/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:08:42,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:08:42,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:08:42,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:08:42,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:08:42,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:08:42,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:08:42,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:08:42,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:08:42,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:08:42,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:08:42,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:08:42,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:08:42,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:08:42,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:08:42,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:08:42,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:08:42,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:08:42,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:08:42,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:08:42,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:08:42,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:08:42,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:08:42,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:08:42,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:08:42,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:08:42,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:08:42,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:08:42,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:08:42,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:08:42,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:08:42,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:08:42,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:08:42,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:08:42,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:08:42,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:08:42,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:08:42,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:08:42,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:08:42,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:08:42,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:08:42,873 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 [2019-11-07 07:08:42,897 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:08:42,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:08:42,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:08:42,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:08:42,900 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:08:42,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:08:42,901 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:08:42,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:08:42,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:08:42,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:08:42,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:08:42,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:08:42,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:08:42,903 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:08:42,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:08:42,904 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:08:42,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:08:42,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:08:42,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:08:42,904 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:08:42,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:08:42,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:08:42,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:08:42,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:08:42,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:08:42,906 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:08:42,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:08:42,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:08:42,906 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 07:08:43,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:08:43,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:08:43,207 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:08:43,209 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:08:43,210 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:08:43,210 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-07 07:08:43,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9014b6a71/fd0eca44e72146cab1cff9ac0da6e39f/FLAG8fb9086c0 [2019-11-07 07:08:43,891 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:08:43,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-07 07:08:43,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9014b6a71/fd0eca44e72146cab1cff9ac0da6e39f/FLAG8fb9086c0 [2019-11-07 07:08:44,181 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9014b6a71/fd0eca44e72146cab1cff9ac0da6e39f [2019-11-07 07:08:44,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:08:44,191 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:08:44,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:08:44,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:08:44,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:08:44,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:08:44" (1/1) ... [2019-11-07 07:08:44,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31c5888d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:44, skipping insertion in model container [2019-11-07 07:08:44,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:08:44" (1/1) ... [2019-11-07 07:08:44,207 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:08:44,292 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:08:44,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:08:44,960 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:08:45,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:08:45,432 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:08:45,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:45 WrapperNode [2019-11-07 07:08:45,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:08:45,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:08:45,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:08:45,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:08:45,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:45" (1/1) ... [2019-11-07 07:08:45,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:45" (1/1) ... [2019-11-07 07:08:45,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:45" (1/1) ... [2019-11-07 07:08:45,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:45" (1/1) ... [2019-11-07 07:08:45,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:45" (1/1) ... [2019-11-07 07:08:45,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:45" (1/1) ... [2019-11-07 07:08:45,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:45" (1/1) ... [2019-11-07 07:08:45,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:08:45,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:08:45,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:08:45,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:08:45,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:45" (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 [2019-11-07 07:08:45,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:08:45,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:08:45,667 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:08:45,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:08:45,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 07:08:45,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-11-07 07:08:45,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 07:08:45,669 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-11-07 07:08:45,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:08:45,669 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-11-07 07:08:45,669 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-11-07 07:08:45,670 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-11-07 07:08:45,670 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-11-07 07:08:45,670 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-11-07 07:08:45,672 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-11-07 07:08:45,672 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-11-07 07:08:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:08:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:08:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:08:47,528 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:08:47,528 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 07:08:47,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:08:47 BoogieIcfgContainer [2019-11-07 07:08:47,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:08:47,534 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 