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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:11:15,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:11:15,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:11:15,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:11:15,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:11:15,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:11:15,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:11:15,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:11:15,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:11:15,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:11:15,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:11:15,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:11:15,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:11:15,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:11:15,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:11:15,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:11:15,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:11:15,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:11:15,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:11:15,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:11:15,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:11:15,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:11:15,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:11:15,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:11:15,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:11:15,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:11:15,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:11:15,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:11:15,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:11:15,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:11:15,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:11:15,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:11:15,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:11:15,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:11:15,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:11:15,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:11:15,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-11 17:11:15,877 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:11:15,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:11:15,878 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:11:15,879 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:11:15,880 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:11:15,880 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:11:15,880 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:11:15,881 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:11:15,881 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:11:15,881 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:11:15,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:11:15,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:11:15,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:11:15,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:11:15,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:11:15,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:11:15,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:11:15,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:11:15,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:11:15,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:11:15,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:11:15,885 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:11:15,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:11:15,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:11:15,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:11:15,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:11:15,886 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:11:15,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:11:15,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:11:15,887 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:11:15,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:11:15,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:11:15,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:11:15,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:11:15,941 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:11:15,942 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-11 17:11:16,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fa637ac7/12af72bf855e45ce9478f717bc4e2f33/FLAGccf6ede0c [2019-09-11 17:11:16,660 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:11:16,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-11 17:11:16,691 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fa637ac7/12af72bf855e45ce9478f717bc4e2f33/FLAGccf6ede0c [2019-09-11 17:11:16,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fa637ac7/12af72bf855e45ce9478f717bc4e2f33 [2019-09-11 17:11:16,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:11:16,864 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:11:16,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:11:16,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:11:16,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:11:16,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:11:16" (1/1) ... [2019-09-11 17:11:16,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5c9c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:16, skipping insertion in model container [2019-09-11 17:11:16,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:11:16" (1/1) ... [2019-09-11 17:11:16,884 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:11:17,049 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:11:18,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:11:18,334 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:11:19,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:11:19,116 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:11:19,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:19 WrapperNode [2019-09-11 17:11:19,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:11:19,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:11:19,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:11:19,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:11:19,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:19" (1/1) ... [2019-09-11 17:11:19,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:19" (1/1) ... [2019-09-11 17:11:19,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:19" (1/1) ... [2019-09-11 17:11:19,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:19" (1/1) ... [2019-09-11 17:11:19,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:19" (1/1) ... [2019-09-11 17:11:19,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:19" (1/1) ... [2019-09-11 17:11:19,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:19" (1/1) ... [2019-09-11 17:11:19,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:11:19,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:11:19,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:11:19,309 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:11:19,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:19" (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 [2019-09-11 17:11:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:11:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:11:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:11:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:11:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:11:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:11:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:11:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:11:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:11:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:11:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:11:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:11:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:11:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:11:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:11:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:11:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:11:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:11:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:11:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:11:22,394 