare triple {89057#false} assume ~r1~0 < 2; {89057#false} is VALID [2020-07-08 13:02:40,976 INFO L280 TraceCheckUtils]: 124: Hoare triple {89057#false} assume !(~r1~0 >= 2); {89057#false} is VALID [2020-07-08 13:02:40,977 INFO L280 TraceCheckUtils]: 125: Hoare triple {89057#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {89057#false} is VALID [2020-07-08 13:02:40,977 INFO L280 TraceCheckUtils]: 126: Hoare triple {89057#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {89057#false} is VALID [2020-07-08 13:02:40,977 INFO L280 TraceCheckUtils]: 127: Hoare triple {89057#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {89057#false} is VALID [2020-07-08 13:02:40,977 INFO L280 TraceCheckUtils]: 128: Hoare triple {89057#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {89057#false} is VALID [2020-07-08 13:02:40,977 INFO L280 TraceCheckUtils]: 129: Hoare triple {89057#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {89057#false} is VALID [2020-07-08 13:02:40,982 INFO L280 TraceCheckUtils]: 130: Hoare triple {89057#false} assume !!(0 == ~ep21~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,982 INFO L280 TraceCheckUtils]: 131: Hoare triple {89057#false} assume !!(0 == ~ep31~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,982 INFO L280 TraceCheckUtils]: 132: Hoare triple {89057#false} ~newmax1~0 := ~node1__newmax~3; {89057#false} is VALID [2020-07-08 13:02:40,983 INFO L280 TraceCheckUtils]: 133: Hoare triple {89057#false} assume 2 == ~r1~0; {89057#false} is VALID [2020-07-08 13:02:40,983 INFO L280 TraceCheckUtils]: 134: Hoare triple {89057#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {89057#false} is VALID [2020-07-08 13:02:40,983 INFO L280 TraceCheckUtils]: 135: Hoare triple {89057#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {89057#false} is VALID [2020-07-08 13:02:40,983 INFO L280 TraceCheckUtils]: 136: Hoare triple {89057#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {89057#false} is VALID [2020-07-08 13:02:40,983 INFO L280 TraceCheckUtils]: 137: Hoare triple {89057#false} assume !!(0 == ~ep12~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,983 INFO L280 TraceCheckUtils]: 138: Hoare triple {89057#false} assume !!(0 == ~ep32~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,984 INFO L280 TraceCheckUtils]: 139: Hoare triple {89057#false} ~newmax2~0 := ~node2__newmax~3; {89057#false} is VALID [2020-07-08 13:02:40,984 INFO L280 TraceCheckUtils]: 140: Hoare triple {89057#false} assume 2 == ~r2~0; {89057#false} is VALID [2020-07-08 13:02:40,984 INFO L280 TraceCheckUtils]: 141: Hoare triple {89057#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {89057#false} is VALID [2020-07-08 13:02:40,984 INFO L280 TraceCheckUtils]: 142: Hoare triple {89057#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {89057#false} is VALID [2020-07-08 13:02:40,984 INFO L280 TraceCheckUtils]: 143: Hoare triple {89057#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {89057#false} is VALID [2020-07-08 13:02:40,984 INFO L280 TraceCheckUtils]: 144: Hoare triple {89057#false} assume !!(0 == ~ep13~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,985 INFO L280 TraceCheckUtils]: 145: Hoare triple {89057#false} assume !!(0 == ~ep23~0 % 256); {89057#false} is VALID [2020-07-08 13:02:40,985 INFO L280 TraceCheckUtils]: 146: Hoare triple {89057#false} ~newmax3~0 := ~node3__newmax~3; {89057#false} is VALID [2020-07-08 13:02:40,985 INFO L280 TraceCheckUtils]: 147: Hoare triple {89057#false} assume 2 == ~r3~0; {89057#false} is VALID [2020-07-08 13:02:40,985 INFO L280 TraceCheckUtils]: 148: Hoare triple {89057#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {89057#false} is VALID [2020-07-08 13:02:40,985 INFO L280 TraceCheckUtils]: 149: Hoare triple {89057#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~3; {89057#false} is VALID [2020-07-08 13:02:40,986 INFO L280 TraceCheckUtils]: 150: Hoare triple {89057#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {89057#false} is VALID [2020-07-08 13:02:40,986 INFO L280 TraceCheckUtils]: 151: Hoare triple {89057#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {89057#false} is VALID [2020-07-08 13:02:40,986 INFO L280 TraceCheckUtils]: 152: Hoare triple {89057#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {89057#false} is VALID [2020-07-08 13:02:40,986 INFO L280 TraceCheckUtils]: 153: Hoare triple {89057#false} assume 0 == ~assert__arg~3 % 256; {89057#false} is VALID [2020-07-08 13:02:40,986 INFO L280 TraceCheckUtils]: 154: Hoare triple {89057#false} assume !false; {89057#false} is VALID [2020-07-08 13:02:41,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 13:02:41,026 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357307783] [2020-07-08 13:02:41,026 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 13:02:41,027 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 13:02:41,027 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812509956] [2020-07-08 13:02:41,028 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2020-07-08 13:02:41,028 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 13:02:41,029 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 13:02:41,243 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:02:41,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 13:02:41,244 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 13:02:41,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 13:02:41,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-08 13:02:41,244 INFO L87 Difference]: Start difference. First operand 4002 states and 5698 transitions. Second operand 5 states. [2020-07-08 13:02:55,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:02:55,229 INFO L93 Difference]: Finished difference Result 5770 states and 8216 transitions. [2020-07-08 13:02:55,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 13:02:55,229 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2020-07-08 13:02:55,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 13:02:55,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 13:02:55,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1315 transitions. [2020-07-08 13:02:55,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 13:02:55,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1315 transitions. [2020-07-08 13:02:55,245 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1315 transitions. [2020-07-08 13:02:57,331 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1315 edges. 1315 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:02:58,081 INFO L225 Difference]: With dead ends: 5770 [2020-07-08 13:02:58,081 INFO L226 Difference]: Without dead ends: 4004 [2020-07-08 13:02:58,085 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 [2020-07-08 13:02:58,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4004 states. [2020-07-08 13:03:05,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4004 to 3766. [2020-07-08 13:03:05,726 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 13:03:05,726 INFO L82 GeneralOperation]: Start isEquivalent. First operand 4004 states. Second operand 3766 states. [2020-07-08 13:03:05,726 INFO L74 IsIncluded]: Start isIncluded. First operand 4004 states. Second operand 3766 states. [2020-07-08 13:03:05,726 INFO L87 Difference]: Start difference. First operand 4004 states. Second operand 3766 states. [2020-07-08 13:03:06,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:03:06,219 INFO L93 Difference]: Finished difference Result 4004 states and 5691 transitions. [2020-07-08 13:03:06,219 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 5691 transitions. [2020-07-08 13:03:06,223 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:03:06,224 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:03:06,224 INFO L74 IsIncluded]: Start isIncluded. First operand 3766 states. Second operand 4004 states. [2020-07-08 13:03:06,224 INFO L87 Difference]: Start difference. First operand 3766 states. Second operand 4004 states. [2020-07-08 13:03:06,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:03:06,732 INFO L93 Difference]: Finished difference Result 4004 states and 5691 transitions. [2020-07-08 13:03:06,732 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 5691 transitions. [2020-07-08 13:03:06,736 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:03:06,737 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:03:06,737 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 13:03:06,737 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 13:03:06,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3766 states. [2020-07-08 13:03:07,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3766 states and 5400 transitions. [2020-07-08 13:03:07,352 INFO L78 Accepts]: Start accepts. Automaton has 3766 states and 5400 transitions. Word has length 155 [2020-07-08 13:03:07,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 13:03:07,353 INFO L479 AbstractCegarLoop]: Abstraction has 3766 states and 5400 transitions. [2020-07-08 13:03:07,353 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 13:03:07,353 INFO L276 IsEmpty]: Start isEmpty. Operand 3766 states and 5400 transitions. [2020-07-08 13:03:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-07-08 13:03:07,356 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 13:03:07,356 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 13:03:07,356 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-08 13:03:07,356 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 13:03:07,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 13:03:07,357 INFO L82 PathProgramCache]: Analyzing trace with hash 1983484075, now seen corresponding path program 1 times [2020-07-08 13:03:07,357 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 13:03:07,357 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548673925] [2020-07-08 13:03:07,357 