07:08:47,534 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 07:08:47,535 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 07:08:47,536 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:08:47" (1/1) ... [2019-11-07 07:08:47,600 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 07:08:47,795 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-11-07 07:08:58,018 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 07:08:58,143 INFO L272 AbstractInterpreter]: Visited 722 different actions 16745 times. Merged at 468 different actions 9058 times. Widened at 106 different actions 1260 times. Performed 55503 root evaluator evaluations with a maximum evaluation depth of 5. Performed 55503 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 4682 fixpoints after 309 different actions. Largest state had 251 variables. [2019-11-07 07:08:58,144 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 07:08:58,147 INFO L168 Benchmark]: Toolchain (without parser) took 13954.99 ms. Allocated memory was 138.4 MB in the beginning and 606.1 MB in the end (delta: 467.7 MB). Free memory was 99.8 MB in the beginning and 125.6 MB in the end (delta: -25.8 MB). Peak memory consumption was 441.8 MB. Max. memory is 7.1 GB. [2019-11-07 07:08:58,148 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 07:08:58,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1240.70 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 99.5 MB in the beginning and 160.0 MB in the end (delta: -60.4 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. [2019-11-07 07:08:58,150 INFO L168 Benchmark]: Boogie Preprocessor took 144.44 ms. Allocated memory is still 203.4 MB. Free memory was 160.0 MB in the beginning and 155.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-11-07 07:08:58,151 INFO L168 Benchmark]: RCFGBuilder took 1954.61 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 155.1 MB in the beginning and 99.0 MB in the end (delta: 56.1 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:08:58,152 INFO L168 Benchmark]: Abstract Interpretation took 10610.29 ms. Allocated memory was 236.5 MB in the beginning and 606.1 MB in the end (delta: 369.6 MB). Free memory was 97.5 MB in the beginning and 125.6 MB in the end (delta: -28.1 MB). Peak memory consumption was 341.6 MB. Max. memory is 7.1 GB. [2019-11-07 07:08:58,157 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1240.70 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 99.5 MB in the beginning and 160.0 MB in the end (delta: -60.4 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 144.44 ms. Allocated memory is still 203.4 MB. Free memory was 160.0 MB in the beginning and 155.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1954.61 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 155.1 MB in the beginning and 99.0 MB in the end (delta: 56.1 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 10610.29 ms. Allocated memory was 236.5 MB in the beginning and 606.1 MB in the end (delta: 369.6 MB). Free memory was 97.5 MB in the beginning and 125.6 MB in the end (delta: -28.1 MB). Peak memory consumption was 341.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1939]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p21 = 0; [L22] char p21_old = '\x0'; [L23] char p21_new = '\x0'; [L24] _Bool ep21 = 0; [L25] port_t p23 = 0; [L26] char p23_old = '\x0'; [L27] char p23_new = '\x0'; [L28] _Bool ep23 = 0; [L29] port_t p31 = 0; [L30] char p31_old = '\x0'; [L31] char p31_new = '\x0'; [L32] _Bool ep31 = 0; [L33] port_t p32 = 0; [L34] char p32_old = '\x0'; [L35] char p32_new = '\x0'; [L36] _Bool ep32 = 0; [L37] char id1 = '\x0'; [L38] unsigned char r1 = '\x0'; [L39] char st1 = '\x0'; [L40] char nl1 = '\x0'; [L41] char m1 = '\x0'; [L42] char max1 = '\x0'; [L43] _Bool mode1 = 0; [L44] _Bool newmax1 = 0; [L45] char id2 = '\x0'; [L46] unsigned char r2 = '\x0'; [L47] char st2 = '\x0'; [L48] char nl2 = '\x0'; [L49] char m2 = '\x0'; [L50] char max2 = '\x0'; [L51] _Bool mode2 = 0; [L52] _Bool newmax2 = 0; [L53] char id3 = '\x0'; [L54] unsigned char r3 = '\x0'; [L55] char st3 = '\x0'; [L56] char nl3 = '\x0'; [L57] char m3 = '\x0'; [L58] char max3 = '\x0'; [L59] _Bool mode3 = 0; [L60] _Bool newmax3 = 0; [L64] void (*nodes[3])() = { &node1, &node2, &node3 }; [L68] int __return_1868; [L69] int __return_2014; [L70] int __return_2147; [L71] int __return_2263; [L72] int __return_3059; [L73] int __return_3028; [L74] int __return_2964; [L75] int __return_2930; [L76] int __return_2526; [L77] int __return_2815; [L78] int __return_2781; [L79] int __return_2696; [L80] int __return_2401; [L83] int main__c1; [L84] int main__i2; [L85] main__c1 = 0 [L86] ep12 = __VERIFIER_nondet_bool() [L87] ep13 = __VERIFIER_nondet_bool() [L88] ep21 = __VERIFIER_nondet_bool() [L89] ep23 = __VERIFIER_nondet_bool() [L90] ep31 = __VERIFIER_nondet_bool() [L91] ep32 = __VERIFIER_nondet_bool() [L92] id1 = __VERIFIER_nondet_char() [L93] r1 = __VERIFIER_nondet_uchar() [L94] st1 = __VERIFIER_nondet_char() [L95] nl1 = __VERIFIER_nondet_char() [L96] m1 = __VERIFIER_nondet_char() [L97] max1 = __VERIFIER_nondet_char() [L98] mode1 = __VERIFIER_nondet_bool() [L99] newmax1 = __VERIFIER_nondet_bool() [L100] id2 = __VERIFIER_nondet_char() [L101] r2 = __VERIFIER_nondet_uchar() [L102] st2 = __VERIFIER_nondet_char() [L103] nl2 = __VERIFIER_nondet_char() [L104] m2 = __VERIFIER_nondet_char() [L105] max2 = __VERIFIER_nondet_char() [L106] mode2 = __VERIFIER_nondet_bool() [L107] newmax2 = __VERIFIER_nondet_bool() [L108] id3 = __VERIFIER_nondet_char() [L109] r3 = __VERIFIER_nondet_uchar() [L110] st3 = __VERIFIER_nondet_char() [L111] nl3 = __VERIFIER_nondet_char() [L112] m3 = __VERIFIER_nondet_char() [L113] max3 = __VERIFIER_nondet_char() [L114] mode3 = __VERIFIER_nondet_bool() [L115] newmax3 = __VERIFIER_nondet_bool() [L117] _Bool init__r121; [L118] _Bool init__r131; [L119] _Bool init__r211; [L120] _Bool init__r231; [L121] _Bool init__r311; [L122] _Bool init__r321; [L123] _Bool init__r122; [L124] int init__tmp; [L125] _Bool init__r132; [L126] int init__tmp___0; [L127] _Bool init__r212; [L128] int init__tmp___1; [L129] _Bool init__r232; [L130] int init__tmp___2; [L131] _Bool init__r312; [L132] int init__tmp___3; [L133] _Bool init__r322; [L134] int init__tmp___4; [L135] int init__tmp___5; [L136] init__r121 = ep12 [L137] init__r131 = ep13 [L138] init__r211 = ep21 [L139] init__r231 = ep23 [L140] init__r311 = ep31 [L141] init__r321 = ep32 [L142] COND TRUE !(init__r121 == 0) [L144] init__tmp = 1 [L146] init__r122 = (_Bool)init__tmp [L147] COND TRUE !(init__r131 == 0) [L149] init__tmp___0 = 1 [L151] init__r132 = (_Bool)init__tmp___0 [L152] COND TRUE !(init__r211 == 0) [L154] init__tmp___1 = 1 [L156] init__r212 = (_Bool)init__tmp___1 [L157] COND TRUE !(init__r231 == 0) [L159] init__tmp___2 = 1 [L161] init__r232 = (_Bool)init__tmp___2 [L162] COND TRUE !(init__r311 == 0) [L164] init__tmp___3 = 1 [L166] init__r312 = (_Bool)init__tmp___3 [L167] COND TRUE !(init__r321 == 0) [L169] init__tmp___4 = 1 [L171] init__r322 = (_Bool)init__tmp___4 [L172] COND TRUE ((int)id1) != ((int)id2) [L174] COND TRUE ((int)id1) != ((int)id3) [L176] COND TRUE ((int)id2) != ((int)id3) [L178] COND TRUE ((int)id1) >= 0 [L180] COND TRUE ((int)id2) >= 0 [L182] COND TRUE ((int)id3) >= 0 [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE ((int)r2) == 0 [L188] COND TRUE ((int)r3) == 0 [L190] COND TRUE !(init__r122 == 0) [L192] COND TRUE !(init__r132 == 0) [L194] COND TRUE !(init__r212 == 0) [L196] COND TRUE !(init__r232 == 0) [L198] COND TRUE !(init__r312 == 0) [L200] COND TRUE !(init__r322 == 0) [L202] COND TRUE ((int)max1) == ((int)id1) [L204] COND TRUE ((int)max2) == ((int)id2) [L206] COND TRUE ((int)max3) == ((int)id3) [L208] COND TRUE ((int)st1) == 0 [L210] COND TRUE ((int)st2) == 0 [L212] COND TRUE ((int)st3) == 0 [L214] COND TRUE ((int)nl1) == 0 [L216] COND TRUE ((int)nl2) == 0 [L218] COND TRUE ((int)nl3) == 0 [L220] COND TRUE ((int)mode1) == 0 [L222] COND TRUE ((int)mode2) == 0 [L224] COND TRUE ((int)mode3) == 0 [L226] COND TRUE !(newmax1 == 0) [L228] COND TRUE !(newmax2 == 0) [L230] COND TRUE !(newmax3 == 0) [L232] init__tmp___5 = 1 [L233] __return_1868 = init__tmp___5 [L234] main__i2 = __return_1868 [L235] COND TRUE main__i2 != 0 [L237] p12_old = nomsg [L238] p12_new = nomsg [L239] p13_old = nomsg [L240] p13_new = nomsg [L241] p21_old = nomsg [L242] p21_new = nomsg [L243] p23_old = nomsg [L244] p23_new = nomsg [L245] p31_old = nomsg [L246] p31_new = nomsg [L247] p32_old = nomsg [L248] p32_new = nomsg [L249] main__i2 = 0 [L251] _Bool node1__newmax; [L252] node1__newmax = 0 [L253] COND FALSE !(!(mode1 == 0)) [L259] COND TRUE ((int)r1) < 1 [L261] COND FALSE !(!(ep12 == 0)) [L274] COND FALSE !(!(ep13 == 0)) [L287] mode1 = 1 [L289] _Bool node2__newmax; [L290] node2__newmax = 0 [L291] COND FALSE !(!(mode2 == 0)) [L297] COND TRUE ((int)r2) < 2 [L299] COND FALSE !(!(ep21 == 0)) [L312] COND FALSE !(!(ep23 == 0)) [L325] mode2 = 1 [L327] _Bool node3__newmax; [L328] node3__newmax = 0 [L329] COND FALSE !(!(mode3 == 0)) [L335] COND TRUE ((int)r3) < 2 [L337] COND FALSE !(!(ep31 == 0)) [L350] COND FALSE !(!