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:11:22,395 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:11:22,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:11:22 BoogieIcfgContainer [2019-09-11 17:11:22,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:11:22,397 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:11:22,398 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:11:22,398 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:11:22,399 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:11:22" (1/1) ... [2019-09-11 17:11:22,464 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:11:22,801 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:12:10,749 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:12:11,240 INFO L272 AbstractInterpreter]: Visited 1610 different actions 70275 times. Merged at 1005 different actions 37470 times. Widened at 281 different actions 4419 times. Performed 269191 root evaluator evaluations with a maximum evaluation depth of 6. Performed 269191 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 19775 fixpoints after 706 different actions. Largest state had 422 variables. [2019-09-11 17:12:11,241 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:12:11,244 INFO L168 Benchmark]: Toolchain (without parser) took 54378.68 ms. Allocated memory was 133.2 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 85.0 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 691.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:11,245 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory is still 107.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:12:11,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2252.54 ms. Allocated memory was 133.2 MB in the beginning and 219.7 MB in the end (delta: 86.5 MB). Free memory was 84.6 MB in the beginning and 148.8 MB in the end (delta: -64.2 MB). Peak memory consumption was 35.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:11,247 INFO L168 Benchmark]: Boogie Preprocessor took 185.17 ms. Allocated memory is still 219.7 MB. Free memory was 148.8 MB in the beginning and 139.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:11,248 INFO L168 Benchmark]: RCFGBuilder took 3088.68 ms. Allocated memory was 219.7 MB in the beginning and 350.7 MB in the end (delta: 131.1 MB). Free memory was 138.4 MB in the beginning and 200.4 MB in the end (delta: -62.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:11,249 INFO L168 Benchmark]: Abstract Interpretation took 48843.47 ms. Allocated memory was 350.7 MB in the beginning and 2.4 GB in the end (delta: 2.1 GB). Free memory was 200.4 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 588.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:11,253 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory is still 107.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2252.54 ms. Allocated memory was 133.2 MB in the beginning and 219.7 MB in the end (delta: 86.5 MB). Free memory was 84.6 MB in the beginning and 148.8 MB in the end (delta: -64.2 MB). Peak memory consumption was 35.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 185.17 ms. Allocated memory is still 219.7 MB. Free memory was 148.8 MB in the beginning and 139.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3088.68 ms. Allocated memory was 219.7 MB in the beginning and 350.7 MB in the end (delta: 131.1 MB). Free memory was 138.4 MB in the beginning and 200.4 MB in the end (delta: -62.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 48843.47 ms. Allocated memory was 350.7 MB in the beginning and 2.4 GB in the end (delta: 2.1 GB). Free memory was 200.4 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 588.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 2519]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND TRUE ((int)max1) == ((int)id1) [L1681] st1 = 1 [L1682] mode1 = 0 [L1684] COND TRUE !(mode2 == 0) [L1686] COND FALSE !(r2 == 255) [L1692] r2 = r2 + 1 [L1693] COND FALSE !(!(ep12 == 0)) [L1701] COND FALSE !(!(ep32 == 0)) [L1709] COND FALSE !(!(ep42 == 0)) [L1717] COND TRUE ((int)r2) == 3 [L1719] COND FALSE !