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 13:03:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:03:07,695 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-08 13:03:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:03:07,739 INFO L280 TraceCheckUtils]: 0: Hoare triple {109520#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {109514#true} is VALID [2020-07-08 13:03:07,739 INFO L280 TraceCheckUtils]: 1: Hoare triple {109514#true} assume true; {109514#true} is VALID [2020-07-08 13:03:07,739 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {109514#true} {109514#true} #1358#return; {109514#true} is VALID [2020-07-08 13:03:07,743 INFO L263 TraceCheckUtils]: 0: Hoare triple {109514#true} call ULTIMATE.init(); {109520#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-08 13:03:07,744 INFO L280 TraceCheckUtils]: 1: Hoare triple {109520#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {109514#true} is VALID [2020-07-08 13:03:07,744 INFO L280 TraceCheckUtils]: 2: Hoare triple {109514#true} assume true; {109514#true} is VALID [2020-07-08 13:03:07,744 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {109514#true} {109514#true} #1358#return; {109514#true} is VALID [2020-07-08 13:03:07,744 INFO L263 TraceCheckUtils]: 4: Hoare triple {109514#true} call #t~ret30 := main(); {109514#true} is VALID [2020-07-08 13:03:07,745 INFO L280 TraceCheckUtils]: 5: Hoare triple {109514#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {109514#true} is VALID [2020-07-08 13:03:07,745 INFO L280 TraceCheckUtils]: 6: Hoare triple {109514#true} assume !!(0 == ~init__r121~0 % 256); {109514#true} is VALID [2020-07-08 13:03:07,745 INFO L280 TraceCheckUtils]: 7: Hoare triple {109514#true} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {109514#true} is VALID [2020-07-08 13:03:07,745 INFO L280 TraceCheckUtils]: 8: Hoare triple {109514#true} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {109514#true} is VALID [2020-07-08 13:03:07,745 INFO L280 TraceCheckUtils]: 9: Hoare triple {109514#true} assume !!(0 == ~init__r131~0 % 256); {109514#true} is VALID [2020-07-08 13:03:07,746 INFO L280 TraceCheckUtils]: 10: Hoare triple {109514#true} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {109514#true} is VALID [2020-07-08 13:03:07,746 INFO L280 TraceCheckUtils]: 11: Hoare triple {109514#true} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {109514#true} is VALID [2020-07-08 13:03:07,746 INFO L280 TraceCheckUtils]: 12: Hoare triple {109514#true} assume !!(0 == ~init__r211~0 % 256); {109514#true} is VALID [2020-07-08 13:03:07,746 INFO L280 TraceCheckUtils]: 13: Hoare triple {109514#true} assume !(0 == ~init__r231~0 % 256); {109514#true} is VALID [2020-07-08 13:03:07,746 INFO L280 TraceCheckUtils]: 14: Hoare triple {109514#true} assume !!(0 == ~ep31~0 % 256);~init__tmp___1~0 := 0; {109514#true} is VALID [2020-07-08 13:03:07,746 INFO L280 TraceCheckUtils]: 15: Hoare triple {109514#true} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {109514#true} is VALID [2020-07-08 13:03:07,747 INFO L280 TraceCheckUtils]: 16: Hoare triple {109514#true} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {109514#true} is VALID [2020-07-08 13:03:07,747 INFO L280 TraceCheckUtils]: 17: Hoare triple {109514#true} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {109514#true} is VALID [2020-07-08 13:03:07,747 INFO L280 TraceCheckUtils]: 18: Hoare triple {109514#true} assume !!(0 == ~init__r311~0 % 256); {109514#true} is VALID [2020-07-08 13:03:07,748 INFO L280 TraceCheckUtils]: 19: Hoare triple {109514#true} assume !!(0 == ~init__r321~0 % 256);~init__tmp___3~0 := 0; {109519#(= (* 256 (div main_~init__r321~0 256)) main_~init__r321~0)} is VALID [2020-07-08 13:03:07,749 INFO L280 TraceCheckUtils]: 20: Hoare triple {109519#(= (* 256 (div main_~init__r321~0 256)) main_~init__r321~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {109519#(= (* 256 (div main_~init__r321~0 256)) main_~init__r321~0)} is VALID [2020-07-08 13:03:07,750 INFO L280 TraceCheckUtils]: 21: Hoare triple {109519#(= (* 256 (div main_~init__r321~0 256)) main_~init__r321~0)} assume !(0 == ~init__r321~0 % 256);~init__tmp___4~0 := 1; {109515#false} is VALID [2020-07-08 13:03:07,750 INFO L280 TraceCheckUtils]: 22: Hoare triple {109515#false} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {109515#false} is VALID [2020-07-08 13:03:07,750 INFO L280 TraceCheckUtils]: 23: Hoare triple {109515#false} assume ~id1~0 != ~id2~0; {109515#false} is VALID [2020-07-08 13:03:07,750 INFO L280 TraceCheckUtils]: 24: Hoare triple {109515#false} assume ~id1~0 != ~id3~0; {109515#false} is VALID [2020-07-08 13:03:07,750 INFO L280 TraceCheckUtils]: 25: Hoare triple {109515#false} assume ~id2~0 != ~id3~0; {109515#false} is VALID [2020-07-08 13:03:07,751 INFO L280 TraceCheckUtils]: 26: Hoare triple {109515#false} assume ~id1~0 >= 0; {109515#false} is VALID [2020-07-08 13:03:07,751 INFO L280 TraceCheckUtils]: 27: Hoare triple {109515#false} assume ~id2~0 >= 0; {109515#false} is VALID [2020-07-08 13:03:07,751 INFO L280 TraceCheckUtils]: 28: Hoare triple {109515#false} assume ~id3~0 >= 0; {109515#false} is VALID [2020-07-08 13:03:07,751 INFO L280 TraceCheckUtils]: 29: Hoare triple {109515#false} assume 0 == ~r1~0; {109515#false} is VALID [2020-07-08 13:03:07,751 INFO L280 TraceCheckUtils]: 30: Hoare triple {109515#false} assume 0 == ~r2~0; {109515#false} is VALID [2020-07-08 13:03:07,751 INFO L280 TraceCheckUtils]: 31: Hoare triple {109515#false} assume 0 == ~r3~0; {109515#false} is VALID [2020-07-08 13:03:07,752 INFO L280 TraceCheckUtils]: 32: Hoare triple {109515#false} assume ~max1~0 == ~id1~0; {109515#false} is VALID [2020-07-08 13:03:07,752 INFO L280 TraceCheckUtils]: 33: Hoare triple {109515#false} assume ~max2~0 == ~id2~0; {109515#false} is VALID [2020-07-08 13:03:07,752 INFO L280 TraceCheckUtils]: 34: Hoare triple {109515#false} assume ~max3~0 == ~id3~0; {109515#false} is VALID [2020-07-08 13:03:07,752 INFO L280 TraceCheckUtils]: 35: Hoare triple {109515#false} assume 0 == ~st1~0; {109515#false} is VALID [2020-07-08 13:03:07,752 INFO L280 TraceCheckUtils]: 36: Hoare triple {109515#false} assume 0 == ~st2~0; {109515#false} is VALID [2020-07-08 13:03:07,752 INFO L280 TraceCheckUtils]: 37: Hoare triple {109515#false} assume 0 == ~st3~0; {109515#false} is VALID [2020-07-08 13:03:07,753 INFO L280 TraceCheckUtils]: 38: Hoare triple {109515#false} assume 0 == ~nl1~0; {109515#false} is VALID [2020-07-08 13:03:07,753 INFO L280 TraceCheckUtils]: 39: Hoare triple {109515#false} assume 0 == ~nl2~0; {109515#false} is VALID [2020-07-08 13:03:07,753 INFO L280 TraceCheckUtils]: 40: Hoare triple {109515#false} assume 0 == ~nl3~0; {109515#false} is VALID [2020-07-08 13:03:07,753 INFO L280 TraceCheckUtils]: 41: Hoare triple {109515#false} assume 0 == ~mode1~0 % 256; {109515#false} is VALID [2020-07-08 13:03:07,753 INFO L280 TraceCheckUtils]: 42: Hoare triple {109515#false} assume 0 == ~mode2~0 % 256; {109515#false} is VALID [2020-07-08 13:03:07,753 INFO L280 TraceCheckUtils]: 43: Hoare triple {109515#false} assume 0 == ~mode3~0 % 256; {109515#false} is VALID [2020-07-08 13:03:07,754 INFO L280 TraceCheckUtils]: 44: Hoare triple {109515#false} assume !(0 == ~newmax1~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,754 INFO L280 TraceCheckUtils]: 45: Hoare triple {109515#false} assume !(0 == ~newmax2~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,754 INFO L280 TraceCheckUtils]: 46: Hoare triple {109515#false} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {109515#false} is VALID [2020-07-08 13:03:07,754 INFO L280 TraceCheckUtils]: 47: Hoare triple {109515#false} assume 0 != ~main__i2~0;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~main__i2~0 := 0; {109515#false} is VALID [2020-07-08 13:03:07,754 INFO L280 TraceCheckUtils]: 48: Hoare triple {109515#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {109515#false} is VALID [2020-07-08 13:03:07,755 INFO L280 TraceCheckUtils]: 49: Hoare triple {109515#false} assume !!(0 == ~mode1~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,755 INFO L280 TraceCheckUtils]: 50: Hoare triple {109515#false} assume ~r1~0 < 2; {109515#false} is VALID [2020-07-08 13:03:07,755 INFO L280 TraceCheckUtils]: 51: Hoare triple {109515#false} assume !!(0 == ~ep12~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,755 INFO L280 TraceCheckUtils]: 52: Hoare triple {109515#false} assume !!(0 == ~ep13~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,755 INFO L280 TraceCheckUtils]: 53: Hoare triple {109515#false} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {109515#false} is VALID [2020-07-08 13:03:07,755 INFO L280 TraceCheckUtils]: 54: Hoare triple {109515#false} assume !!(0 == ~mode2~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,762 INFO L280 TraceCheckUtils]: 55: Hoare triple {109515#false} assume ~r2~0 < 2; {109515#false} is VALID [2020-07-08 13:03:07,763 INFO L280 TraceCheckUtils]: 56: Hoare triple {109515#false} assume !!(0 == ~ep21~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,763 INFO L280 TraceCheckUtils]: 57: Hoare triple {109515#false} assume !!(0 == ~ep23~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,763 INFO L280 TraceCheckUtils]: 58: Hoare triple {109515#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {109515#false} is VALID [2020-07-08 13:03:07,763 INFO L280 TraceCheckUtils]: 59: Hoare triple {109515#false} assume !!(0 == ~mode3~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,763 INFO L280 TraceCheckUtils]: 60: Hoare triple {109515#false} assume ~r3~0 < 2; {109515#false} is VALID [2020-07-08 13:03:07,764 INFO L280 TraceCheckUtils]: 61: Hoare triple {109515#false} assume !!(0 == ~ep31~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,764 INFO L280 TraceCheckUtils]: 62: Hoare triple {109515#false} assume !!