(ep32 == 0)) [L363] mode3 = 1 [L364] p12_old = p12_new [L365] p12_new = nomsg [L366] p13_old = p13_new [L367] p13_new = nomsg [L368] p21_old = p21_new [L369] p21_new = nomsg [L370] p23_old = p23_new [L371] p23_new = nomsg [L372] p31_old = p31_new [L373] p31_new = nomsg [L374] p32_old = p32_new [L375] p32_new = nomsg [L377] int check__tmp; [L378] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L380] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L382] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L384] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L386] COND FALSE !(((int)r1) >= 2) [L392] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L394] COND TRUE ((int)r1) < 2 [L396] COND FALSE !(((int)r1) >= 2) [L402] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L404] COND TRUE ((int)r1) < 2 [L406] check__tmp = 1 [L407] __return_2014 = check__tmp [L408] main__c1 = __return_2014 [L410] _Bool __tmp_1; [L411] __tmp_1 = main__c1 [L412] _Bool assert__arg; [L413] assert__arg = __tmp_1 [L414] COND FALSE !(assert__arg == 0) [L421] _Bool node1__newmax; [L422] node1__newmax = 0 [L423] COND TRUE !(mode1 == 0) [L425] COND FALSE !(r1 == 255) [L431] r1 = r1 + 1 [L432] COND FALSE !(!(ep21 == 0)) [L441] COND FALSE !(!(ep31 == 0)) [L450] newmax1 = node1__newmax [L451] COND FALSE !(((int)r1) == 2) [L457] mode1 = 0 [L459] _Bool node2__newmax; [L460] node2__newmax = 0 [L461] COND TRUE !(mode2 == 0) [L463] COND FALSE !(r2 == 255) [L469] r2 = r2 + 1 [L470] COND FALSE !(!(ep12 == 0)) [L479] COND FALSE !(!(ep32 == 0)) [L488] newmax2 = node2__newmax [L489] COND FALSE !(((int)r2) == 2) [L495] mode2 = 0 [L497] _Bool node3__newmax; [L498] node3__newmax = 0 [L499] COND TRUE !(mode3 == 0) [L501] COND FALSE !(r3 == 255) [L507] r3 = r3 + 1 [L508] COND FALSE !(!(ep13 == 0)) [L517] COND FALSE !(!(ep23 == 0)) [L526] newmax3 = node3__newmax [L527] COND FALSE !(((int)r3) == 2) [L533] mode3 = 0 [L534] p12_old = p12_new [L535] p12_new = nomsg [L536] p13_old = p13_new [L537] p13_new = nomsg [L538] p21_old = p21_new [L539] p21_new = nomsg [L540] p23_old = p23_new [L541] p23_new = nomsg [L542] p31_old = p31_new [L543] p31_new = nomsg [L544] p32_old = p32_new [L545] p32_new = nomsg [L547] int check__tmp; [L548] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L550] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L552] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L554] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L556] COND FALSE !(((int)r1) >= 2) [L562] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L564] COND TRUE ((int)r1) < 2 [L566] COND FALSE !(((int)r1) >= 2) [L572] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L574] COND TRUE ((int)r1) < 2 [L576] check__tmp = 1 [L577] __return_2147 = check__tmp [L578] main__c1 = __return_2147 [L580] _Bool __tmp_2; [L581] __tmp_2 = main__c1 [L582] _Bool assert__arg; [L583] assert__arg = __tmp_2 [L584] COND FALSE !(assert__arg == 0) [L591] _Bool node1__newmax; [L592] node1__newmax = 0 [L593] COND FALSE !(!(mode1 == 0)) [L599] COND FALSE !(((int)r1) < 1) [L605] mode1 = 1 [L607] _Bool node2__newmax; [L608] node2__newmax = 0 [L609] COND FALSE !(!(mode2 == 0)) [L615] COND TRUE ((int)r2) < 2 [L617] COND FALSE !(!(ep21 == 0)) [L630] COND FALSE !(!(ep23 == 0)) [L643] mode2 = 1 [L645] _Bool node3__newmax; [L646] node3__newmax = 0 [L647] COND FALSE !(!(mode3 == 0)) [L653] COND TRUE ((int)r3) < 2 [L655] COND FALSE !(!(ep31 == 0)) [L668] COND FALSE !(!(ep32 == 0)) [L681] mode3 = 1 [L682] p12_old = p12_new [L683] p12_new = nomsg [L684] p13_old = p13_new [L685] p13_new = nomsg [L686] p21_old = p21_new [L687] p21_new = nomsg [L688] p23_old = p23_new [L689] p23_new = nomsg [L690] p31_old = p31_new [L691] p31_new = nomsg [L692] p32_old = p32_new [L693] p32_new = nomsg [L695] int check__tmp; [L696] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L698] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L700] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L702] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L704] COND FALSE !(((int)r1) >= 2) [L710] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L712] COND TRUE ((int)r1) < 2 [L714] COND FALSE !(((int)r1) >= 2) [L720] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L722] COND TRUE ((int)r1) < 2 [L724] check__tmp = 1 [L725] __return_2263 = check__tmp [L726] main__c1 = __return_2263 [L728] _Bool __tmp_3; [L729] __tmp_3 = main__c1 [L730] _Bool assert__arg; [L731] assert__arg = __tmp_3 [L732] COND FALSE !(assert__arg == 0) [L739] _Bool node1__newmax; [L740] node1__newmax = 0 [L741] COND TRUE !(mode1 == 0) [L743] COND FALSE !(r1 == 255) [L749] r1 = r1 + 1 [L750] COND FALSE !(!(ep21 == 0)) [L759] COND FALSE !(!(ep31 == 0)) [L768] newmax1 = node1__newmax [L769] COND TRUE ((int)r1) == 2 [L771] COND FALSE !(((int)max1) == ((int)id1)) [L1833] nl1 = 1 [L1834] mode1 = 0 [L1836] _Bool node2__newmax; [L1837] node2__newmax = 0 [L1838] COND TRUE !(mode2 == 0) [L1840] COND FALSE !(r2 == 255) [L1846] r2 = r2 + 1 [L1847] COND FALSE !(!(ep12 == 0)) [L1856] COND FALSE !(!(ep32 == 0)) [L1865] newmax2 = node2__newmax [L1866] COND TRUE ((int)r2) == 2 [L1868] COND TRUE ((int)max2) == ((int)id2) [L1870] st2 = 1 [L1871] mode2 = 0 [L1873] _Bool node3__newmax; [L1874] node3__newmax = 0 [L1875] COND TRUE !(mode3 == 0) [L1877] COND FALSE !(r3 == 255) [L1883] r3 = r3 + 1 [L1884] COND FALSE !(!(ep13 == 0)) [L1893] COND FALSE !(!(ep23 == 0)) [L1902] newmax3 = node3__newmax [L1903] COND TRUE ((int)r3) == 2 [L1905] COND TRUE ((int)max3) == ((int)id3) [L1907] st3 = 1 [L1908] mode3 = 0 [L1909] p12_old = p12_new [L1910] p12_new = nomsg [L1911] p13_old = p13_new [L1912] p13_new = nomsg [L1913] p21_old = p21_new [L1914] p21_new = nomsg [L1915] p23_old = p23_new [L1916] p23_new = nomsg [L1917] p31_old = p31_new [L1918] p31_new = nomsg [L1919] p32_old = p32_new [L1920] p32_new = nomsg [L1922] int check__tmp; [L1923] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1) [L1929] check__tmp = 0 [L1930] __return_2815 = check__tmp [L1931] main__c1 = __return_2815 [L1933] _Bool __tmp_8; [L1934] __tmp_8 = main__c1 [L1935] _Bool assert__arg; [L1936] assert__arg = __tmp_8 [L1937] COND TRUE assert__arg == 0 [L1939] __VERIFIER_error() - UnprovableResult [Line: 924]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p21 = 0; [L22] char p21_old = '\x0'; [L23] char p21_new = '\x0'; [L24] _Bool ep21 = 0; [L25] port_t p23 = 0; [L26] char p23_old = '\x0'; [L27] char p23_new = '\x0'; [L28] _Bool ep23 = 0; [L29] port_t p31 = 0; [L30] char p31_old = '\x0'; [L31] char p31_new = '\x0'; [L32] _Bool ep31 = 0; [L33] port_t p32 = 0; [L34] char p32_old = '\x0'; [L35] char p32_new = '\x0'; [L36] _Bool ep32 = 0; [L37] char id1 = '\x0'; [L38] unsigned char r1 = '\x0'; [L39] char st1 = '\x0'; [L40] char nl1 = '\x0'; [L41] char m1 = '\x0'; [L42] char max1 = '\x0'; [L43] _Bool mode1 = 0; [L44] _Bool newmax1 = 0; [L45] char id2 = '\x0'; [L46] unsigned char r2 = '\x0'; [L47] char st2 = '\x0'; [L48] char nl2 = '\x0'; [L49] char m2 = '\x0'; [L50] char max2 = '\x0'; [L51] _Bool mode2 = 0; [L52] _Bool newmax2 = 0; [L53] char id3 = '\x0'; [L54] unsigned char r3 = '\x0'; [L55] char st3 = '\x0'; [L56] char nl3 = '\x0'; [L57] char m3 = '\x0'; [L58] char max3 = '\x0'; [L59] _Bool mode3 = 0; [L60] _Bool newmax3 = 0; [L64] void (*nodes[3])() = { &node1, &node2, &node3 }; [L68] int __return_1868; [L69] int __return_2014; [L70] int __return_2147; [L71] int __return_2263; [L72] int __return_3059; [L73] int __return_3028; [L74] int __return_2964; [L75] int __return_2930; [L76] int __return_2526; [L77] int __return_2815; [L78] int __return_2781; [L79] int __return_2696; [L80] int __return_2401; [L83] int main__c1; [L84] int main__i2; [L85] main__c1 = 0 [L86] ep12 = __VERIFIER_nondet_bool() [L87] ep13 = __VERIFIER_nondet_bool() [L88] ep21 = __VERIFIER_nondet_bool() [L89] ep23 = __VERIFIER_nondet_bool() [L90] ep31 = __VERIFIER_nondet_bool() [L91] ep32 = __VERIFIER_nondet_bool() [L92] id1 = __VERIFIER_nondet_char() [L93] r1 = __VERIFIER_nondet_uchar() [L94] st1 = __VERIFIER_nondet_char() [L95] nl1 = __VERIFIER_nondet_char() [L96] m1 = __VERIFIER_nondet_char() [L97] max1 = __VERIFIER_nondet_char() [L98] mode1 = __VERIFIER_nondet_bool() [L99] newmax1 = __VERIFIER_nondet_bool() [L100] id2 = __VERIFIER_nondet_char() [L101] r2 = __VERIFIER_nondet_uchar() [L102] st2 = __VERIFIER_nondet_char() [L103] nl2 = __VERIFIER_nondet_char() [L104] m2 = __VERIFIER_nondet_char() [L105] max2 = __VERIFIER_nondet_char() [L106] mode2 = __VERIFIER_nondet_bool() [L107] newmax2 = __VERIFIER_nondet_bool() [L108] id3 = __VERIFIER_nondet_char() [L109] r3 = __VERIFIER_nondet_uchar() [L110] st3 = __VERIFIER_nondet_char() [L111] nl3 = __VERIFIER_nondet_char() [L112] m3 = __VERIFIER_nondet_char() [L113] max3 = __VERIFIER_nondet_char() [L114] mode3 = __VERIFIER_nondet_bool() [L115] newmax3 = __VERIFIER_nondet_bool() [L117] _Bool init__r121; [L118] _Bool init__r131; [L119] _Bool init__r211; [L120] _Bool init__r231; [L121] _Bool init__r311; [L122] _Bool init__r321; [L123] _Bool init__r122; [L124] int init__tmp; [L125] _Bool init__r132; [L126] int init__tmp___0; [L127] _Bool init__r212; [L128] int init__tmp___1; [L129] _Bool init__r232; [L130] int init__tmp___2; [L131] _Bool init__r312; [L132] int init__tmp___3; [L133] _Bool init__r322; [L134] int init__tmp___4; [L135] int init__tmp___5; [L136] init__r121 = ep12 [L137] init__r131 = ep13 [L138] init__r211 = ep21 [L139] init__r231 = ep23 [L140] init__r311 = ep31 [L141] init__r321 = ep32 [L142] COND TRUE !