(((int)max2) == ((int)id2)) [L2198] nl2 = 1 [L2199] mode2 = 0 [L2201] COND TRUE !(mode3 == 0) [L2203] COND FALSE !(r3 == 255) [L2209] r3 = r3 + 1 [L2210] COND FALSE !(!(ep13 == 0)) [L2218] COND FALSE !(!(ep23 == 0)) [L2226] COND FALSE !(!(ep43 == 0)) [L2234] COND TRUE ((int)r3) == 3 [L2236] COND FALSE !(((int)max3) == ((int)id3)) [L2435] nl3 = 1 [L2436] mode3 = 0 [L2438] COND TRUE !(mode4 == 0) [L2440] COND FALSE !(r4 == 255) [L2446] r4 = r4 + 1 [L2447] COND FALSE !(!(ep14 == 0)) [L2455] COND FALSE !(!(ep24 == 0)) [L2463] COND FALSE !(!(ep34 == 0)) [L2471] COND TRUE ((int)r4) == 3 [L2473] COND TRUE ((int)max4) == ((int)id4) [L2475] st4 = 1 [L2476] mode4 = 0 [L2477] p12_old = p12_new [L2478] p12_new = nomsg [L2479] p13_old = p13_new [L2480] p13_new = nomsg [L2481] p14_old = p14_new [L2482] p14_new = nomsg [L2483] p21_old = p21_new [L2484] p21_new = nomsg [L2485] p23_old = p23_new [L2486] p23_new = nomsg [L2487] p24_old = p24_new [L2488] p24_new = nomsg [L2489] p31_old = p31_new [L2490] p31_new = nomsg [L2491] p32_old = p32_new [L2492] p32_new = nomsg [L2493] p34_old = p34_new [L2494] p34_new = nomsg [L2495] p41_old = p41_new [L2496] p41_new = nomsg [L2497] p42_old = p42_new [L2498] p42_new = nomsg [L2499] p43_old = p43_new [L2500] p43_new = nomsg [L2502] int check__tmp; [L2503] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2509] check__tmp = 0 [L2510] __return_6485 = check__tmp [L2511] main__c1 = __return_6485 [L2513] _Bool __tmp_12; [L2514] __tmp_12 = main__c1 [L2515] _Bool assert__arg; [L2516] assert__arg = __tmp_12 [L2517] COND TRUE assert__arg == 0 [L2519] __VERIFIER_error() - UnprovableResult [Line: 2379]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND TRUE ((int)max1) == ((int)id1) [L1681] st1 = 1 [L1682] mode1 = 0 [L1684] COND TRUE !(mode2 == 0) [L1686] COND FALSE !(r2 == 255) [L1692] r2 = r2 + 1 [L1693] COND FALSE !(!(ep12 == 0)) [L1701] COND FALSE !(!(ep32 == 0)) [L1709] COND FALSE !(!(ep42 == 0)) [L1717] COND TRUE ((int)r2) == 3 [L1719] COND FALSE !(((int)max2) == ((int)id2)) [L2198] nl2 = 1 [L2199] mode2 = 0 [L2201] COND TRUE !(mode3 == 0) [L2203] COND FALSE !(r3 == 255) [L2209] r3 = r3 + 1 [L2210] COND FALSE !(!(ep13 == 0)) [L2218] COND FALSE !(!(ep23 == 0)) [L2226] COND FALSE !(!(ep43 == 0)) [L2234] COND TRUE ((int)r3) == 3 [L2236] COND TRUE ((int)max3) == ((int)id3) [L2238] st3 = 1 [L2239] mode3 = 0 [L2241] COND TRUE !(mode4 == 0) [L2243] COND FALSE !(r4 == 255) [L2249] r4 = r4 + 1 [L2250] COND FALSE !(!(ep14 == 0)) [L2258] COND FALSE !(!(ep24 == 0)) [L2266] COND FALSE !(!(ep34 == 0)) [L2274] COND TRUE ((int)r4) == 3 [L2276] COND FALSE !(((int)max4) == ((int)id4)) [L2335] nl4 = 1 [L2336] mode4 = 0 [L2337] p12_old = p12_new [L2338] p12_new = nomsg [L2339] p13_old = p13_new [L2340] p13_new = nomsg [L2341] p14_old = p14_new [L2342] p14_new = nomsg [L2343] p21_old = p21_new [L2344] p21_new = nomsg [L2345] p23_old = p23_new [L2346] p23_new = nomsg [L2347] p24_old = p24_new [L2348] p24_new = nomsg [L2349] p31_old = p31_new [L2350] p31_new = nomsg [L2351] p32_old = p32_new [L2352] p32_new = nomsg [L2353] p34_old = p34_new [L2354] p34_new = nomsg [L2355] p41_old = p41_new [L2356] p41_new = nomsg [L2357] p42_old = p42_new [L2358] p42_new = nomsg [L2359] p43_old = p43_new [L2360] p43_new = nomsg [L2362] int check__tmp; [L2363] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2369] check__tmp = 0 [L2370] __return_6563 = check__tmp [L2371] main__c1 = __return_6563 [L2373] _Bool __tmp_11; [L2374] __tmp_11 = main__c1 [L2375] _Bool assert__arg; [L2376] assert__arg = __tmp_11 [L2377] COND TRUE assert__arg == 0 [L2379] __VERIFIER_error() - UnprovableResult [Line: 2322]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND TRUE ((int)max1) == ((int)id1) [L1681] st1 = 1 [L1682] mode1 = 0 [L1684] COND TRUE !(mode2 == 0) [L1686] COND FALSE !(r2 == 255) [L1692] r2 = r2 + 1 [L1693] COND FALSE !(!(ep12 == 0)) [L1701] COND FALSE !(!(ep32 == 0)) [L1709] COND FALSE !(!(ep42 == 0)) [L1717] COND TRUE ((int)r2) == 3 [L1719] COND FALSE !(((int)max2) == ((int)id2)) [L2198] nl2 = 1 [L2199] mode2 = 0 [L2201] COND TRUE !(mode3 == 0) [L2203] COND FALSE !(r3 == 255) [L2209] r3 = r3 + 1 [L2210] COND FALSE !(!(ep13 == 0)) [L2218] COND FALSE !(!