(0 == ~ep32~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,764 INFO L280 TraceCheckUtils]: 63: Hoare triple {109515#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~0; {109515#false} is VALID [2020-07-08 13:03:07,764 INFO L280 TraceCheckUtils]: 64: Hoare triple {109515#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,764 INFO L280 TraceCheckUtils]: 65: Hoare triple {109515#false} assume ~st1~0 + ~nl1~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,765 INFO L280 TraceCheckUtils]: 66: Hoare triple {109515#false} assume ~st2~0 + ~nl2~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,765 INFO L280 TraceCheckUtils]: 67: Hoare triple {109515#false} assume ~st3~0 + ~nl3~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,765 INFO L280 TraceCheckUtils]: 68: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-08 13:03:07,765 INFO L280 TraceCheckUtils]: 69: Hoare triple {109515#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {109515#false} is VALID [2020-07-08 13:03:07,768 INFO L280 TraceCheckUtils]: 70: Hoare triple {109515#false} assume ~r1~0 < 2; {109515#false} is VALID [2020-07-08 13:03:07,769 INFO L280 TraceCheckUtils]: 71: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-08 13:03:07,769 INFO L280 TraceCheckUtils]: 72: Hoare triple {109515#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {109515#false} is VALID [2020-07-08 13:03:07,769 INFO L280 TraceCheckUtils]: 73: Hoare triple {109515#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {109515#false} is VALID [2020-07-08 13:03:07,770 INFO L280 TraceCheckUtils]: 74: Hoare triple {109515#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {109515#false} is VALID [2020-07-08 13:03:07,770 INFO L280 TraceCheckUtils]: 75: Hoare triple {109515#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {109515#false} is VALID [2020-07-08 13:03:07,770 INFO L280 TraceCheckUtils]: 76: Hoare triple {109515#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {109515#false} is VALID [2020-07-08 13:03:07,770 INFO L280 TraceCheckUtils]: 77: Hoare triple {109515#false} assume !!(0 == ~ep21~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,771 INFO L280 TraceCheckUtils]: 78: Hoare triple {109515#false} assume !!(0 == ~ep31~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,771 INFO L280 TraceCheckUtils]: 79: Hoare triple {109515#false} ~newmax1~0 := ~node1__newmax~1; {109515#false} is VALID [2020-07-08 13:03:07,771 INFO L280 TraceCheckUtils]: 80: Hoare triple {109515#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {109515#false} is VALID [2020-07-08 13:03:07,774 INFO L280 TraceCheckUtils]: 81: Hoare triple {109515#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {109515#false} is VALID [2020-07-08 13:03:07,775 INFO L280 TraceCheckUtils]: 82: Hoare triple {109515#false} assume !!(0 == ~ep12~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,775 INFO L280 TraceCheckUtils]: 83: Hoare triple {109515#false} assume !!(0 == ~ep32~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,775 INFO L280 TraceCheckUtils]: 84: Hoare triple {109515#false} ~newmax2~0 := ~node2__newmax~1; {109515#false} is VALID [2020-07-08 13:03:07,775 INFO L280 TraceCheckUtils]: 85: Hoare triple {109515#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {109515#false} is VALID [2020-07-08 13:03:07,775 INFO L280 TraceCheckUtils]: 86: Hoare triple {109515#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {109515#false} is VALID [2020-07-08 13:03:07,775 INFO L280 TraceCheckUtils]: 87: Hoare triple {109515#false} assume !!(0 == ~ep13~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,776 INFO L280 TraceCheckUtils]: 88: Hoare triple {109515#false} assume !!(0 == ~ep23~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,776 INFO L280 TraceCheckUtils]: 89: Hoare triple {109515#false} ~newmax3~0 := ~node3__newmax~1; {109515#false} is VALID [2020-07-08 13:03:07,776 INFO L280 TraceCheckUtils]: 90: Hoare triple {109515#false} assume !(2 == ~r3~0);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {109515#false} is VALID [2020-07-08 13:03:07,776 INFO L280 TraceCheckUtils]: 91: Hoare triple {109515#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,776 INFO L280 TraceCheckUtils]: 92: Hoare triple {109515#false} assume ~st1~0 + ~nl1~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,776 INFO L280 TraceCheckUtils]: 93: Hoare triple {109515#false} assume ~st2~0 + ~nl2~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,777 INFO L280 TraceCheckUtils]: 94: Hoare triple {109515#false} assume ~st3~0 + ~nl3~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,777 INFO L280 TraceCheckUtils]: 95: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-08 13:03:07,777 INFO L280 TraceCheckUtils]: 96: Hoare triple {109515#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {109515#false} is VALID [2020-07-08 13:03:07,779 INFO L280 TraceCheckUtils]: 97: Hoare triple {109515#false} assume ~r1~0 < 2; {109515#false} is VALID [2020-07-08 13:03:07,780 INFO L280 TraceCheckUtils]: 98: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-08 13:03:07,780 INFO L280 TraceCheckUtils]: 99: Hoare triple {109515#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {109515#false} is VALID [2020-07-08 13:03:07,780 INFO L280 TraceCheckUtils]: 100: Hoare triple {109515#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {109515#false} is VALID [2020-07-08 13:03:07,780 INFO L280 TraceCheckUtils]: 101: Hoare triple {109515#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {109515#false} is VALID [2020-07-08 13:03:07,780 INFO L280 TraceCheckUtils]: 102: Hoare triple {109515#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {109515#false} is VALID [2020-07-08 13:03:07,781 INFO L280 TraceCheckUtils]: 103: Hoare triple {109515#false} assume !!(0 == ~mode1~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,781 INFO L280 TraceCheckUtils]: 104: Hoare triple {109515#false} assume ~r1~0 < 2; {109515#false} is VALID [2020-07-08 13:03:07,781 INFO L280 TraceCheckUtils]: 105: Hoare triple {109515#false} assume !!(0 == ~ep12~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,781 INFO L280 TraceCheckUtils]: 106: Hoare triple {109515#false} assume !!(0 == ~ep13~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,781 INFO L280 TraceCheckUtils]: 107: Hoare triple {109515#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {109515#false} is VALID [2020-07-08 13:03:07,782 INFO L280 TraceCheckUtils]: 108: Hoare triple {109515#false} assume !!(0 == ~mode2~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,782 INFO L280 TraceCheckUtils]: 109: Hoare triple {109515#false} assume ~r2~0 < 2; {109515#false} is VALID [2020-07-08 13:03:07,782 INFO L280 TraceCheckUtils]: 110: Hoare triple {109515#false} assume !!(0 == ~ep21~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,782 INFO L280 TraceCheckUtils]: 111: Hoare triple {109515#false} assume !!(0 == ~ep23~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,786 INFO L280 TraceCheckUtils]: 112: Hoare triple {109515#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {109515#false} is VALID [2020-07-08 13:03:07,787 INFO L280 TraceCheckUtils]: 113: Hoare triple {109515#false} assume !!(0 == ~mode3~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,787 INFO L280 TraceCheckUtils]: 114: Hoare triple {109515#false} assume ~r3~0 < 2; {109515#false} is VALID [2020-07-08 13:03:07,787 INFO L280 TraceCheckUtils]: 115: Hoare triple {109515#false} assume !!(0 == ~ep31~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,787 INFO L280 TraceCheckUtils]: 116: Hoare triple {109515#false} assume !!(0 == ~ep32~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,787 INFO L280 TraceCheckUtils]: 117: Hoare triple {109515#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~2; {109515#false} is VALID [2020-07-08 13:03:07,788 INFO L280 TraceCheckUtils]: 118: Hoare triple {109515#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,788 INFO L280 TraceCheckUtils]: 119: Hoare triple {109515#false} assume ~st1~0 + ~nl1~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,788 INFO L280 TraceCheckUtils]: 120: Hoare triple {109515#false} assume ~st2~0 + ~nl2~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,788 INFO L280 TraceCheckUtils]: 121: Hoare triple {109515#false} assume ~st3~0 + ~nl3~0 <= 1; {109515#false} is VALID [2020-07-08 13:03:07,788 INFO L280 TraceCheckUtils]: 122: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-08 13:03:07,788 INFO L280 TraceCheckUtils]: 123: Hoare triple {109515#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {109515#false} is VALID [2020-07-08 13:03:07,789 INFO L280 TraceCheckUtils]: 124: Hoare triple {109515#false} assume ~r1~0 < 2; {109515#false} is VALID [2020-07-08 13:03:07,789 INFO L280 TraceCheckUtils]: 125: Hoare triple {109515#false} assume !(~r1~0 >= 2); {109515#false} is VALID [2020-07-08 13:03:07,789 INFO L280 TraceCheckUtils]: 126: Hoare triple {109515#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {109515#false} is VALID [2020-07-08 13:03:07,789 INFO L280 TraceCheckUtils]: 127: Hoare triple {109515#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {109515#false} is VALID [2020-07-08 13:03:07,789 INFO L280 TraceCheckUtils]: 128: Hoare triple {109515#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {109515#false} is VALID [2020-07-08 13:03:07,790 INFO L280 TraceCheckUtils]: 129: Hoare triple {109515#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {109515#false} is VALID [2020-07-08 13:03:07,790 INFO L280 TraceCheckUtils]: 130: Hoare triple {109515#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {109515#false} is VALID [2020-07-08 13:03:07,790 INFO L280 TraceCheckUtils]: 131: Hoare triple {109515#false} assume !!(0 == ~ep21~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,790 INFO L280 TraceCheckUtils]: 132: Hoare triple {109515#false} assume !!