(init__r121 == 0) [L144] init__tmp = 1 [L146] init__r122 = (_Bool)init__tmp [L147] COND TRUE !(init__r131 == 0) [L149] init__tmp___0 = 1 [L151] init__r132 = (_Bool)init__tmp___0 [L152] COND TRUE !(init__r211 == 0) [L154] init__tmp___1 = 1 [L156] init__r212 = (_Bool)init__tmp___1 [L157] COND TRUE !(init__r231 == 0) [L159] init__tmp___2 = 1 [L161] init__r232 = (_Bool)init__tmp___2 [L162] COND TRUE !(init__r311 == 0) [L164] init__tmp___3 = 1 [L166] init__r312 = (_Bool)init__tmp___3 [L167] COND TRUE !(init__r321 == 0) [L169] init__tmp___4 = 1 [L171] init__r322 = (_Bool)init__tmp___4 [L172] COND TRUE ((int)id1) != ((int)id2) [L174] COND TRUE ((int)id1) != ((int)id3) [L176] COND TRUE ((int)id2) != ((int)id3) [L178] COND TRUE ((int)id1) >= 0 [L180] COND TRUE ((int)id2) >= 0 [L182] COND TRUE ((int)id3) >= 0 [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE ((int)r2) == 0 [L188] COND TRUE ((int)r3) == 0 [L190] COND TRUE !(init__r122 == 0) [L192] COND TRUE !(init__r132 == 0) [L194] COND TRUE !(init__r212 == 0) [L196] COND TRUE !(init__r232 == 0) [L198] COND TRUE !(init__r312 == 0) [L200] COND TRUE !(init__r322 == 0) [L202] COND TRUE ((int)max1) == ((int)id1) [L204] COND TRUE ((int)max2) == ((int)id2) [L206] COND TRUE ((int)max3) == ((int)id3) [L208] COND TRUE ((int)st1) == 0 [L210] COND TRUE ((int)st2) == 0 [L212] COND TRUE ((int)st3) == 0 [L214] COND TRUE ((int)nl1) == 0 [L216] COND TRUE ((int)nl2) == 0 [L218] COND TRUE ((int)nl3) == 0 [L220] COND TRUE ((int)mode1) == 0 [L222] COND TRUE ((int)mode2) == 0 [L224] COND TRUE ((int)mode3) == 0 [L226] COND TRUE !(newmax1 == 0) [L228] COND TRUE !(newmax2 == 0) [L230] COND TRUE !(newmax3 == 0) [L232] init__tmp___5 = 1 [L233] __return_1868 = init__tmp___5 [L234] main__i2 = __return_1868 [L235] COND TRUE main__i2 != 0 [L237] p12_old = nomsg [L238] p12_new = nomsg [L239] p13_old = nomsg [L240] p13_new = nomsg [L241] p21_old = nomsg [L242] p21_new = nomsg [L243] p23_old = nomsg [L244] p23_new = nomsg [L245] p31_old = nomsg [L246] p31_new = nomsg [L247] p32_old = nomsg [L248] p32_new = nomsg [L249] main__i2 = 0 [L251] _Bool node1__newmax; [L252] node1__newmax = 0 [L253] COND FALSE !(!(mode1 == 0)) [L259] COND TRUE ((int)r1) < 1 [L261] COND FALSE !(!(ep12 == 0)) [L274] COND FALSE !(!(ep13 == 0)) [L287] mode1 = 1 [L289] _Bool node2__newmax; [L290] node2__newmax = 0 [L291] COND FALSE !(!(mode2 == 0)) [L297] COND TRUE ((int)r2) < 2 [L299] COND FALSE !(!(ep21 == 0)) [L312] COND FALSE !(!(ep23 == 0)) [L325] mode2 = 1 [L327] _Bool node3__newmax; [L328] node3__newmax = 0 [L329] COND FALSE !(!(mode3 == 0)) [L335] COND TRUE ((int)r3) < 2 [L337] COND FALSE !(!(ep31 == 0)) [L350] COND FALSE !(!(ep32 == 0)) [L363] mode3 = 1 [L364] p12_old = p12_new [L365] p12_new = nomsg [L366] p13_old = p13_new [L367] p13_new = nomsg [L368] p21_old = p21_new [L369] p21_new = nomsg [L370] p23_old = p23_new [L371] p23_new = nomsg [L372] p31_old = p31_new [L373] p31_new = nomsg [L374] p32_old = p32_new [L375] p32_new = nomsg [L377] int check__tmp; [L378] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L380] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L382] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L384] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L386] COND FALSE !(((int)r1) >= 2) [L392] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L394] COND TRUE ((int)r1) < 2 [L396] COND FALSE !(((int)r1) >= 2) [L402] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L404] COND TRUE ((int)r1) < 2 [L406] check__tmp = 1 [L407] __return_2014 = check__tmp [L408] main__c1 = __return_2014 [L410] _Bool __tmp_1; [L411] __tmp_1 = main__c1 [L412] _Bool assert__arg; [L413] assert__arg = __tmp_1 [L414] COND FALSE !(assert__arg == 0) [L421] _Bool node1__newmax; [L422] node1__newmax = 0 [L423] COND TRUE !(mode1 == 0) [L425] COND FALSE !(r1 == 255) [L431] r1 = r1 + 1 [L432] COND FALSE !(!(ep21 == 0)) [L441] COND FALSE !(!(ep31 == 0)) [L450] newmax1 = node1__newmax [L451] COND FALSE !(((int)r1) == 2) [L457] mode1 = 0 [L459] _Bool node2__newmax; [L460] node2__newmax = 0 [L461] COND TRUE !(mode2 == 0) [L463] COND FALSE !(r2 == 255) [L469] r2 = r2 + 1 [L470] COND FALSE !(!(ep12 == 0)) [L479] COND FALSE !(!(ep32 == 0)) [L488] newmax2 = node2__newmax [L489] COND FALSE !(((int)r2) == 2) [L495] mode2 = 0 [L497] _Bool node3__newmax; [L498] node3__newmax = 0 [L499] COND TRUE !(mode3 == 0) [L501] COND FALSE !(r3 == 255) [L507] r3 = r3 + 1 [L508] COND FALSE !(!(ep13 == 0)) [L517] COND FALSE !(!(ep23 == 0)) [L526] newmax3 = node3__newmax [L527] COND FALSE !(((int)r3) == 2) [L533] mode3 = 0 [L534] p12_old = p12_new [L535] p12_new = nomsg [L536] p13_old = p13_new [L537] p13_new = nomsg [L538] p21_old = p21_new [L539] p21_new = nomsg [L540] p23_old = p23_new [L541] p23_new = nomsg [L542] p31_old = p31_new [L543] p31_new = nomsg [L544] p32_old = p32_new [L545] p32_new = nomsg [L547] int check__tmp; [L548] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L550] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L552] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L554] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L556] COND FALSE !(((int)r1) >= 2) [L562] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L564] COND TRUE ((int)r1) < 2 [L566] COND FALSE !(((int)r1) >= 2) [L572] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L574] COND TRUE ((int)r1) < 2 [L576] check__tmp = 1 [L577] __return_2147 = check__tmp [L578] main__c1 = __return_2147 [L580] _Bool __tmp_2; [L581] __tmp_2 = main__c1 [L582] _Bool assert__arg; [L583] assert__arg = __tmp_2 [L584] COND FALSE !(assert__arg == 0) [L591] _Bool node1__newmax; [L592] node1__newmax = 0 [L593] COND FALSE !(!(mode1 == 0)) [L599] COND FALSE !(((int)r1) < 1) [L605] mode1 = 1 [L607] _Bool node2__newmax; [L608] node2__newmax = 0 [L609] COND FALSE !(!(mode2 == 0)) [L615] COND TRUE ((int)r2) < 2 [L617] COND FALSE !(!(ep21 == 0)) [L630] COND FALSE !(!(ep23 == 0)) [L643] mode2 = 1 [L645] _Bool node3__newmax; [L646] node3__newmax = 0 [L647] COND FALSE !(!(mode3 == 0)) [L653] COND TRUE ((int)r3) < 2 [L655] COND FALSE !(!(ep31 == 0)) [L668] COND FALSE !(!(ep32 == 0)) [L681] mode3 = 1 [L682] p12_old = p12_new [L683] p12_new = nomsg [L684] p13_old = p13_new [L685] p13_new = nomsg [L686] p21_old = p21_new [L687] p21_new = nomsg [L688] p23_old = p23_new [L689] p23_new = nomsg [L690] p31_old = p31_new [L691] p31_new = nomsg [L692] p32_old = p32_new [L693] p32_new = nomsg [L695] int check__tmp; [L696] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L698] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L700] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L702] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L704] COND FALSE !(((int)r1) >= 2) [L710] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L712] COND TRUE ((int)r1) < 2 [L714] COND FALSE !(((int)r1) >= 2) [L720] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L722] COND TRUE ((int)r1) < 2 [L724] check__tmp = 1 [L725] __return_2263 = check__tmp [L726] main__c1 = __return_2263 [L728] _Bool __tmp_3; [L729] __tmp_3 = main__c1 [L730] _Bool assert__arg; [L731] assert__arg = __tmp_3 [L732] COND FALSE !(assert__arg == 0) [L739] _Bool node1__newmax; [L740] node1__newmax = 0 [L741] COND TRUE !(mode1 == 0) [L743] COND FALSE !(r1 == 255) [L749] r1 = r1 + 1 [L750] COND FALSE !(!(ep21 == 0)) [L759] COND FALSE !(!(ep31 == 0)) [L768] newmax1 = node1__newmax [L769] COND TRUE ((int)r1) == 2 [L771] COND TRUE ((int)max1) == ((int)id1) [L773] st1 = 1 [L774] mode1 = 0 [L776] _Bool node2__newmax; [L777] node2__newmax = 0 [L778] COND TRUE !(mode2 == 0) [L780] COND FALSE !(r2 == 255) [L786] r2 = r2 + 1 [L787] COND FALSE !(!(ep12 == 0)) [L796] COND FALSE !(!(ep32 == 0)) [L805] newmax2 = node2__newmax [L806] COND TRUE ((int)r2) == 2 [L808] COND TRUE ((int)max2) == ((int)id2) [L810] st2 = 1 [L811] mode2 = 0 [L813] _Bool node3__newmax; [L814] node3__newmax = 0 [L815] COND TRUE !(mode3 == 0) [L817] COND FALSE !(r3 == 255) [L823] r3 = r3 + 1 [L824] COND FALSE !(!(ep13 == 0)) [L833] COND FALSE !(!(ep23 == 0)) [L842] newmax3 = node3__newmax [L843] COND TRUE ((int)r3) == 2 [L845] COND FALSE !