(ep23 == 0)) [L2226] COND FALSE !(!(ep43 == 0)) [L2234] COND TRUE ((int)r3) == 3 [L2236] COND TRUE ((int)max3) == ((int)id3) [L2238] st3 = 1 [L2239] mode3 = 0 [L2241] COND TRUE !(mode4 == 0) [L2243] COND FALSE !(r4 == 255) [L2249] r4 = r4 + 1 [L2250] COND FALSE !(!(ep14 == 0)) [L2258] COND FALSE !(!(ep24 == 0)) [L2266] COND FALSE !(!(ep34 == 0)) [L2274] COND TRUE ((int)r4) == 3 [L2276] COND TRUE ((int)max4) == ((int)id4) [L2278] st4 = 1 [L2279] mode4 = 0 [L2280] p12_old = p12_new [L2281] p12_new = nomsg [L2282] p13_old = p13_new [L2283] p13_new = nomsg [L2284] p14_old = p14_new [L2285] p14_new = nomsg [L2286] p21_old = p21_new [L2287] p21_new = nomsg [L2288] p23_old = p23_new [L2289] p23_new = nomsg [L2290] p24_old = p24_new [L2291] p24_new = nomsg [L2292] p31_old = p31_new [L2293] p31_new = nomsg [L2294] p32_old = p32_new [L2295] p32_new = nomsg [L2296] p34_old = p34_new [L2297] p34_new = nomsg [L2298] p41_old = p41_new [L2299] p41_new = nomsg [L2300] p42_old = p42_new [L2301] p42_new = nomsg [L2302] p43_old = p43_new [L2303] p43_new = nomsg [L2305] int check__tmp; [L2306] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2312] check__tmp = 0 [L2313] __return_6606 = check__tmp [L2314] main__c1 = __return_6606 [L2316] _Bool __tmp_10; [L2317] __tmp_10 = main__c1 [L2318] _Bool assert__arg; [L2319] assert__arg = __tmp_10 [L2320] COND TRUE assert__arg == 0 [L2322] __VERIFIER_error() - UnprovableResult [Line: 2099]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND TRUE ((int)max1) == ((int)id1) [L1681] st1 = 1 [L1682] mode1 = 0 [L1684] COND TRUE !(mode2 == 0) [L1686] COND FALSE !(r2 == 255) [L1692] r2 = r2 + 1 [L1693] COND FALSE !(!(ep12 == 0)) [L1701] COND FALSE !(!(ep32 == 0)) [L1709] COND FALSE !(!(ep42 == 0)) [L1717] COND TRUE ((int)r2) == 3 [L1719] COND TRUE ((int)max2) == ((int)id2) [L1721] st2 = 1 [L1722] mode2 = 0 [L1724] COND TRUE !(mode3 == 0) [L1726] COND FALSE !(r3 == 255) [L1732] r3 = r3 + 1 [L1733] COND FALSE !(!(ep13 == 0)) [L1741] COND FALSE !(!(ep23 == 0)) [L1749] COND FALSE !(!(ep43 == 0)) [L1757] COND TRUE ((int)r3) == 3 [L1759] COND FALSE !(((int)max3) == ((int)id3)) [L1958] nl3 = 1 [L1959] mode3 = 0 [L1961] COND TRUE !(mode4 == 0) [L1963] COND FALSE !(r4 == 255) [L1969] r4 = r4 + 1 [L1970] COND FALSE !(!(ep14 == 0)) [L1978] COND FALSE !(!(ep24 == 0)) [L1986] COND FALSE !(!(ep34 == 0)) [L1994] COND TRUE ((int)r4) == 3 [L1996] COND FALSE !(((int)max4) == ((int)id4)) [L2055] nl4 = 1 [L2056] mode4 = 0 [L2057] p12_old = p12_new [L2058] p12_new = nomsg [L2059] p13_old = p13_new [L2060] p13_new = nomsg [L2061] p14_old = p14_new [L2062] p14_new = nomsg [L2063] p21_old = p21_new [L2064] p21_new = nomsg [L2065] p23_old = p23_new [L2066] p23_new = nomsg [L2067] p24_old = p24_new [L2068] p24_new = nomsg [L2069] p31_old = p31_new [L2070] p31_new = nomsg [L2071] p32_old = p32_new [L2072] p32_new = nomsg [L2073] p34_old = p34_new [L2074] p34_new = nomsg [L2075] p41_old = p41_new [L2076] p41_new = nomsg [L2077] p42_old = p42_new [L2078] p42_new = nomsg [L2079] p43_old = p43_new [L2080] p43_new = nomsg [L2082] int check__tmp; [L2083] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2089] check__tmp = 0 [L2090] __return_6719 = check__tmp [L2091] main__c1 = __return_6719 [L2093] _Bool __tmp_9; [L2094] __tmp_9 = main__c1 [L2095] _Bool assert__arg; [L2096] assert__arg = __tmp_9 [L2097] COND TRUE assert__arg == 0 [L2099] __VERIFIER_error() - UnprovableResult [Line: 2042]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND TRUE ((int)max1) == ((int)id1) [L1681] st1 = 1 [L1682] mode1 = 0 [L1684] COND TRUE !(mode2 == 0) [L1686] COND FALSE !(r2 == 255) [L1692] r2 = r2 + 1 [L1693] COND FALSE !(!(ep12 == 0)) [L1701] COND FALSE !(!(ep32 == 0)) [L1709] COND FALSE !(!(ep42 == 0)) [L1717] COND TRUE ((int)r2) == 3 [L1719] COND TRUE ((int)max2) == ((int)id2) [L1721] st2 = 1 [L1722] mode2 = 0 [L1724] COND TRUE !(mode3 == 0) [L1726] COND FALSE !(r3 == 255) [L1732] r3 = r3 + 1 [L1733] COND FALSE !(!(ep13 == 0)) [L1741] COND FALSE !(!(ep23 == 0)) [L1749] COND FALSE !(!(ep43 == 0)) [L1757] COND TRUE ((int)r3) == 3 [L1759] COND FALSE !(((int)max3) == ((int)id3)) [L1958] nl3 = 1 [L1959] mode3 = 0 [L1961] COND TRUE !(mode4 == 0) [L1963] COND FALSE !