(0 == ~ep31~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,790 INFO L280 TraceCheckUtils]: 133: Hoare triple {109515#false} ~newmax1~0 := ~node1__newmax~3; {109515#false} is VALID [2020-07-08 13:03:07,791 INFO L280 TraceCheckUtils]: 134: Hoare triple {109515#false} assume 2 == ~r1~0; {109515#false} is VALID [2020-07-08 13:03:07,791 INFO L280 TraceCheckUtils]: 135: Hoare triple {109515#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {109515#false} is VALID [2020-07-08 13:03:07,791 INFO L280 TraceCheckUtils]: 136: Hoare triple {109515#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {109515#false} is VALID [2020-07-08 13:03:07,791 INFO L280 TraceCheckUtils]: 137: Hoare triple {109515#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {109515#false} is VALID [2020-07-08 13:03:07,791 INFO L280 TraceCheckUtils]: 138: Hoare triple {109515#false} assume !!(0 == ~ep12~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,791 INFO L280 TraceCheckUtils]: 139: Hoare triple {109515#false} assume !!(0 == ~ep32~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,792 INFO L280 TraceCheckUtils]: 140: Hoare triple {109515#false} ~newmax2~0 := ~node2__newmax~3; {109515#false} is VALID [2020-07-08 13:03:07,792 INFO L280 TraceCheckUtils]: 141: Hoare triple {109515#false} assume 2 == ~r2~0; {109515#false} is VALID [2020-07-08 13:03:07,792 INFO L280 TraceCheckUtils]: 142: Hoare triple {109515#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {109515#false} is VALID [2020-07-08 13:03:07,792 INFO L280 TraceCheckUtils]: 143: Hoare triple {109515#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {109515#false} is VALID [2020-07-08 13:03:07,792 INFO L280 TraceCheckUtils]: 144: Hoare triple {109515#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {109515#false} is VALID [2020-07-08 13:03:07,792 INFO L280 TraceCheckUtils]: 145: Hoare triple {109515#false} assume !!(0 == ~ep13~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,793 INFO L280 TraceCheckUtils]: 146: Hoare triple {109515#false} assume !!(0 == ~ep23~0 % 256); {109515#false} is VALID [2020-07-08 13:03:07,793 INFO L280 TraceCheckUtils]: 147: Hoare triple {109515#false} ~newmax3~0 := ~node3__newmax~3; {109515#false} is VALID [2020-07-08 13:03:07,793 INFO L280 TraceCheckUtils]: 148: Hoare triple {109515#false} assume 2 == ~r3~0; {109515#false} is VALID [2020-07-08 13:03:07,793 INFO L280 TraceCheckUtils]: 149: Hoare triple {109515#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {109515#false} is VALID [2020-07-08 13:03:07,794 INFO L280 TraceCheckUtils]: 150: Hoare triple {109515#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~3; {109515#false} is VALID [2020-07-08 13:03:07,794 INFO L280 TraceCheckUtils]: 151: Hoare triple {109515#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {109515#false} is VALID [2020-07-08 13:03:07,794 INFO L280 TraceCheckUtils]: 152: Hoare triple {109515#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {109515#false} is VALID [2020-07-08 13:03:07,794 INFO L280 TraceCheckUtils]: 153: Hoare triple {109515#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {109515#false} is VALID [2020-07-08 13:03:07,795 INFO L280 TraceCheckUtils]: 154: Hoare triple {109515#false} assume 0 == ~assert__arg~3 % 256; {109515#false} is VALID [2020-07-08 13:03:07,795 INFO L280 TraceCheckUtils]: 155: Hoare triple {109515#false} assume !false; {109515#false} is VALID [2020-07-08 13:03:07,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 13:03:07,821 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548673925] [2020-07-08 13:03:07,821 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 13:03:07,822 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 13:03:07,822 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284383412] [2020-07-08 13:03:07,823 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 156 [2020-07-08 13:03:07,823 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 13:03:07,824 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 13:03:08,058 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 156 edges. 156 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:03:08,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 13:03:08,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 13:03:08,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 13:03:08,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 13:03:08,060 INFO L87 Difference]: Start difference. First operand 3766 states and 5400 transitions. Second operand 4 states. [2020-07-08 13:03:32,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:03:32,641 INFO L93 Difference]: Finished difference Result 9190 states and 13162 transitions. [2020-07-08 13:03:32,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-08 13:03:32,641 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 156 [2020-07-08 13:03:32,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 13:03:32,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 13:03:32,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1346 transitions. [2020-07-08 13:03:32,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 13:03:32,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1346 transitions. [2020-07-08 13:03:32,653 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 1346 transitions. [2020-07-08 13:03:34,834 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1346 edges. 1346 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:03:37,509 INFO L225 Difference]: With dead ends: 9190 [2020-07-08 13:03:37,509 INFO L226 Difference]: Without dead ends: 7424 [2020-07-08 13:03:37,513 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 [2020-07-08 13:03:37,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7424 states. [2020-07-08 13:03:45,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7424 to 3774. [2020-07-08 13:03:45,925 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 13:03:45,925 INFO L82 GeneralOperation]: Start isEquivalent. First operand 7424 states. Second operand 3774 states. [2020-07-08 13:03:45,925 INFO L74 IsIncluded]: Start isIncluded. First operand 7424 states. Second operand 3774 states. [2020-07-08 13:03:45,925 INFO L87 Difference]: Start difference. First operand 7424 states. Second operand 3774 states. [2020-07-08 13:03:47,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:03:47,727 INFO L93 Difference]: Finished difference Result 7424 states and 10641 transitions. [2020-07-08 13:03:47,727 INFO L276 IsEmpty]: Start isEmpty. Operand 7424 states and 10641 transitions. [2020-07-08 13:03:47,736 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:03:47,737 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:03:47,737 INFO L74 IsIncluded]: Start isIncluded. First operand 3774 states. Second operand 7424 states. [2020-07-08 13:03:47,737 INFO L87 Difference]: Start difference. First operand 3774 states. Second operand 7424 states. [2020-07-08 13:03:49,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:03:49,542 INFO L93 Difference]: Finished difference Result 7424 states and 10641 transitions. [2020-07-08 13:03:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 7424 states and 10641 transitions. [2020-07-08 13:03:49,549 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:03:49,550 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:03:49,550 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 13:03:49,550 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 13:03:49,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3774 states. [2020-07-08 13:03:50,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3774 states to 3774 states and 5408 transitions. [2020-07-08 13:03:50,230 INFO L78 Accepts]: Start accepts. Automaton has 3774 states and 5408 transitions. Word has length 156 [2020-07-08 13:03:50,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 13:03:50,230 INFO L479 AbstractCegarLoop]: Abstraction has 3774 states and 5408 transitions. [2020-07-08 13:03:50,230 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 13:03:50,230 INFO L276 IsEmpty]: Start isEmpty. Operand 3774 states and 5408 transitions. [2020-07-08 13:03:50,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-07-08 13:03:50,232 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 13:03:50,233 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 13:03:50,233 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-08 13:03:50,233 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 13:03:50,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 13:03:50,234 INFO L82 PathProgramCache]: Analyzing trace with hash -415240646, now seen corresponding path program 1 times [2020-07-08 13:03:50,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 13:03:50,234 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115882174] [2020-07-08 13:03:50,234 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 13:03:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:03:50,777 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-07-08 13:03:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 13:03:50,827 INFO L280 TraceCheckUtils]: 0: Hoare triple {141324#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {141317#true} is VALID [2020-07-08 13:03:50,828 INFO L280 TraceCheckUtils]: 1: Hoare triple {141317#true} assume true; {141317#true} is VALID [2020-07-08 13:03:50,828 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {141317#true} {141317#true} #1358#return; {141317#true} is VALID [2020-07-08 13:03:50,833 INFO L263 TraceCheckUtils]: 0: Hoare triple {141317#true} call ULTIMATE.init(); {141324#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} is VALID [2020-07-08 13:03:50,833 INFO L280 TraceCheckUtils]: 1: Hoare triple {141324#(and (= ~p12~0 |old(~p12~0)|) (= ~p31_old~0 |old(~p31_old~0)|) (= ~ep12~0 |old(~ep12~0)|) (= ~p31_new~0 |old(~p31_new~0)|) (= ~newmax3~0 |old(~newmax3~0)|) (= ~__return_2419~0 |old(~__return_2419~0)|) (= ~m1~0 |old(~m1~0)|) (= ~nl3~0 |old(~nl3~0)|) (= ~__return_2433~0 |old(~__return_2433~0)|) (= ~nl2~0 |old(~nl2~0)|) (= ~p12_new~0 |old(~p12_new~0)|) (= ~p13_new~0 |old(~p13_new~0)|) (= ~newmax1~0 |old(~newmax1~0)|) (= ~nomsg~0 |old(~nomsg~0)|) (= ~__tmp_2420_0~0 |old(~__tmp_2420_0~0)|) (= ~__return_2142~0 |old(~__return_2142~0)|) (= ~p21_old~0 |old(~p21_old~0)|) (= ~nodes~0.base |old(~nodes~0.base)|) (= ~p12_old~0 |old(~p12_old~0)|) (= ~p32~0 |old(~p32~0)|) (= ~ep13~0 |old(~ep13~0)|) (= ~__return_1863~0 |old(~__return_1863~0)|) (= ~p13~0 |old(~p13~0)|) (= ~__return_2009~0 |old(~__return_2009~0)|) (= ~ep32~0 |old(~ep32~0)|) (= ~p23~0 |old(~p23~0)|) (= ~r2~0 |old(~r2~0)|) (= ~max2~0 |old(~max2~0)|) (= ~mode3~0 |old(~mode3~0)|) (= ~p32_new~0 |old(~p32_new~0)|) (= ~p13_old~0 |old(~p13_old~0)|) (= ~newmax2~0 |old(~newmax2~0)|) (= ~id2~0 |old(~id2~0)|) (= ~p23_old~0 |old(~p23_old~0)|) (= ~ep21~0 |old(~ep21~0)|) (= ~p32_old~0 |old(~p32_old~0)|) (= ~st3~0 |old(~st3~0)|) (= ~ep23~0 |old(~ep23~0)|) (= ~mode1~0 |old(~mode1~0)|) (= ~st2~0 |old(~st2~0)|) (= ~ep31~0 |old(~ep31~0)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~m2~0 |old(~m2~0)|) (= ~__return_2543~0 |old(~__return_2543~0)|) (= ~st1~0 |old(~st1~0)|) (= ~m3~0 |old(~m3~0)|) (= ~max1~0 |old(~max1~0)|) (= ~__return_2281~0 |old(~__return_2281~0)|) (= ~p23_new~0 |old(~p23_new~0)|) (= ~id1~0 |old(~id1~0)|) (= ~p21_new~0 |old(~p21_new~0)|) (= ~r3~0 |old(~r3~0)|) (= ~id3~0 |old(~id3~0)|) (= ~nl1~0 |old(~nl1~0)|) (= ~nodes~0.offset |old(~nodes~0.offset)|) (= ~max3~0 |old(~max3~0)|) (= ~p31~0 |old(~p31~0)|) (= ~r1~0 |old(~r1~0)|) (= ~mode2~0 |old(~mode2~0)|) (= ~p21~0 |old(~p21~0)|))} ~__return_main~0 := 0;~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~__return_1863~0 := 0;~__return_2009~0 := 0;~__return_2142~0 := 0;~__return_2281~0 := 0;~__return_2419~0 := 0;~__tmp_2420_0~0 := 0;~__return_2543~0 := 0;~__return_2433~0 := 0; {141317#true} is VALID [2020-07-08 13:03:50,834 INFO L280 TraceCheckUtils]: 2: Hoare triple {141317#true} assume true; {141317#true} is VALID [2020-07-08 13:03:50,834 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {141317#true} {141317#true} #1358#return; {141317#true} is VALID [2020-07-08 13:03:50,834 INFO L263 TraceCheckUtils]: 4: Hoare triple {141317#true} call #t~ret30 := main(); {141317#true} is VALID [2020-07-08 13:03:50,836 INFO L280 TraceCheckUtils]: 5: Hoare triple {141317#true} havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-08 13:03:50,837 INFO L280 TraceCheckUtils]: 6: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !!(0 == ~init__r121~0 % 256); {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-08 13:03:50,838 INFO L280 TraceCheckUtils]: 7: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !!(0 == ~init__r131~0 % 256);~init__tmp~0 := 0; {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-08 13:03:50,838 INFO L280 TraceCheckUtils]: 8: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} ~init__r122~0 := (if 0 == ~init__tmp~0 then 0 else 1); {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-08 13:03:50,839 INFO L280 TraceCheckUtils]: 9: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !!(0 == ~init__r131~0 % 256); {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-08 13:03:50,840 INFO L280 TraceCheckUtils]: 10: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !!(0 == ~init__r121~0 % 256);~init__tmp___0~0 := 0; {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-08 13:03:50,841 INFO L280 TraceCheckUtils]: 11: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} ~init__r132~0 := (if 0 == ~init__tmp___0~0 then 0 else 1); {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-08 13:03:50,842 INFO L280 TraceCheckUtils]: 12: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !!(0 == ~init__r211~0 % 256); {141322#(= ~ep23~0 main_~init__r231~0)} is VALID [2020-07-08 13:03:50,844 INFO L280 TraceCheckUtils]: 13: Hoare triple {141322#(= ~ep23~0 main_~init__r231~0)} assume !(0 == ~init__r231~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,844 INFO L280 TraceCheckUtils]: 14: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~ep31~0 % 256);~init__tmp___1~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,845 INFO L280 TraceCheckUtils]: 15: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} ~init__r212~0 := (if 0 == ~init__tmp___1~0 then 0 else 1); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,846 INFO L280 TraceCheckUtils]: 16: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !(0 == ~init__r231~0 % 256);~init__tmp___2~0 := 1; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,847 INFO L280 TraceCheckUtils]: 17: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} ~init__r232~0 := (if 0 == ~init__tmp___2~0 then 0 else 1); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,848 INFO L280 TraceCheckUtils]: 18: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~init__r311~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,849 INFO L280 TraceCheckUtils]: 19: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~init__r321~0 % 256);~init__tmp___3~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,850 INFO L280 TraceCheckUtils]: 20: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} ~init__r312~0 := (if 0 == ~init__tmp___3~0 then 0 else 1); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,851 INFO L280 TraceCheckUtils]: 21: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~init__r321~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,851 INFO L280 TraceCheckUtils]: 22: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~init__r311~0 % 256);~init__tmp___4~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,852 INFO L280 TraceCheckUtils]: 23: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} ~init__r322~0 := (if 0 == ~init__tmp___4~0 then 0 else 1); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,852 INFO L280 TraceCheckUtils]: 24: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id1~0 != ~id2~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,854 INFO L280 TraceCheckUtils]: 25: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id1~0 != ~id3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,855 INFO L280 TraceCheckUtils]: 26: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id2~0 != ~id3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,856 INFO L280 TraceCheckUtils]: 27: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id1~0 >= 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,857 INFO L280 TraceCheckUtils]: 28: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id2~0 >= 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,858 INFO L280 TraceCheckUtils]: 29: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~id3~0 >= 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,858 INFO L280 TraceCheckUtils]: 30: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~r1~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,859 INFO L280 TraceCheckUtils]: 31: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~r2~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,860 INFO L280 TraceCheckUtils]: 32: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~r3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,861 INFO L280 TraceCheckUtils]: 33: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~max1~0 == ~id1~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,863 INFO L280 TraceCheckUtils]: 34: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~max2~0 == ~id2~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,864 INFO L280 TraceCheckUtils]: 35: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~max3~0 == ~id3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,865 INFO L280 TraceCheckUtils]: 36: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~st1~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,866 INFO L280 TraceCheckUtils]: 37: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~st2~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,868 INFO L280 TraceCheckUtils]: 38: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~st3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,869 INFO L280 TraceCheckUtils]: 39: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~nl1~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,870 INFO L280 TraceCheckUtils]: 40: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~nl2~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,871 INFO L280 TraceCheckUtils]: 41: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~nl3~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,872 INFO L280 TraceCheckUtils]: 42: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~mode1~0 % 256; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,872 INFO L280 TraceCheckUtils]: 43: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~mode2~0 % 256; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,873 INFO L280 TraceCheckUtils]: 44: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 == ~mode3~0 % 256; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,874 INFO L280 TraceCheckUtils]: 45: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !(0 == ~newmax1~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,875 INFO L280 TraceCheckUtils]: 46: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !(0 == ~newmax2~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,876 INFO L280 TraceCheckUtils]: 47: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !(0 == ~newmax3~0 % 256);~init__tmp___5~0 := 1;~__return_1863~0 := ~init__tmp___5~0;~main__i2~0 := ~__return_1863~0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,877 INFO L280 TraceCheckUtils]: 48: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume 0 != ~main__i2~0;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~main__i2~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,878 INFO L280 TraceCheckUtils]: 49: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~main__i2~0 < 6;havoc ~node1__newmax~0;~node1__newmax~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,879 INFO L280 TraceCheckUtils]: 50: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~mode1~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,880 INFO L280 TraceCheckUtils]: 51: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~r1~0 < 2; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,881 INFO L280 TraceCheckUtils]: 52: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~ep12~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,883 INFO L280 TraceCheckUtils]: 53: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~ep13~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,884 INFO L280 TraceCheckUtils]: 54: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} ~mode1~0 := 1;havoc ~node2__newmax~0;~node2__newmax~0 := 0; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,885 INFO L280 TraceCheckUtils]: 55: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~mode2~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,885 INFO L280 TraceCheckUtils]: 56: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume ~r2~0 < 2; {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,886 INFO L280 TraceCheckUtils]: 57: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~ep21~0 % 256); {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} is VALID [2020-07-08 13:03:50,887 INFO L280 TraceCheckUtils]: 58: Hoare triple {141323#(<= (+ (* 256 (div ~ep23~0 256)) 1) ~ep23~0)} assume !!(0 == ~ep23~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,887 INFO L280 TraceCheckUtils]: 59: Hoare triple {141318#false} ~mode2~0 := 1;havoc ~node3__newmax~0;~node3__newmax~0 := 0; {141318#false} is VALID [2020-07-08 13:03:50,887 INFO L280 TraceCheckUtils]: 60: Hoare triple {141318#false} assume !!(0 == ~mode3~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,888 INFO L280 TraceCheckUtils]: 61: Hoare triple {141318#false} assume ~r3~0 < 2; {141318#false} is VALID [2020-07-08 13:03:50,888 INFO L280 TraceCheckUtils]: 62: Hoare triple {141318#false} assume !!(0 == ~ep31~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,888 INFO L280 TraceCheckUtils]: 63: Hoare triple {141318#false} assume !!(0 == ~ep32~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,888 INFO L280 TraceCheckUtils]: 64: Hoare triple {141318#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~0; {141318#false} is VALID [2020-07-08 13:03:50,889 INFO L280 TraceCheckUtils]: 65: Hoare triple {141318#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,889 INFO L280 TraceCheckUtils]: 66: Hoare triple {141318#false} assume ~st1~0 + ~nl1~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,889 INFO L280 TraceCheckUtils]: 67: Hoare triple {141318#false} assume ~st2~0 + ~nl2~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,889 INFO L280 TraceCheckUtils]: 68: Hoare triple {141318#false} assume ~st3~0 + ~nl3~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,889 INFO L280 TraceCheckUtils]: 69: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-08 13:03:50,889 INFO L280 TraceCheckUtils]: 70: Hoare triple {141318#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {141318#false} is VALID [2020-07-08 13:03:50,890 INFO L280 TraceCheckUtils]: 71: Hoare triple {141318#false} assume ~r1~0 < 2; {141318#false} is VALID [2020-07-08 13:03:50,890 INFO L280 TraceCheckUtils]: 72: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-08 13:03:50,890 INFO L280 TraceCheckUtils]: 73: Hoare triple {141318#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {141318#false} is VALID [2020-07-08 13:03:50,890 INFO L280 TraceCheckUtils]: 74: Hoare triple {141318#false} assume ~r1~0 < 2;~check__tmp~0 := 1;~__return_2009~0 := ~check__tmp~0;~main__c1~0 := ~__return_2009~0;havoc ~__tmp_1~0;~__tmp_1~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~0;~assert__arg~0 := ~__tmp_1~0; {141318#false} is VALID [2020-07-08 13:03:50,890 INFO L280 TraceCheckUtils]: 75: Hoare triple {141318#false} assume !(0 == ~assert__arg~0 % 256);~main____CPAchecker_TMP_0~0 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {141318#false} is VALID [2020-07-08 13:03:50,891 INFO L280 TraceCheckUtils]: 76: Hoare triple {141318#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~1;~node1__newmax~1 := 0; {141318#false} is VALID [2020-07-08 13:03:50,891 INFO L280 TraceCheckUtils]: 77: Hoare triple {141318#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {141318#false} is VALID [2020-07-08 13:03:50,891 INFO L280 TraceCheckUtils]: 78: Hoare triple {141318#false} assume !!(0 == ~ep21~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,891 INFO L280 TraceCheckUtils]: 79: Hoare triple {141318#false} assume !!(0 == ~ep31~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,891 INFO L280 TraceCheckUtils]: 80: Hoare triple {141318#false} ~newmax1~0 := ~node1__newmax~1; {141318#false} is VALID [2020-07-08 13:03:50,891 INFO L280 TraceCheckUtils]: 81: Hoare triple {141318#false} assume !(2 == ~r1~0);~mode1~0 := 0;havoc ~node2__newmax~1;~node2__newmax~1 := 0; {141318#false} is VALID [2020-07-08 13:03:50,892 INFO L280 TraceCheckUtils]: 82: Hoare triple {141318#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {141318#false} is VALID [2020-07-08 13:03:50,892 INFO L280 TraceCheckUtils]: 83: Hoare triple {141318#false} assume !!(0 == ~ep12~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,892 INFO L280 TraceCheckUtils]: 84: Hoare triple {141318#false} assume !!(0 == ~ep32~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,892 INFO L280 TraceCheckUtils]: 85: Hoare triple {141318#false} ~newmax2~0 := ~node2__newmax~1; {141318#false} is VALID [2020-07-08 13:03:50,892 INFO L280 TraceCheckUtils]: 86: Hoare triple {141318#false} assume !(2 == ~r2~0);~mode2~0 := 0;havoc ~node3__newmax~1;~node3__newmax~1 := 0; {141318#false} is VALID [2020-07-08 13:03:50,893 INFO L280 TraceCheckUtils]: 87: Hoare triple {141318#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {141318#false} is VALID [2020-07-08 13:03:50,893 INFO L280 TraceCheckUtils]: 88: Hoare triple {141318#false} assume !!(0 == ~ep13~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,893 INFO L280 TraceCheckUtils]: 89: Hoare triple {141318#false} assume !!(0 == ~ep23~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,893 INFO L280 TraceCheckUtils]: 90: Hoare triple {141318#false} ~newmax3~0 := ~node3__newmax~1; {141318#false} is VALID [2020-07-08 13:03:50,893 INFO L280 TraceCheckUtils]: 91: Hoare triple {141318#false} assume !(2 == ~r3~0);~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~1; {141318#false} is VALID [2020-07-08 13:03:50,893 INFO L280 TraceCheckUtils]: 92: Hoare triple {141318#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,894 INFO L280 TraceCheckUtils]: 93: Hoare triple {141318#false} assume ~st1~0 + ~nl1~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,894 INFO L280 TraceCheckUtils]: 94: Hoare triple {141318#false} assume ~st2~0 + ~nl2~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,894 INFO L280 TraceCheckUtils]: 95: Hoare triple {141318#false} assume ~st3~0 + ~nl3~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,894 INFO L280 TraceCheckUtils]: 96: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-08 13:03:50,894 INFO L280 TraceCheckUtils]: 97: Hoare triple {141318#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {141318#false} is VALID [2020-07-08 13:03:50,895 INFO L280 TraceCheckUtils]: 98: Hoare triple {141318#false} assume ~r1~0 < 2; {141318#false} is VALID [2020-07-08 13:03:50,895 INFO L280 TraceCheckUtils]: 99: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-08 13:03:50,895 INFO L280 TraceCheckUtils]: 100: Hoare triple {141318#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {141318#false} is VALID [2020-07-08 13:03:50,895 INFO L280 TraceCheckUtils]: 101: Hoare triple {141318#false} assume ~r1~0 < 2;~check__tmp~1 := 1;~__return_2142~0 := ~check__tmp~1;~main__c1~0 := ~__return_2142~0;havoc ~__tmp_2~0;~__tmp_2~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~1;~assert__arg~1 := ~__tmp_2~0; {141318#false} is VALID [2020-07-08 13:03:50,895 INFO L280 TraceCheckUtils]: 102: Hoare triple {141318#false} assume !(0 == ~assert__arg~1 % 256);~main____CPAchecker_TMP_0~1 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {141318#false} is VALID [2020-07-08 13:03:50,895 INFO L280 TraceCheckUtils]: 103: Hoare triple {141318#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~2;~node1__newmax~2 := 0; {141318#false} is VALID [2020-07-08 13:03:50,896 INFO L280 TraceCheckUtils]: 104: Hoare triple {141318#false} assume !!(0 == ~mode1~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,896 INFO L280 TraceCheckUtils]: 105: Hoare triple {141318#false} assume ~r1~0 < 2; {141318#false} is VALID [2020-07-08 13:03:50,896 INFO L280 TraceCheckUtils]: 106: Hoare triple {141318#false} assume !!(0 == ~ep12~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,897 INFO L280 TraceCheckUtils]: 107: Hoare triple {141318#false} assume !!(0 == ~ep13~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,897 INFO L280 TraceCheckUtils]: 108: Hoare triple {141318#false} ~mode1~0 := 1;havoc ~node2__newmax~2;~node2__newmax~2 := 0; {141318#false} is VALID [2020-07-08 13:03:50,897 INFO L280 TraceCheckUtils]: 109: Hoare triple {141318#false} assume !!(0 == ~mode2~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,897 INFO L280 TraceCheckUtils]: 110: Hoare triple {141318#false} assume ~r2~0 < 2; {141318#false} is VALID [2020-07-08 13:03:50,897 INFO L280 TraceCheckUtils]: 111: Hoare triple {141318#false} assume !!(0 == ~ep21~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,897 INFO L280 TraceCheckUtils]: 112: Hoare triple {141318#false} assume !!(0 == ~ep23~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,898 INFO L280 TraceCheckUtils]: 113: Hoare triple {141318#false} ~mode2~0 := 1;havoc ~node3__newmax~2;~node3__newmax~2 := 0; {141318#false} is VALID [2020-07-08 13:03:50,898 INFO L280 TraceCheckUtils]: 114: Hoare triple {141318#false} assume !!