(((int)max3) == ((int)id3)) [L892] nl3 = 1 [L893] mode3 = 0 [L894] p12_old = p12_new [L895] p12_new = nomsg [L896] p13_old = p13_new [L897] p13_new = nomsg [L898] p21_old = p21_new [L899] p21_new = nomsg [L900] p23_old = p23_new [L901] p23_new = nomsg [L902] p31_old = p31_new [L903] p31_new = nomsg [L904] p32_old = p32_new [L905] p32_new = nomsg [L907] int check__tmp; [L908] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1) [L914] check__tmp = 0 [L915] __return_3028 = check__tmp [L916] main__c1 = __return_3028 [L918] _Bool __tmp_5; [L919] __tmp_5 = main__c1 [L920] _Bool assert__arg; [L921] assert__arg = __tmp_5 [L922] COND TRUE assert__arg == 0 [L924] __VERIFIER_error() - UnprovableResult [Line: 879]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p21 = 0; [L22] char p21_old = '\x0'; [L23] char p21_new = '\x0'; [L24] _Bool ep21 = 0; [L25] port_t p23 = 0; [L26] char p23_old = '\x0'; [L27] char p23_new = '\x0'; [L28] _Bool ep23 = 0; [L29] port_t p31 = 0; [L30] char p31_old = '\x0'; [L31] char p31_new = '\x0'; [L32] _Bool ep31 = 0; [L33] port_t p32 = 0; [L34] char p32_old = '\x0'; [L35] char p32_new = '\x0'; [L36] _Bool ep32 = 0; [L37] char id1 = '\x0'; [L38] unsigned char r1 = '\x0'; [L39] char st1 = '\x0'; [L40] char nl1 = '\x0'; [L41] char m1 = '\x0'; [L42] char max1 = '\x0'; [L43] _Bool mode1 = 0; [L44] _Bool newmax1 = 0; [L45] char id2 = '\x0'; [L46] unsigned char r2 = '\x0'; [L47] char st2 = '\x0'; [L48] char nl2 = '\x0'; [L49] char m2 = '\x0'; [L50] char max2 = '\x0'; [L51] _Bool mode2 = 0; [L52] _Bool newmax2 = 0; [L53] char id3 = '\x0'; [L54] unsigned char r3 = '\x0'; [L55] char st3 = '\x0'; [L56] char nl3 = '\x0'; [L57] char m3 = '\x0'; [L58] char max3 = '\x0'; [L59] _Bool mode3 = 0; [L60] _Bool newmax3 = 0; [L64] void (*nodes[3])() = { &node1, &node2, &node3 }; [L68] int __return_1868; [L69] int __return_2014; [L70] int __return_2147; [L71] int __return_2263; [L72] int __return_3059; [L73] int __return_3028; [L74] int __return_2964; [L75] int __return_2930; [L76] int __return_2526; [L77] int __return_2815; [L78] int __return_2781; [L79] int __return_2696; [L80] int __return_2401; [L83] int main__c1; [L84] int main__i2; [L85] main__c1 = 0 [L86] ep12 = __VERIFIER_nondet_bool() [L87] ep13 = __VERIFIER_nondet_bool() [L88] ep21 = __VERIFIER_nondet_bool() [L89] ep23 = __VERIFIER_nondet_bool() [L90] ep31 = __VERIFIER_nondet_bool() [L91] ep32 = __VERIFIER_nondet_bool() [L92] id1 = __VERIFIER_nondet_char() [L93] r1 = __VERIFIER_nondet_uchar() [L94] st1 = __VERIFIER_nondet_char() [L95] nl1 = __VERIFIER_nondet_char() [L96] m1 = __VERIFIER_nondet_char() [L97] max1 = __VERIFIER_nondet_char() [L98] mode1 = __VERIFIER_nondet_bool() [L99] newmax1 = __VERIFIER_nondet_bool() [L100] id2 = __VERIFIER_nondet_char() [L101] r2 = __VERIFIER_nondet_uchar() [L102] st2 = __VERIFIER_nondet_char() [L103] nl2 = __VERIFIER_nondet_char() [L104] m2 = __VERIFIER_nondet_char() [L105] max2 = __VERIFIER_nondet_char() [L106] mode2 = __VERIFIER_nondet_bool() [L107] newmax2 = __VERIFIER_nondet_bool() [L108] id3 = __VERIFIER_nondet_char() [L109] r3 = __VERIFIER_nondet_uchar() [L110] st3 = __VERIFIER_nondet_char() [L111] nl3 = __VERIFIER_nondet_char() [L112] m3 = __VERIFIER_nondet_char() [L113] max3 = __VERIFIER_nondet_char() [L114] mode3 = __VERIFIER_nondet_bool() [L115] newmax3 = __VERIFIER_nondet_bool() [L117] _Bool init__r121; [L118] _Bool init__r131; [L119] _Bool init__r211; [L120] _Bool init__r231; [L121] _Bool init__r311; [L122] _Bool init__r321; [L123] _Bool init__r122; [L124] int init__tmp; [L125] _Bool init__r132; [L126] int init__tmp___0; [L127] _Bool init__r212; [L128] int init__tmp___1; [L129] _Bool init__r232; [L130] int init__tmp___2; [L131] _Bool init__r312; [L132] int init__tmp___3; [L133] _Bool init__r322; [L134] int init__tmp___4; [L135] int init__tmp___5; [L136] init__r121 = ep12 [L137] init__r131 = ep13 [L138] init__r211 = ep21 [L139] init__r231 = ep23 [L140] init__r311 = ep31 [L141] init__r321 = ep32 [L142] COND TRUE !(init__r121 == 0) [L144] init__tmp = 1 [L146] init__r122 = (_Bool)init__tmp [L147] COND TRUE !(init__r131 == 0) [L149] init__tmp___0 = 1 [L151] init__r132 = (_Bool)init__tmp___0 [L152] COND TRUE !(init__r211 == 0) [L154] init__tmp___1 = 1 [L156] init__r212 = (_Bool)init__tmp___1 [L157] COND TRUE !(init__r231 == 0) [L159] init__tmp___2 = 1 [L161] init__r232 = (_Bool)init__tmp___2 [L162] COND TRUE !(init__r311 == 0) [L164] init__tmp___3 = 1 [L166] init__r312 = (_Bool)init__tmp___3 [L167] COND TRUE !(init__r321 == 0) [L169] init__tmp___4 = 1 [L171] init__r322 = (_Bool)init__tmp___4 [L172] COND TRUE ((int)id1) != ((int)id2) [L174] COND TRUE ((int)id1) != ((int)id3) [L176] COND TRUE ((int)id2) != ((int)id3) [L178] COND TRUE ((int)id1) >= 0 [L180] COND TRUE ((int)id2) >= 0 [L182] COND TRUE ((int)id3) >= 0 [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE ((int)r2) == 0 [L188] COND TRUE ((int)r3) == 0 [L190] COND TRUE !(init__r122 == 0) [L192] COND TRUE !(init__r132 == 0) [L194] COND TRUE !(init__r212 == 0) [L196] COND TRUE !(init__r232 == 0) [L198] COND TRUE !(init__r312 == 0) [L200] COND TRUE !(init__r322 == 0) [L202] COND TRUE ((int)max1) == ((int)id1) [L204] COND TRUE ((int)max2) == ((int)id2) [L206] COND TRUE ((int)max3) == ((int)id3) [L208] COND TRUE ((int)st1) == 0 [L210] COND TRUE ((int)st2) == 0 [L212] COND TRUE ((int)st3) == 0 [L214] COND TRUE ((int)nl1) == 0 [L216] COND TRUE ((int)nl2) == 0 [L218] COND TRUE ((int)nl3) == 0 [L220] COND TRUE ((int)mode1) == 0 [L222] COND TRUE ((int)mode2) == 0 [L224] COND TRUE ((int)mode3) == 0 [L226] COND TRUE !(newmax1 == 0) [L228] COND TRUE !(newmax2 == 0) [L230] COND TRUE !(newmax3 == 0) [L232] init__tmp___5 = 1 [L233] __return_1868 = init__tmp___5 [L234] main__i2 = __return_1868 [L235] COND TRUE main__i2 != 0 [L237] p12_old = nomsg [L238] p12_new = nomsg [L239] p13_old = nomsg [L240] p13_new = nomsg [L241] p21_old = nomsg [L242] p21_new = nomsg [L243] p23_old = nomsg [L244] p23_new = nomsg [L245] p31_old = nomsg [L246] p31_new = nomsg [L247] p32_old = nomsg [L248] p32_new = nomsg [L249] main__i2 = 0 [L251] _Bool node1__newmax; [L252] node1__newmax = 0 [L253] COND FALSE !(!(mode1 == 0)) [L259] COND TRUE ((int)r1) < 1 [L261] COND FALSE !(!(ep12 == 0)) [L274] COND FALSE !(!(ep13 == 0)) [L287] mode1 = 1 [L289] _Bool node2__newmax; [L290] node2__newmax = 0 [L291] COND FALSE !(!(mode2 == 0)) [L297] COND TRUE ((int)r2) < 2 [L299] COND FALSE !(!(ep21 == 0)) [L312] COND FALSE !(!(ep23 == 0)) [L325] mode2 = 1 [L327] _Bool node3__newmax; [L328] node3__newmax = 0 [L329] COND FALSE !(!(mode3 == 0)) [L335] COND TRUE ((int)r3) < 2 [L337] COND FALSE !(!(ep31 == 0)) [L350] COND FALSE !(!(ep32 == 0)) [L363] mode3 = 1 [L364] p12_old = p12_new [L365] p12_new = nomsg [L366] p13_old = p13_new [L367] p13_new = nomsg [L368] p21_old = p21_new [L369] p21_new = nomsg [L370] p23_old = p23_new [L371] p23_new = nomsg [L372] p31_old = p31_new [L373] p31_new = nomsg [L374] p32_old = p32_new [L375] p32_new = nomsg [L377] int check__tmp; [L378] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L380] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L382] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L384] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L386] COND FALSE !(((int)r1) >= 2) [L392] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L394] COND TRUE ((int)r1) < 2 [L396] COND FALSE !(((int)r1) >= 2) [L402] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L404] COND TRUE ((int)r1) < 2 [L406] check__tmp = 1 [L407] __return_2014 = check__tmp [L408] main__c1 = __return_2014 [L410] _Bool __tmp_1; [L411] __tmp_1 = main__c1 [L412] _Bool assert__arg; [L413] assert__arg = __tmp_1 [L414] COND FALSE !(assert__arg == 0) [L421] _Bool node1__newmax; [L422] node1__newmax = 0 [L423] COND TRUE !(mode1 == 0) [L425] COND FALSE !(r1 == 255) [L431] r1 = r1 + 1 [L432] COND FALSE !(!(ep21 == 0)) [L441] COND FALSE !(!(ep31 == 0)) [L450] newmax1 = node1__newmax [L451] COND FALSE !(((int)r1) == 2) [L457] mode1 = 0 [L459] _Bool node2__newmax; [L460] node2__newmax = 0 [L461] COND TRUE !(mode2 == 0) [L463] COND FALSE !(r2 == 255) [L469] r2 = r2 + 1 [L470] COND FALSE !(!(ep12 == 0)) [L479] COND FALSE !(!(ep32 == 0)) [L488] newmax2 = node2__newmax [L489] COND FALSE !(((int)r2) == 2) [L495] mode2 = 0 [L497] _Bool node3__newmax; [L498] node3__newmax = 0 [L499] COND TRUE !(mode3 == 0) [L501] COND FALSE !(r3 == 255) [L507] r3 = r3 + 1 [L508] COND FALSE !(!(ep13 == 0)) [L517] COND FALSE !(!(ep23 == 0)) [L526] newmax3 = node3__newmax [L527] COND FALSE !(((int)r3) == 2) [L533] mode3 = 0 [L534] p12_old = p12_new [L535] p12_new = nomsg [L536] p13_old = p13_new [L537] p13_new = nomsg [L538] p21_old = p21_new [L539] p21_new = nomsg [L540] p23_old = p23_new [L541] p23_new = nomsg [L542] p31_old = p31_new [L543] p31_new = nomsg [L544] p32_old = p32_new [L545] p32_new = nomsg [L547] int check__tmp; [L548] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L550] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L552] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L554] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L556] COND FALSE !(((int)r1) >= 2) [L562] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L564] COND TRUE ((int)r1) < 2 [L566] COND FALSE !(((int)r1) >= 2) [L572] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L574] COND TRUE ((int)r1) < 2 [L576] check__tmp = 1 [L577] __return_2147 = check__tmp [L578] main__c1 = __return_2147 [L580] _Bool __tmp_2; [L581] __tmp_2 = main__c1 [L582] _Bool assert__arg; [L583] assert__arg = __tmp_2 [L584] COND FALSE !(assert__arg == 0) [L591] _Bool node1__newmax; [L592] node1__newmax = 0 [L593] COND FALSE !(!(mode1 == 0)) [L599] COND FALSE !(((int)r1) < 1) [L605] mode1 = 1 [L607] _Bool node2__newmax; [L608] node2__newmax = 0 [L609] COND FALSE !(!(mode2 == 0)) [L615] COND TRUE ((int)r2) < 2 [L617] COND FALSE !(!(ep21 == 0)) [L630] COND FALSE !(!(ep23 == 0)) [L643] mode2 = 1 [L645] _Bool node3__newmax; [L646] node3__newmax = 0 [L647] COND FALSE !(!(mode3 == 0)) [L653] COND TRUE ((int)r3) < 2 [L655] COND FALSE !(!(ep31 == 0)) [L668] COND FALSE !(!(ep32 == 0)) [L681] mode3 = 1 [L682] p12_old = p12_new [L683] p12_new = nomsg [L684] p13_old = p13_new [L685] p13_new = nomsg [L686] p21_old = p21_new [L687] p21_new = nomsg [L688] p23_old = p23_new [L689] p23_new = nomsg [L690] p31_old = p31_new [L691] p31_new = nomsg [L692] p32_old = p32_new [L693] p32_new = nomsg [L695] int check__tmp; [L696] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L698] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L700] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L702] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L704] COND FALSE !(((int)r1) >= 2) [L710] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L712] COND TRUE ((int)r1) < 2 [L714] COND FALSE !(((int)r1) >= 2) [L720] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L722] COND TRUE ((int)r1) < 2 [L724] check__tmp = 1 [L725] __return_2263 = check__tmp [L726] main__c1 = __return_2263 [L728] _Bool __tmp_3; [L729] __tmp_3 = main__c1 [L730] _Bool assert__arg; [L731] assert__arg = __tmp_3 [L732] COND FALSE !(assert__arg == 0) [L739] _Bool node1__newmax; [L740] node1__newmax = 0 [L741] COND TRUE !(mode1 == 0) [L743] COND FALSE !(r1 == 255) [L749] r1 = r1 + 1 [L750] COND FALSE !(!(ep21 == 0)) [L759] COND FALSE !(!(ep31 == 0)) [L768] newmax1 = node1__newmax [L769] COND TRUE ((int)r1) == 2 [L771] COND TRUE ((int)max1) == ((int)id1) [L773] st1 = 1 [L774] mode1 = 0 [L776] _Bool node2__newmax; [L777] node2__newmax = 0 [L778] COND TRUE !(mode2 == 0) [L780] COND FALSE !(r2 == 255) [L786] r2 = r2 + 1 [L787] COND FALSE !(!(ep12 == 0)) [L796] COND FALSE !(!(ep32 == 0)) [L805] newmax2 = node2__newmax [L806] COND TRUE ((int)r2) == 2 [L808] COND TRUE ((int)max2) == ((int)id2) [L810] st2 = 1 [L811] mode2 = 0 [L813] _Bool node3__newmax; [L814] node3__newmax = 0 [L815] COND TRUE !(mode3 == 0) [L817] COND FALSE !(r3 == 255) [L823] r3 = r3 + 1 [L824] COND FALSE !(!(ep13 == 0)) [L833] COND FALSE !(!(ep23 == 0)) [L842] newmax3 = node3__newmax [L843] COND TRUE ((int)r3) == 2 [L845] COND TRUE ((int)max3) == ((int)id3) [L847] st3 = 1 [L848] mode3 = 0 [L849] p12_old = p12_new [L850] p12_new = nomsg [L851] p13_old = p13_new [L852] p13_new = nomsg [L853] p21_old = p21_new [L854] p21_new = nomsg [L855] p23_old = p23_new [L856] p23_new = nomsg [L857] p31_old = p31_new [L858] p31_new = nomsg [L859] p32_old = p32_new [L860] p32_new = nomsg [L862] int check__tmp; [L863] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1) [L869] check__tmp = 0 [L870] __return_3059 = check__tmp [L871] main__c1 = __return_3059 [L873] _Bool __tmp_4; [L874] __tmp_4 = main__c1 [L875] _Bool assert__arg; [L876] assert__arg = __tmp_4 [L877] COND TRUE assert__arg == 0 [L879] __VERIFIER_error() - UnprovableResult [Line: 1039]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p21 = 0; [L22] char p21_old = '\x0'; [L23] char p21_new = '\x0'; [L24] _Bool ep21 = 0; [L25] port_t p23 = 0; [L26] char p23_old = '\x0'; [L27] char p23_new = '\x0'; [L28] _Bool ep23 = 0; [L29] port_t p31 = 0; [L30] char p31_old = '\x0'; [L31] char p31_new = '\x0'; [L32] _Bool ep31 = 0; [L33] port_t p32 = 0; [L34] char p32_old = '\x0'; [L35] char p32_new = '\x0'; [L36] _Bool ep32 = 0; [L37] char id1 = '\x0'; [L38] unsigned char r1 = '\x0'; [L39] char st1 = '\x0'; [L40] char nl1 = '\x0'; [L41] char m1 = '\x0'; [L42] char max1 = '\x0'; [L43] _Bool mode1 = 0; [L44] _Bool newmax1 = 0; [L45] char id2 = '\x0'; [L46] unsigned char r2 = '\x0'; [L47] char st2 = '\x0'; [L48] char nl2 = '\x0'; [L49] char m2 = '\x0'; [L50] char max2 = '\x0'; [L51] _Bool mode2 = 0; [L52] _Bool newmax2 = 0; [L53] char id3 = '\x0'; [L54] unsigned char r3 = '\x0'; [L55] char st3 = '\x0'; [L56] char nl3 = '\x0'; [L57] char m3 = '\x0'; [L58] char max3 = '\x0'; [L59] _Bool mode3 = 0; [L60] _Bool newmax3 = 0; [L64] void (*nodes[3])() = { &node1, &node2, &node3 }; [L68] int __return_1868; [L69] int __return_2014; [L70] int __return_2147; [L71] int __return_2263; [L72] int __return_3059; [L73] int __return_3028; [L74] int __return_2964; [L75] int __return_2930; [L76] int __return_2526; [L77] int __return_2815; [L78] int __return_2781; [L79] int __return_2696; [L80] int __return_2401; [L83] int main__c1; [L84] int main__i2; [L85] main__c1 = 0 [L86] ep12 = __VERIFIER_nondet_bool() [L87] ep13 = __VERIFIER_nondet_bool() [L88] ep21 = __VERIFIER_nondet_bool() [L89] ep23 = __VERIFIER_nondet_bool() [L90] ep31 = __VERIFIER_nondet_bool() [L91] ep32 = __VERIFIER_nondet_bool() [L92] id1 = __VERIFIER_nondet_char() [L93] r1 = __VERIFIER_nondet_uchar() [L94] st1 = __VERIFIER_nondet_char() [L95] nl1 = __VERIFIER_nondet_char() [L96] m1 = __VERIFIER_nondet_char() [L97] max1 = __VERIFIER_nondet_char() [L98] mode1 = __VERIFIER_nondet_bool() [L99] newmax1 = __VERIFIER_nondet_bool() [L100] id2 = __VERIFIER_nondet_char() [L101] r2 = __VERIFIER_nondet_uchar() [L102] st2 = __VERIFIER_nondet_char() [L103] nl2 = __VERIFIER_nondet_char() [L104] m2 = __VERIFIER_nondet_char() [L105] max2 = __VERIFIER_nondet_char() [L106] mode2 = __VERIFIER_nondet_bool() [L107] newmax2 = __VERIFIER_nondet_bool() [L108] id3 = __VERIFIER_nondet_char() [L109] r3 = __VERIFIER_nondet_uchar() [L110] st3 = __VERIFIER_nondet_char() [L111] nl3 = __VERIFIER_nondet_char() [L112] m3 = __VERIFIER_nondet_char() [L113] max3 = __VERIFIER_nondet_char() [L114] mode3 = __VERIFIER_nondet_bool() [L115] newmax3 = __VERIFIER_nondet_bool() [L117] _Bool init__r121; [L118] _Bool init__r131; [L119] _Bool init__r211; [L120] _Bool init__r231; [L121] _Bool init__r311; [L122] _Bool init__r321; [L123] _Bool init__r122; [L124] int init__tmp; [L125] _Bool init__r132; [L126] int init__tmp___0; [L127] _Bool init__r212; [L128] int init__tmp___1; [L129] _Bool init__r232; [L130] int init__tmp___2; [L131] _Bool init__r312; [L132] int init__tmp___3; [L133] _Bool init__r322; [L134] int init__tmp___4; [L135] int init__tmp___5; [L136] init__r121 = ep12 [L137] init__r131 = ep13 [L138] init__r211 = ep21 [L139] init__r231 = ep23 [L140] init__r311 = ep31 [L141] init__r321 = ep32 [L142] COND TRUE !(init__r121 == 0) [L144] init__tmp = 1 [L146] init__r122 = (_Bool)init__tmp [L147] COND TRUE !(init__r131 == 0) [L149] init__tmp___0 = 1 [L151] init__r132 = (_Bool)init__tmp___0 [L152] COND TRUE !(init__r211 == 0) [L154] init__tmp___1 = 1 [L156] init__r212 = (_Bool)init__tmp___1 [L157] COND TRUE !(init__r231 == 0) [L159] init__tmp___2 = 1 [L161] init__r232 = (_Bool)init__tmp___2 [L162] COND TRUE !(init__r311 == 0) [L164] init__tmp___3 = 1 [L166] init__r312 = (_Bool)init__tmp___3 [L167] COND TRUE !(init__r321 == 0) [L169] init__tmp___4 = 1 [L171] init__r322 = (_Bool)init__tmp___4 [L172] COND TRUE ((int)id1) != ((int)id2) [L174] COND TRUE ((int)id1) != ((int)id3) [L176] COND TRUE ((int)id2) != ((int)id3) [L178] COND TRUE ((int)id1) >= 0 [L180] COND TRUE ((int)id2) >= 0 [L182] COND TRUE ((int)id3) >= 0 [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE ((int)r2) == 0 [L188] COND TRUE ((int)r3) == 0 [L190] COND TRUE !(init__r122 == 0) [L192] COND TRUE !(init__r132 == 0) [L194] COND TRUE !(init__r212 == 0) [L196] COND TRUE !(init__r232 == 0) [L198] COND TRUE !(init__r312 == 0) [L200] COND TRUE !(init__r322 == 0) [L202] COND TRUE ((int)max1) == ((int)id1) [L204] COND TRUE ((int)max2) == ((int)id2) [L206] COND TRUE ((int)max3) == ((int)id3) [L208] COND TRUE ((int)st1) == 0 [L210] COND TRUE ((int)st2) == 0 [L212] COND TRUE ((int)st3) == 0 [L214] COND TRUE ((int)nl1) == 0 [L216] COND TRUE ((int)nl2) == 0 [L218] COND TRUE ((int)nl3) == 0 [L220] COND TRUE ((int)mode1) == 0 [L222] COND TRUE ((int)mode2) == 0 [L224] COND TRUE ((int)mode3) == 0 [L226] COND TRUE !(newmax1 == 0) [L228] COND TRUE !(newmax2 == 0) [L230] COND TRUE !(newmax3 == 0) [L232] init__tmp___5 = 1 [L233] __return_1868 = init__tmp___5 [L234] main__i2 = __return_1868 [L235] COND TRUE main__i2 != 0 [L237] p12_old = nomsg [L238] p12_new = nomsg [L239] p13_old = nomsg [L240] p13_new = nomsg [L241] p21_old = nomsg [L242] p21_new = nomsg [L243] p23_old = nomsg [L244] p23_new = nomsg [L245] p31_old = nomsg [L246] p31_new = nomsg [L247] p32_old = nomsg [L248] p32_new = nomsg [L249] main__i2 = 0 [L251] _Bool node1__newmax; [L252] node1__newmax = 0 [L253] COND FALSE !(!(mode1 == 0)) [L259] COND TRUE ((int)r1) < 1 [L261] COND FALSE !(!(ep12 == 0)) [L274] COND FALSE !(!(ep13 == 0)) [L287] mode1 = 1 [L289] _Bool node2__newmax; [L290] node2__newmax = 0 [L291] COND FALSE !(!(mode2 == 0)) [L297] COND TRUE ((int)r2) < 2 [L299] COND FALSE !(!(ep21 == 0)) [L312] COND FALSE !(!(ep23 == 0)) [L325] mode2 = 1 [L327] _Bool node3__newmax; [L328] node3__newmax = 0 [L329] COND FALSE !(!(mode3 == 0)) [L335] COND TRUE ((int)r3) < 2 [L337] COND FALSE !(!(ep31 == 0)) [L350] COND FALSE !(!(ep32 == 0)) [L363] mode3 = 1 [L364] p12_old = p12_new [L365] p12_new = nomsg [L366] p13_old = p13_new [L367] p13_new = nomsg [L368] p21_old = p21_new [L369] p21_new = nomsg [L370] p23_old = p23_new [L371] p23_new = nomsg [L372] p31_old = p31_new [L373] p31_new = nomsg [L374] p32_old = p32_new [L375] p32_new = nomsg [L377] int check__tmp; [L378] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L380] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L382] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L384] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L386] COND FALSE !