(0 == ~mode3~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,898 INFO L280 TraceCheckUtils]: 115: Hoare triple {141318#false} assume ~r3~0 < 2; {141318#false} is VALID [2020-07-08 13:03:50,898 INFO L280 TraceCheckUtils]: 116: Hoare triple {141318#false} assume !!(0 == ~ep31~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,898 INFO L280 TraceCheckUtils]: 117: Hoare triple {141318#false} assume !!(0 == ~ep32~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,898 INFO L280 TraceCheckUtils]: 118: Hoare triple {141318#false} ~mode3~0 := 1;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~2; {141318#false} is VALID [2020-07-08 13:03:50,899 INFO L280 TraceCheckUtils]: 119: Hoare triple {141318#false} assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,899 INFO L280 TraceCheckUtils]: 120: Hoare triple {141318#false} assume ~st1~0 + ~nl1~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,899 INFO L280 TraceCheckUtils]: 121: Hoare triple {141318#false} assume ~st2~0 + ~nl2~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,899 INFO L280 TraceCheckUtils]: 122: Hoare triple {141318#false} assume ~st3~0 + ~nl3~0 <= 1; {141318#false} is VALID [2020-07-08 13:03:50,899 INFO L280 TraceCheckUtils]: 123: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-08 13:03:50,899 INFO L280 TraceCheckUtils]: 124: Hoare triple {141318#false} assume 0 == ~st1~0 + ~st2~0 + ~st3~0; {141318#false} is VALID [2020-07-08 13:03:50,900 INFO L280 TraceCheckUtils]: 125: Hoare triple {141318#false} assume ~r1~0 < 2; {141318#false} is VALID [2020-07-08 13:03:50,900 INFO L280 TraceCheckUtils]: 126: Hoare triple {141318#false} assume !(~r1~0 >= 2); {141318#false} is VALID [2020-07-08 13:03:50,900 INFO L280 TraceCheckUtils]: 127: Hoare triple {141318#false} assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; {141318#false} is VALID [2020-07-08 13:03:50,900 INFO L280 TraceCheckUtils]: 128: Hoare triple {141318#false} assume ~r1~0 < 2;~check__tmp~2 := 1;~__return_2281~0 := ~check__tmp~2;~main__c1~0 := ~__return_2281~0;havoc ~__tmp_3~0;~__tmp_3~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~2;~assert__arg~2 := ~__tmp_3~0; {141318#false} is VALID [2020-07-08 13:03:50,900 INFO L280 TraceCheckUtils]: 129: Hoare triple {141318#false} assume !(0 == ~assert__arg~2 % 256);~main____CPAchecker_TMP_0~2 := ~main__i2~0;~main__i2~0 := 1 + ~main__i2~0; {141318#false} is VALID [2020-07-08 13:03:50,900 INFO L280 TraceCheckUtils]: 130: Hoare triple {141318#false} assume ~main__i2~0 < 6;havoc ~node1__newmax~3;~node1__newmax~3 := 0; {141318#false} is VALID [2020-07-08 13:03:50,901 INFO L280 TraceCheckUtils]: 131: Hoare triple {141318#false} assume !(0 == ~mode1~0 % 256);~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); {141318#false} is VALID [2020-07-08 13:03:50,901 INFO L280 TraceCheckUtils]: 132: Hoare triple {141318#false} assume !!(0 == ~ep21~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,901 INFO L280 TraceCheckUtils]: 133: Hoare triple {141318#false} assume !!(0 == ~ep31~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,901 INFO L280 TraceCheckUtils]: 134: Hoare triple {141318#false} ~newmax1~0 := ~node1__newmax~3; {141318#false} is VALID [2020-07-08 13:03:50,901 INFO L280 TraceCheckUtils]: 135: Hoare triple {141318#false} assume 2 == ~r1~0; {141318#false} is VALID [2020-07-08 13:03:50,902 INFO L280 TraceCheckUtils]: 136: Hoare triple {141318#false} assume ~max1~0 == ~id1~0;~st1~0 := 1; {141318#false} is VALID [2020-07-08 13:03:50,902 INFO L280 TraceCheckUtils]: 137: Hoare triple {141318#false} ~mode1~0 := 0;havoc ~node2__newmax~3;~node2__newmax~3 := 0; {141318#false} is VALID [2020-07-08 13:03:50,902 INFO L280 TraceCheckUtils]: 138: Hoare triple {141318#false} assume !(0 == ~mode2~0 % 256);~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); {141318#false} is VALID [2020-07-08 13:03:50,902 INFO L280 TraceCheckUtils]: 139: Hoare triple {141318#false} assume !!(0 == ~ep12~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,902 INFO L280 TraceCheckUtils]: 140: Hoare triple {141318#false} assume !!(0 == ~ep32~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,902 INFO L280 TraceCheckUtils]: 141: Hoare triple {141318#false} ~newmax2~0 := ~node2__newmax~3; {141318#false} is VALID [2020-07-08 13:03:50,903 INFO L280 TraceCheckUtils]: 142: Hoare triple {141318#false} assume 2 == ~r2~0; {141318#false} is VALID [2020-07-08 13:03:50,903 INFO L280 TraceCheckUtils]: 143: Hoare triple {141318#false} assume ~max2~0 == ~id2~0;~st2~0 := 1; {141318#false} is VALID [2020-07-08 13:03:50,903 INFO L280 TraceCheckUtils]: 144: Hoare triple {141318#false} ~mode2~0 := 0;havoc ~node3__newmax~3;~node3__newmax~3 := 0; {141318#false} is VALID [2020-07-08 13:03:50,903 INFO L280 TraceCheckUtils]: 145: Hoare triple {141318#false} assume !(0 == ~mode3~0 % 256);~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); {141318#false} is VALID [2020-07-08 13:03:50,903 INFO L280 TraceCheckUtils]: 146: Hoare triple {141318#false} assume !!(0 == ~ep13~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,903 INFO L280 TraceCheckUtils]: 147: Hoare triple {141318#false} assume !!(0 == ~ep23~0 % 256); {141318#false} is VALID [2020-07-08 13:03:50,904 INFO L280 TraceCheckUtils]: 148: Hoare triple {141318#false} ~newmax3~0 := ~node3__newmax~3; {141318#false} is VALID [2020-07-08 13:03:50,904 INFO L280 TraceCheckUtils]: 149: Hoare triple {141318#false} assume 2 == ~r3~0; {141318#false} is VALID [2020-07-08 13:03:50,904 INFO L280 TraceCheckUtils]: 150: Hoare triple {141318#false} assume ~max3~0 == ~id3~0;~st3~0 := 1; {141318#false} is VALID [2020-07-08 13:03:50,904 INFO L280 TraceCheckUtils]: 151: Hoare triple {141318#false} ~mode3~0 := 0;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;havoc ~check__tmp~3; {141318#false} is VALID [2020-07-08 13:03:50,904 INFO L280 TraceCheckUtils]: 152: Hoare triple {141318#false} assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);~check__tmp~3 := 0; {141318#false} is VALID [2020-07-08 13:03:50,904 INFO L280 TraceCheckUtils]: 153: Hoare triple {141318#false} ~__return_2419~0 := ~check__tmp~3;~main__c1~0 := ~__return_2419~0;~__tmp_2420_0~0 := ~main____CPAchecker_TMP_0~2; {141318#false} is VALID [2020-07-08 13:03:50,905 INFO L280 TraceCheckUtils]: 154: Hoare triple {141318#false} ~main____CPAchecker_TMP_0~2 := ~__tmp_2420_0~0;havoc ~__tmp_4~0;~__tmp_4~0 := (if 0 == ~main__c1~0 then 0 else 1);havoc ~assert__arg~3;~assert__arg~3 := ~__tmp_4~0; {141318#false} is VALID [2020-07-08 13:03:50,905 INFO L280 TraceCheckUtils]: 155: Hoare triple {141318#false} assume 0 == ~assert__arg~3 % 256; {141318#false} is VALID [2020-07-08 13:03:50,905 INFO L280 TraceCheckUtils]: 156: Hoare triple {141318#false} assume !false; {141318#false} is VALID [2020-07-08 13:03:50,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 13:03:50,945 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115882174] [2020-07-08 13:03:50,945 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 13:03:50,945 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 13:03:50,946 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216590139] [2020-07-08 13:03:50,946 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 157 [2020-07-08 13:03:50,947 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 13:03:50,947 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 13:03:51,215 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 157 edges. 157 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:03:51,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 13:03:51,216 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 13:03:51,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 13:03:51,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-08 13:03:51,217 INFO L87 Difference]: Start difference. First operand 3774 states and 5408 transitions. Second operand 5 states. [2020-07-08 13:04:22,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:04:22,010 INFO L93 Difference]: Finished difference Result 10940 states and 15613 transitions. [2020-07-08 13:04:22,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 13:04:22,010 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 157 [2020-07-08 13:04:22,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 13:04:22,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 13:04:22,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1391 transitions. [2020-07-08 13:04:22,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 13:04:22,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1391 transitions. [2020-07-08 13:04:22,021 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 1391 transitions. [2020-07-08 13:04:24,750 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 1391 edges. 