(((int)r1) >= 2) [L392] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L394] COND TRUE ((int)r1) < 2 [L396] COND FALSE !(((int)r1) >= 2) [L402] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L404] COND TRUE ((int)r1) < 2 [L406] check__tmp = 1 [L407] __return_2014 = check__tmp [L408] main__c1 = __return_2014 [L410] _Bool __tmp_1; [L411] __tmp_1 = main__c1 [L412] _Bool assert__arg; [L413] assert__arg = __tmp_1 [L414] COND FALSE !(assert__arg == 0) [L421] _Bool node1__newmax; [L422] node1__newmax = 0 [L423] COND TRUE !(mode1 == 0) [L425] COND FALSE !(r1 == 255) [L431] r1 = r1 + 1 [L432] COND FALSE !(!(ep21 == 0)) [L441] COND FALSE !(!(ep31 == 0)) [L450] newmax1 = node1__newmax [L451] COND FALSE !(((int)r1) == 2) [L457] mode1 = 0 [L459] _Bool node2__newmax; [L460] node2__newmax = 0 [L461] COND TRUE !(mode2 == 0) [L463] COND FALSE !(r2 == 255) [L469] r2 = r2 + 1 [L470] COND FALSE !(!(ep12 == 0)) [L479] COND FALSE !(!(ep32 == 0)) [L488] newmax2 = node2__newmax [L489] COND FALSE !(((int)r2) == 2) [L495] mode2 = 0 [L497] _Bool node3__newmax; [L498] node3__newmax = 0 [L499] COND TRUE !(mode3 == 0) [L501] COND FALSE !(r3 == 255) [L507] r3 = r3 + 1 [L508] COND FALSE !(!(ep13 == 0)) [L517] COND FALSE !(!(ep23 == 0)) [L526] newmax3 = node3__newmax [L527] COND FALSE !(((int)r3) == 2) [L533] mode3 = 0 [L534] p12_old = p12_new [L535] p12_new = nomsg [L536] p13_old = p13_new [L537] p13_new = nomsg [L538] p21_old = p21_new [L539] p21_new = nomsg [L540] p23_old = p23_new [L541] p23_new = nomsg [L542] p31_old = p31_new [L543] p31_new = nomsg [L544] p32_old = p32_new [L545] p32_new = nomsg [L547] int check__tmp; [L548] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L550] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L552] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L554] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L556] COND FALSE !(((int)r1) >= 2) [L562] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L564] COND TRUE ((int)r1) < 2 [L566] COND FALSE !(((int)r1) >= 2) [L572] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L574] COND TRUE ((int)r1) < 2 [L576] check__tmp = 1 [L577] __return_2147 = check__tmp [L578] main__c1 = __return_2147 [L580] _Bool __tmp_2; [L581] __tmp_2 = main__c1 [L582] _Bool assert__arg; [L583] assert__arg = __tmp_2 [L584] COND FALSE !(assert__arg == 0) [L591] _Bool node1__newmax; [L592] node1__newmax = 0 [L593] COND FALSE !(!(mode1 == 0)) [L599] COND FALSE !(((int)r1) < 1) [L605] mode1 = 1 [L607] _Bool node2__newmax; [L608] node2__newmax = 0 [L609] COND FALSE !(!(mode2 == 0)) [L615] COND TRUE ((int)r2) < 2 [L617] COND FALSE !(!(ep21 == 0)) [L630] COND FALSE !(!(ep23 == 0)) [L643] mode2 = 1 [L645] _Bool node3__newmax; [L646] node3__newmax = 0 [L647] COND FALSE !(!(mode3 == 0)) [L653] COND TRUE ((int)r3) < 2 [L655] COND FALSE !(!(ep31 == 0)) [L668] COND FALSE !(!(ep32 == 0)) [L681] mode3 = 1 [L682] p12_old = p12_new [L683] p12_new = nomsg [L684] p13_old = p13_new [L685] p13_new = nomsg [L686] p21_old = p21_new [L687] p21_new = nomsg [L688] p23_old = p23_new [L689] p23_new = nomsg [L690] p31_old = p31_new [L691] p31_new = nomsg [L692] p32_old = p32_new [L693] p32_new = nomsg [L695] int check__tmp; [L696] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L698] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L700] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L702] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L704] COND FALSE !(((int)r1) >= 2) [L710] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L712] COND TRUE ((int)r1) < 2 [L714] COND FALSE !(((int)r1) >= 2) [L720] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L722] COND TRUE ((int)r1) < 2 [L724] check__tmp = 1 [L725] __return_2263 = check__tmp [L726] main__c1 = __return_2263 [L728] _Bool __tmp_3; [L729] __tmp_3 = main__c1 [L730] _Bool assert__arg; [L731] assert__arg = __tmp_3 [L732] COND FALSE !(assert__arg == 0) [L739] _Bool node1__newmax; [L740] node1__newmax = 0 [L741] COND TRUE !(mode1 == 0) [L743] COND FALSE !(r1 == 255) [L749] r1 = r1 + 1 [L750] COND FALSE !(!(ep21 == 0)) [L759] COND FALSE !(!(ep31 == 0)) [L768] newmax1 = node1__newmax [L769] COND TRUE ((int)r1) == 2 [L771] COND TRUE ((int)max1) == ((int)id1) [L773] st1 = 1 [L774] mode1 = 0 [L776] _Bool node2__newmax; [L777] node2__newmax = 0 [L778] COND TRUE !(mode2 == 0) [L780] COND FALSE !(r2 == 255) [L786] r2 = r2 + 1 [L787] COND FALSE !(!(ep12 == 0)) [L796] COND FALSE !(!(ep32 == 0)) [L805] newmax2 = node2__newmax [L806] COND TRUE ((int)r2) == 2 [L808] COND FALSE !(((int)max2) == ((int)id2)) [L970] nl2 = 1 [L971] mode2 = 0 [L973] _Bool node3__newmax; [L974] node3__newmax = 0 [L975] COND TRUE !(mode3 == 0) [L977] COND FALSE !(r3 == 255) [L983] r3 = r3 + 1 [L984] COND FALSE !(!(ep13 == 0)) [L993] COND FALSE !(!(ep23 == 0)) [L1002] newmax3 = node3__newmax [L1003] COND TRUE ((int)r3) == 2 [L1005] COND TRUE ((int)max3) == ((int)id3) [L1007] st3 = 1 [L1008] mode3 = 0 [L1009] p12_old = p12_new [L1010] p12_new = nomsg [L1011] p13_old = p13_new [L1012] p13_new = nomsg [L1013] p21_old = p21_new [L1014] p21_new = nomsg [L1015] p23_old = p23_new [L1016] p23_new = nomsg [L1017] p31_old = p31_new [L1018] p31_new = nomsg [L1019] p32_old = p32_new [L1020] p32_new = nomsg [L1022] int check__tmp; [L1023] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1) [L1029] check__tmp = 0 [L1030] __return_2964 = check__tmp [L1031] main__c1 = __return_2964 [L1033] _Bool __tmp_6; [L1034] __tmp_6 = main__c1 [L1035] _Bool assert__arg; [L1036] assert__arg = __tmp_6 [L1037] COND TRUE assert__arg == 0 [L1039] __VERIFIER_error() - UnprovableResult [Line: 1104]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p21 = 0; [L22] char p21_old = '\x0'; [L23] char p21_new = '\x0'; [L24] _Bool ep21 = 0; [L25] port_t p23 = 0; [L26] char p23_old = '\x0'; [L27] char p23_new = '\x0'; [L28] _Bool ep23 = 0; [L29] port_t p31 = 0; [L30] char p31_old = '\x0'; [L31] char p31_new = '\x0'; [L32] _Bool ep31 = 0; [L33] port_t p32 = 0; [L34] char p32_old = '\x0'; [L35] char p32_new = '\x0'; [L36] _Bool ep32 = 0; [L37] char id1 = '\x0'; [L38] unsigned char r1 = '\x0'; [L39] char st1 = '\x0'; [L40] char nl1 = '\x0'; [L41] char m1 = '\x0'; [L42] char max1 = '\x0'; [L43] _Bool mode1 = 0; [L44] _Bool newmax1 = 0; [L45] char id2 = '\x0'; [L46] unsigned char r2 = '\x0'; [L47] char st2 = '\x0'; [L48] char nl2 = '\x0'; [L49] char m2 = '\x0'; [L50] char max2 = '\x0'; [L51] _Bool mode2 = 0; [L52] _Bool newmax2 = 0; [L53] char id3 = '\x0'; [L54] unsigned char r3 = '\x0'; [L55] char st3 = '\x0'; [L56] char nl3 = '\x0'; [L57] char m3 = '\x0'; [L58] char max3 = '\x0'; [L59] _Bool mode3 = 0; [L60] _Bool newmax3 = 0; [L64] void (*nodes[3])() = { &node1, &node2, &node3 }; [L68] int __return_1868; [L69] int __return_2014; [L70] int __return_2147; [L71] int __return_2263; [L72] int __return_3059; [L73] int __return_3028; [L74] int __return_2964; [L75] int __return_2930; [L76] int __return_2526; [L77] int __return_2815; [L78] int __return_2781; [L79] int __return_2696; [L80] int __return_2401; [L83] int main__c1; [L84] int main__i2; [L85] main__c1 = 0 [L86] ep12 = __VERIFIER_nondet_bool() [L87] ep13 = __VERIFIER_nondet_bool() [L88] ep21 = __VERIFIER_nondet_bool() [L89] ep23 = __VERIFIER_nondet_bool() [L90] ep31 = __VERIFIER_nondet_bool() [L91] ep32 = __VERIFIER_nondet_bool() [L92] id1 = __VERIFIER_nondet_char() [L93] r1 = __VERIFIER_nondet_uchar() [L94] st1 = __VERIFIER_nondet_char() [L95] nl1 = __VERIFIER_nondet_char() [L96] m1 = __VERIFIER_nondet_char() [L97] max1 = __VERIFIER_nondet_char() [L98] mode1 = __VERIFIER_nondet_bool() [L99] newmax1 = __VERIFIER_nondet_bool() [L100] id2 = __VERIFIER_nondet_char() [L101] r2 = __VERIFIER_nondet_uchar() [L102] st2 = __VERIFIER_nondet_char() [L103] nl2 = __VERIFIER_nondet_char() [L104] m2 = __VERIFIER_nondet_char() [L105] max2 = __VERIFIER_nondet_char() [L106] mode2 = __VERIFIER_nondet_bool() [L107] newmax2 = __VERIFIER_nondet_bool() [L108] id3 = __VERIFIER_nondet_char() [L109] r3 = __VERIFIER_nondet_uchar() [L110] st3 = __VERIFIER_nondet_char() [L111] nl3 = __VERIFIER_nondet_char() [L112] m3 = __VERIFIER_nondet_char() [L113] max3 = __VERIFIER_nondet_char() [L114] mode3 = __VERIFIER_nondet_bool() [L115] newmax3 = __VERIFIER_nondet_bool() [L117] _Bool init__r121; [L118] _Bool init__r131; [L119] _Bool init__r211; [L120] _Bool init__r231; [L121] _Bool init__r311; [L122] _Bool init__r321; [L123] _Bool init__r122; [L124] int init__tmp; [L125] _Bool init__r132; [L126] int init__tmp___0; [L127] _Bool init__r212; [L128] int init__tmp___1; [L129] _Bool init__r232; [L130] int init__tmp___2; [L131] _Bool init__r312; [L132] int init__tmp___3; [L133] _Bool init__r322; [L134] int init__tmp___4; [L135] int init__tmp___5; [L136] init__r121 = ep12 [L137] init__r131 = ep13 [L138] init__r211 = ep21 [L139] init__r231 = ep23 [L140] init__r311 = ep31 [L141] init__r321 = ep32 [L142] COND TRUE !(init__r121 == 0) [L144] init__tmp = 1 [L146] init__r122 = (_Bool)init__tmp [L147] COND TRUE !(init__r131 == 0) [L149] init__tmp___0 = 1 [L151] init__r132 = (_Bool)init__tmp___0 [L152] COND TRUE !(init__r211 == 0) [L154] init__tmp___1 = 1 [L156] init__r212 = (_Bool)init__tmp___1 [L157] COND TRUE !(init__r231 == 0) [L159] init__tmp___2 = 1 [L161] init__r232 = (_Bool)init__tmp___2 [L162] COND TRUE !(init__r311 == 0) [L164] init__tmp___3 = 1 [L166] init__r312 = (_Bool)init__tmp___3 [L167] COND TRUE !(init__r321 == 0) [L169] init__tmp___4 = 1 [L171] init__r322 = (_Bool)init__tmp___4 [L172] COND TRUE ((int)id1) != ((int)id2) [L174] COND TRUE ((int)id1) != ((int)id3) [L176] COND TRUE ((int)id2) != ((int)id3) [L178] COND TRUE ((int)id1) >= 0 [L180] COND TRUE ((int)id2) >= 0 [L182] COND TRUE ((int)id3) >= 0 [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE ((int)r2) == 0 [L188] COND TRUE ((int)r3) == 0 [L190] COND TRUE !(init__r122 == 0) [L192] COND TRUE !(init__r132 == 0) [L194] COND TRUE !(init__r212 == 0) [L196] COND TRUE !(init__r232 == 0) [L198] COND TRUE !(init__r312 == 0) [L200] COND TRUE !(init__r322 == 0) [L202] COND TRUE ((int)max1) == ((int)id1) [L204] COND TRUE ((int)max2) == ((int)id2) [L206] COND TRUE ((int)max3) == ((int)id3) [L208] COND TRUE ((int)st1) == 0 [L210] COND TRUE ((int)st2) == 0 [L212] COND TRUE ((int)st3) == 0 [L214] COND TRUE ((int)nl1) == 0 [L216] COND TRUE ((int)nl2) == 0 [L218] COND TRUE ((int)nl3) == 0 [L220] COND TRUE ((int)mode1) == 0 [L222] COND TRUE ((int)mode2) == 0 [L224] COND TRUE ((int)mode3) == 0 [L226] COND TRUE !(newmax1 == 0) [L228] COND TRUE !(newmax2 == 0) [L230] COND TRUE !(newmax3 == 0) [L232] init__tmp___5 = 1 [L233] __return_1868 = init__tmp___5 [L234] main__i2 = __return_1868 [L235] COND TRUE main__i2 != 0 [L237] p12_old = nomsg [L238] p12_new = nomsg [L239] p13_old = nomsg [L240] p13_new = nomsg [L241] p21_old = nomsg [L242] p21_new = nomsg [L243] p23_old = nomsg [L244] p23_new = nomsg [L245] p31_old = nomsg [L246] p31_new = nomsg [L247] p32_old = nomsg [L248] p32_new = nomsg [L249] main__i2 = 0 [L251] _Bool node1__newmax; [L252] node1__newmax = 0 [L253] COND FALSE !(!(mode1 == 0)) [L259] COND TRUE ((int)r1) < 1 [L261] COND FALSE !(!(ep12 == 0)) [L274] COND FALSE !(!(ep13 == 0)) [L287] mode1 = 1 [L289] _Bool node2__newmax; [L290] node2__newmax = 0 [L291] COND FALSE !(!(mode2 == 0)) [L297] COND TRUE ((int)r2) < 2 [L299] COND FALSE !(!(ep21 == 0)) [L312] COND FALSE !(!(ep23 == 0)) [L325] mode2 = 1 [L327] _Bool node3__newmax; [L328] node3__newmax = 0 [L329] COND FALSE !(!(mode3 == 0)) [L335] COND TRUE ((int)r3) < 2 [L337] COND FALSE !(!(ep31 == 0)) [L350] COND FALSE !(!(ep32 == 0)) [L363] mode3 = 1 [L364] p12_old = p12_new [L365] p12_new = nomsg [L366] p13_old = p13_new [L367] p13_new = nomsg [L368] p21_old = p21_new [L369] p21_new = nomsg [L370] p23_old = p23_new [L371] p23_new = nomsg [L372] p31_old = p31_new [L373] p31_new = nomsg [L374] p32_old = p32_new [L375] p32_new = nomsg [L377] int check__tmp; [L378] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L380] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L382] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L384] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L386] COND FALSE !(((int)r1) >= 2) [L392] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L394] COND TRUE ((int)r1) < 2 [L396] COND FALSE !(((int)r1) >= 2) [L402] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L404] COND TRUE ((int)r1) < 2 [L406] check__tmp = 1 [L407] __return_2014 = check__tmp [L408] main__c1 = __return_2014 [L410] _Bool __tmp_1; [L411] __tmp_1 = main__c1 [L412] _Bool assert__arg; [L413] assert__arg = __tmp_1 [L414] COND FALSE !(assert__arg == 0) [L421] _Bool node1__newmax; [L422] node1__newmax = 0 [L423] COND TRUE !(mode1 == 0) [L425] COND FALSE !(r1 == 255) [L431] r1 = r1 + 1 [L432] COND FALSE !(!(ep21 == 0)) [L441] COND FALSE !(!(ep31 == 0)) [L450] newmax1 = node1__newmax [L451] COND FALSE !(((int)r1) == 2) [L457] mode1 = 0 [L459] _Bool node2__newmax; [L460] node2__newmax = 0 [L461] COND TRUE !(mode2 == 0) [L463] COND FALSE !(r2 == 255) [L469] r2 = r2 + 1 [L470] COND FALSE !(!(ep12 == 0)) [L479] COND FALSE !(!(ep32 == 0)) [L488] newmax2 = node2__newmax [L489] COND FALSE !(((int)r2) == 2) [L495] mode2 = 0 [L497] _Bool node3__newmax; [L498] node3__newmax = 0 [L499] COND TRUE !(mode3 == 0) [L501] COND FALSE !(r3 == 255) [L507] r3 = r3 + 1 [L508] COND FALSE !(!(ep13 == 0)) [L517] COND FALSE !(!(ep23 == 0)) [L526] newmax3 = node3__newmax [L527] COND FALSE !(((int)r3) == 2) [L533] mode3 = 0 [L534] p12_old = p12_new [L535] p12_new = nomsg [L536] p13_old = p13_new [L537] p13_new = nomsg [L538] p21_old = p21_new [L539] p21_new = nomsg [L540] p23_old = p23_new [L541] p23_new = nomsg [L542] p31_old = p31_new [L543] p31_new = nomsg [L544] p32_old = p32_new [L545] p32_new = nomsg [L547] int check__tmp; [L548] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L550] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L552] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L554] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L556] COND FALSE !(((int)r1) >= 2) [L562] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L564] COND TRUE ((int)r1) < 2 [L566] COND FALSE !(((int)r1) >= 2) [L572] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L574] COND TRUE ((int)r1) < 2 [L576] check__tmp = 1 [L577] __return_2147 = check__tmp [L578] main__c1 = __return_2147 [L580] _Bool __tmp_2; [L581] __tmp_2 = main__c1 [L582] _Bool assert__arg; [L583] assert__arg = __tmp_2 [L584] COND FALSE !(assert__arg == 0) [L591] _Bool node1__newmax; [L592] node1__newmax = 0 [L593] COND FALSE !(!(mode1 == 0)) [L599] COND FALSE !(((int)r1) < 1) [L605] mode1 = 1 [L607] _Bool node2__newmax; [L608] node2__newmax = 0 [L609] COND FALSE !(!(mode2 == 0)) [L615] COND TRUE ((int)r2) < 2 [L617] COND FALSE !(!(ep21 == 0)) [L630] COND FALSE !(!(ep23 == 0)) [L643] mode2 = 1 [L645] _Bool node3__newmax; [L646] node3__newmax = 0 [L647] COND FALSE !(!(mode3 == 0)) [L653] COND TRUE ((int)r3) < 2 [L655] COND FALSE !(!(ep31 == 0)) [L668] COND FALSE !(!(ep32 == 0)) [L681] mode3 = 1 [L682] p12_old = p12_new [L683] p12_new = nomsg [L684] p13_old = p13_new [L685] p13_new = nomsg [L686] p21_old = p21_new [L687] p21_new = nomsg [L688] p23_old = p23_new [L689] p23_new = nomsg [L690] p31_old = p31_new [L691] p31_new = nomsg [L692] p32_old = p32_new [L693] p32_new = nomsg [L695] int check__tmp; [L696] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L698] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L700] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L702] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L704] COND FALSE !(((int)r1) >= 2) [L710] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L712] COND TRUE ((int)r1) < 2 [L714] COND FALSE !(((int)r1) >= 2) [L720] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L722] COND TRUE ((int)r1) < 2 [L724] check__tmp = 1 [L725] __return_2263 = check__tmp [L726] main__c1 = __return_2263 [L728] _Bool __tmp_3; [L729] __tmp_3 = main__c1 [L730] _Bool assert__arg; [L731] assert__arg = __tmp_3 [L732] COND FALSE !(assert__arg == 0) [L739] _Bool node1__newmax; [L740] node1__newmax = 0 [L741] COND TRUE !(mode1 == 0) [L743] COND FALSE !(r1 == 255) [L749] r1 = r1 + 1 [L750] COND FALSE !(!(ep21 == 0)) [L759] COND FALSE !(!(ep31 == 0)) [L768] newmax1 = node1__newmax [L769] COND TRUE ((int)r1) == 2 [L771] COND FALSE !(((int)max1) == ((int)id1)) [L1833] nl1 = 1 [L1834] mode1 = 0 [L1836] _Bool node2__newmax; [L1837] node2__newmax = 0 [L1838] COND TRUE !(mode2 == 0) [L1840] COND FALSE !(r2 == 255) [L1846] r2 = r2 + 1 [L1847] COND FALSE !(!(ep12 == 0)) [L1856] COND FALSE !(!(ep32 == 0)) [L1865] newmax2 = node2__newmax [L1866] COND TRUE ((int)r2) == 2 [L1868] COND FALSE !(((int)max2) == ((int)id2)) [L2092] nl2 = 1 [L2093] mode2 = 0 [L2095] _Bool node3__newmax; [L2096] node3__newmax = 0 [L2097] COND TRUE !(mode3 == 0) [L2099] COND FALSE !(r3 == 255) [L2105] r3 = r3 + 1 [L2106] COND FALSE !(!(ep13 == 0)) [L2115] COND FALSE !(!(ep23 == 0)) [L2124] newmax3 = node3__newmax [L2125] COND TRUE ((int)r3) == 2 [L2127] COND FALSE !(((int)max3) == ((int)id3)) [L2236] nl3 = 1 [L2237] mode3 = 0 [L2238] p12_old = p12_new [L2239] p12_new = nomsg [L2240] p13_old = p13_new [L2241] p13_new = nomsg [L2242] p21_old = p21_new [L2243] p21_new = nomsg [L2244] p23_old = p23_new [L2245] p23_new = nomsg [L2246] p31_old = p31_new [L2247] p31_new = nomsg [L2248] p32_old = p32_new [L2249] p32_new = nomsg [L2251] int check__tmp; [L2252] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L2254] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L2256] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L2258] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L2260] COND TRUE ((int)r1) >= 2 [L2262] COND FALSE !(((int)r1) < 2) [L2268] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) == 1) [L2274] check__tmp = 0 [L2275] __return_2401 = check__tmp [L2276] main__c1 = __return_2401 [L1098] _Bool __tmp_7; [L1099] __tmp_7 = main__c1 [L1100] _Bool assert__arg; [L1101] assert__arg = __tmp_7 [L1102] COND TRUE assert__arg == 0 [L1104] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...