1391 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 13:04:27,298 INFO L225 Difference]: With dead ends: 10940 [2020-07-08 13:04:27,299 INFO L226 Difference]: Without dead ends: 7213 [2020-07-08 13:04:27,303 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 13:04:27,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7213 states. [2020-07-08 13:04:45,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7213 to 7211. [2020-07-08 13:04:45,738 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 13:04:45,739 INFO L82 GeneralOperation]: Start isEquivalent. First operand 7213 states. Second operand 7211 states. [2020-07-08 13:04:45,739 INFO L74 IsIncluded]: Start isIncluded. First operand 7213 states. Second operand 7211 states. [2020-07-08 13:04:45,739 INFO L87 Difference]: Start difference. First operand 7213 states. Second operand 7211 states. [2020-07-08 13:04:47,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:04:47,545 INFO L93 Difference]: Finished difference Result 7213 states and 10181 transitions. [2020-07-08 13:04:47,546 INFO L276 IsEmpty]: Start isEmpty. Operand 7213 states and 10181 transitions. [2020-07-08 13:04:47,551 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:04:47,551 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:04:47,551 INFO L74 IsIncluded]: Start isIncluded. First operand 7211 states. Second operand 7213 states. [2020-07-08 13:04:47,551 INFO L87 Difference]: Start difference. First operand 7211 states. Second operand 7213 states. [2020-07-08 13:04:49,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 13:04:49,328 INFO L93 Difference]: Finished difference Result 7213 states and 10181 transitions. [2020-07-08 13:04:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 7213 states and 10181 transitions. [2020-07-08 13:04:49,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 13:04:49,334 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 13:04:49,334 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 13:04:49,334 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 13:04:49,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7211 states. [2020-07-08 13:04:51,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7211 states to 7211 states and 10180 transitions. [2020-07-08 13:04:51,600 INFO L78 Accepts]: Start accepts. Automaton has 7211 states and 10180 transitions. Word has length 157 [2020-07-08 13:04:51,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 13:04:51,600 INFO L479 AbstractCegarLoop]: Abstraction has 7211 states and 10180 transitions. [2020-07-08 13:04:51,600 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 13:04:51,601 INFO L276 IsEmpty]: Start isEmpty. Operand 7211 states and 10180 transitions. [2020-07-08 13:04:51,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-07-08 13:04:51,604 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 13:04:51,604 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 13:04:51,604 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-08 13:04:51,605 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 13:04:51,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 13:04:51,605 INFO L82 PathProgramCache]: Analyzing trace with hash 725013288, now seen corresponding path program 1 times [2020-07-08 13:04:51,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 13:04:51,605 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185122749] [2020-07-08 13:04:51,605 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 13:04:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 13:04:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 13:04:51,948 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-08 13:04:51,949 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: You must have same procedures except when you have threads or when this is a call or a return: havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; at de.uni_freiburg.informatik.ultimate.core.model.translation.AtomicTraceElement.(AtomicTraceElement.java:117) at de.uni_freiburg.informatik.ultimate.core.model.translation.AtomicTraceElement.(AtomicTraceElement.java:103) at de.uni_freiburg.informatik.ultimate.core.model.translation.AtomicTraceElement$AtomicTraceElementBuilder.build(AtomicTraceElement.java:308) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgProgramExecution.createATESequence(IcfgProgramExecution.java:227) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgProgramExecution.create(IcfgProgramExecution.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgProgramExecution.create(IcfgProgramExecution.java:88) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.IcfgProgramExecutionBuilder.computeIcfgProgramExecution(IcfgProgramExecutionBuilder.java:177) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.IcfgProgramExecutionBuilder.getIcfgProgramExecution(IcfgProgramExecutionBuilder.java:77) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecution(TraceCheck.java:396) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:349) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:96) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-08 13:04:51,953 INFO L168 Benchmark]: Toolchain (without parser) took 243080.60 ms. Allocated memory was 138.9 MB in the beginning and 772.3 MB in the end (delta: 633.3 MB). Free memory was 101.0 MB in the beginning and 496.4 MB in the end (delta: -395.4 MB). Peak memory consumption was 237.9 MB. Max. memory is 7.1 GB. [2020-07-08 13:04:51,954 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 138.9 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 13:04:51,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1003.68 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 100.8 MB in the beginning and 169.3 MB in the end (delta: -68.4 MB). Peak memory consumption was 42.1 MB. Max. memory is 7.1 GB. [2020-07-08 13:04:51,956 INFO L168 Benchmark]: Boogie Preprocessor took 121.50 ms. Allocated memory is still 203.9 MB. Free memory was 169.3 MB in the beginning and 164.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2020-07-08 13:04:51,956 INFO L168 Benchmark]: RCFGBuilder took 2446.38 ms. Allocated memory was 203.9 MB in the beginning and 249.6 MB in the end (delta: 45.6 MB). Free memory was 164.3 MB in the beginning and 185.8 MB in the end (delta: -21.5 MB). Peak memory consumption was 114.3 MB. Max. memory is 7.1 GB. [2020-07-08 13:04:51,957 INFO L168 Benchmark]: TraceAbstraction took 239503.25 ms. Allocated memory was 249.6 MB in the beginning and 772.3 MB in the end (delta: 522.7 MB). Free memory was 185.8 MB in the beginning and 496.4 MB in the end (delta: -310.7 MB). Peak memory consumption was 212.1 MB. Max. memory is 7.1 GB. [2020-07-08 13:04:51,960 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 138.9 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1003.68 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 100.8 MB in the beginning and 169.3 MB in the end (delta: -68.4 MB). Peak memory consumption was 42.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.50 ms. Allocated memory is still 203.9 MB. Free memory was 169.3 MB in the beginning and 164.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2446.38 ms. Allocated memory was 203.9 MB in the beginning and 249.6 MB in the end (delta: 45.6 MB). Free memory was 164.3 MB in the beginning and 185.8 MB in the end (delta: -21.5 MB). Peak memory consumption was 114.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 239503.25 ms. Allocated memory was 249.6 MB in the beginning and 772.3 MB in the end (delta: 522.7 MB). Free memory was 185.8 MB in the beginning and 496.4 MB in the end (delta: -310.7 MB). Peak memory consumption was 212.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: You must have same procedures except when you have threads or when this is a call or a return: havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0; de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: You must have same procedures except when you have threads or when this is a call or a return: havoc ~main__c1~0;havoc ~main__i2~0;~main__c1~0 := 0;~ep12~0 := #t~nondet0;havoc #t~nondet0;~ep13~0 := #t~nondet1;havoc #t~nondet1;~ep21~0 := #t~nondet2;havoc #t~nondet2;~ep23~0 := #t~nondet3;havoc #t~nondet3;~ep31~0 := #t~nondet4;havoc #t~nondet4;~ep32~0 := #t~nondet5;havoc #t~nondet5;assume -128 <= #t~nondet6 && #t~nondet6 <= 127;~id1~0 := #t~nondet6;havoc #t~nondet6;assume -128 <= #t~nondet7 && #t~nondet7 <= 127;~r1~0 := #t~nondet7;havoc #t~nondet7;assume -128 <= #t~nondet8 && #t~nondet8 <= 127;~st1~0 := #t~nondet8;havoc #t~nondet8;assume -128 <= #t~nondet9 && #t~nondet9 <= 127;~nl1~0 := #t~nondet9;havoc #t~nondet9;assume -128 <= #t~nondet10 && #t~nondet10 <= 127;~m1~0 := #t~nondet10;havoc #t~nondet10;assume -128 <= #t~nondet11 && #t~nondet11 <= 127;~max1~0 := #t~nondet11;havoc #t~nondet11;~mode1~0 := #t~nondet12;havoc #t~nondet12;~newmax1~0 := #t~nondet13;havoc #t~nondet13;assume -128 <= #t~nondet14 && #t~nondet14 <= 127;~id2~0 := #t~nondet14;havoc #t~nondet14;assume -128 <= #t~nondet15 && #t~nondet15 <= 127;~r2~0 := #t~nondet15;havoc #t~nondet15;assume -128 <= #t~nondet16 && #t~nondet16 <= 127;~st2~0 := #t~nondet16;havoc #t~nondet16;assume -128 <= #t~nondet17 && #t~nondet17 <= 127;~nl2~0 := #t~nondet17;havoc #t~nondet17;assume -128 <= #t~nondet18 && #t~nondet18 <= 127;~m2~0 := #t~nondet18;havoc #t~nondet18;assume -128 <= #t~nondet19 && #t~nondet19 <= 127;~max2~0 := #t~nondet19;havoc #t~nondet19;~mode2~0 := #t~nondet20;havoc #t~nondet20;~newmax2~0 := #t~nondet21;havoc #t~nondet21;assume -128 <= #t~nondet22 && #t~nondet22 <= 127;~id3~0 := #t~nondet22;havoc #t~nondet22;assume -128 <= #t~nondet23 && #t~nondet23 <= 127;~r3~0 := #t~nondet23;havoc #t~nondet23;assume -128 <= #t~nondet24 && #t~nondet24 <= 127;~st3~0 := #t~nondet24;havoc #t~nondet24;assume -128 <= #t~nondet25 && #t~nondet25 <= 127;~nl3~0 := #t~nondet25;havoc #t~nondet25;assume -128 <= #t~nondet26 && #t~nondet26 <= 127;~m3~0 := #t~nondet26;havoc #t~nondet26;assume -128 <= #t~nondet27 && #t~nondet27 <= 127;~max3~0 := #t~nondet27;havoc #t~nondet27;~mode3~0 := #t~nondet28;havoc #t~nondet28;~newmax3~0 := #t~nondet29;havoc #t~nondet29;havoc ~init__r121~0;havoc ~init__r131~0;havoc ~init__r211~0;havoc ~init__r231~0;havoc ~init__r311~0;havoc ~init__r321~0;havoc ~init__r122~0;havoc ~init__tmp~0;havoc ~init__r132~0;havoc ~init__tmp___0~0;havoc ~init__r212~0;havoc ~init__tmp___1~0;havoc ~init__r232~0;havoc ~init__tmp___2~0;havoc ~init__r312~0;havoc ~init__tmp___3~0;havoc ~init__r322~0;havoc ~init__tmp___4~0;havoc ~init__tmp___5~0;~init__r121~0 := ~ep12~0;~init__r131~0 := ~ep13~0;~init__r211~0 := ~ep21~0;~init__r231~0 := ~ep23~0;~init__r311~0 := ~ep31~0;~init__r321~0 := ~ep32~0;: de.uni_freiburg.informatik.ultimate.core.model.translation.AtomicTraceElement.(AtomicTraceElement.java:117) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...