(r4 == 255) [L1969] r4 = r4 + 1 [L1970] COND FALSE !(!(ep14 == 0)) [L1978] COND FALSE !(!(ep24 == 0)) [L1986] COND FALSE !(!(ep34 == 0)) [L1994] COND TRUE ((int)r4) == 3 [L1996] COND TRUE ((int)max4) == ((int)id4) [L1998] st4 = 1 [L1999] mode4 = 0 [L2000] p12_old = p12_new [L2001] p12_new = nomsg [L2002] p13_old = p13_new [L2003] p13_new = nomsg [L2004] p14_old = p14_new [L2005] p14_new = nomsg [L2006] p21_old = p21_new [L2007] p21_new = nomsg [L2008] p23_old = p23_new [L2009] p23_new = nomsg [L2010] p24_old = p24_new [L2011] p24_new = nomsg [L2012] p31_old = p31_new [L2013] p31_new = nomsg [L2014] p32_old = p32_new [L2015] p32_new = nomsg [L2016] p34_old = p34_new [L2017] p34_new = nomsg [L2018] p41_old = p41_new [L2019] p41_new = nomsg [L2020] p42_old = p42_new [L2021] p42_new = nomsg [L2022] p43_old = p43_new [L2023] p43_new = nomsg [L2025] int check__tmp; [L2026] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2032] check__tmp = 0 [L2033] __return_6762 = check__tmp [L2034] main__c1 = __return_6762 [L2036] _Bool __tmp_8; [L2037] __tmp_8 = main__c1 [L2038] _Bool assert__arg; [L2039] assert__arg = __tmp_8 [L2040] COND TRUE assert__arg == 0 [L2042] __VERIFIER_error() - UnprovableResult [Line: 1845]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND TRUE ((int)max1) == ((int)id1) [L1681] st1 = 1 [L1682] mode1 = 0 [L1684] COND TRUE !(mode2 == 0) [L1686] COND FALSE !(r2 == 255) [L1692] r2 = r2 + 1 [L1693] COND FALSE !(!(ep12 == 0)) [L1701] COND FALSE !(!(ep32 == 0)) [L1709] COND FALSE !(!(ep42 == 0)) [L1717] COND TRUE ((int)r2) == 3 [L1719] COND TRUE ((int)max2) == ((int)id2) [L1721] st2 = 1 [L1722] mode2 = 0 [L1724] COND TRUE !(mode3 == 0) [L1726] COND FALSE !(r3 == 255) [L1732] r3 = r3 + 1 [L1733] COND FALSE !(!(ep13 == 0)) [L1741] COND FALSE !(!(ep23 == 0)) [L1749] COND FALSE !(!(ep43 == 0)) [L1757] COND TRUE ((int)r3) == 3 [L1759] COND TRUE ((int)max3) == ((int)id3) [L1761] st3 = 1 [L1762] mode3 = 0 [L1764] COND TRUE !(mode4 == 0) [L1766] COND FALSE !(r4 == 255) [L1772] r4 = r4 + 1 [L1773] COND FALSE !(!(ep14 == 0)) [L1781] COND FALSE !(!(ep24 == 0)) [L1789] COND FALSE !(!(ep34 == 0)) [L1797] COND TRUE ((int)r4) == 3 [L1799] COND TRUE ((int)max4) == ((int)id4) [L1801] st4 = 1 [L1802] mode4 = 0 [L1803] p12_old = p12_new [L1804] p12_new = nomsg [L1805] p13_old = p13_new [L1806] p13_new = nomsg [L1807] p14_old = p14_new [L1808] p14_new = nomsg [L1809] p21_old = p21_new [L1810] p21_new = nomsg [L1811] p23_old = p23_new [L1812] p23_new = nomsg [L1813] p24_old = p24_new [L1814] p24_new = nomsg [L1815] p31_old = p31_new [L1816] p31_new = nomsg [L1817] p32_old = p32_new [L1818] p32_new = nomsg [L1819] p34_old = p34_new [L1820] p34_new = nomsg [L1821] p41_old = p41_new [L1822] p41_new = nomsg [L1823] p42_old = p42_new [L1824] p42_new = nomsg [L1825] p43_old = p43_new [L1826] p43_new = nomsg [L1828] int check__tmp; [L1829] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1835] check__tmp = 0 [L1836] __return_6883 = check__tmp [L1837] main__c1 = __return_6883 [L1839] _Bool __tmp_6; [L1840] __tmp_6 = main__c1 [L1841] _Bool assert__arg; [L1842] assert__arg = __tmp_6 [L1843] COND TRUE assert__arg == 0 [L1845] __VERIFIER_error() - UnprovableResult [Line: 1902]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND TRUE ((int)max1) == ((int)id1) [L1681] st1 = 1 [L1682] mode1 = 0 [L1684] COND TRUE !(mode2 == 0) [L1686] COND FALSE !(r2 == 255) [L1692] r2 = r2 + 1 [L1693] COND FALSE !(!(ep12 == 0)) [L1701] COND FALSE !(!(ep32 == 0)) [L1709] COND FALSE !(!(ep42 == 0)) [L1717] COND TRUE ((int)r2) == 3 [L1719] COND TRUE ((int)max2) == ((int)id2) [L1721] st2 = 1 [L1722] mode2 = 0 [L1724] COND TRUE !(mode3 == 0) [L1726] COND FALSE !(r3 == 255) [L1732] r3 = r3 + 1 [L1733] COND FALSE !(!(ep13 == 0)) [L1741] COND FALSE !(!(ep23 == 0)) [L1749] COND FALSE !(!(ep43 == 0)) [L1757] COND TRUE ((int)r3) == 3 [L1759] COND TRUE ((int)max3) == ((int)id3) [L1761] st3 = 1 [L1762] mode3 = 0 [L1764] COND TRUE !(mode4 == 0) [L1766] COND FALSE !(r4 == 255) [L1772] r4 = r4 + 1 [L1773] COND FALSE !(!(ep14 == 0)) [L1781] COND FALSE !(!(ep24 == 0)) [L1789] COND FALSE !(!(ep34 == 0)) [L1797] COND TRUE ((int)r4) == 3 [L1799] COND FALSE !(((int)max4) == ((int)id4)) [L1858] nl4 = 1 [L1859] mode4 = 0 [L1860] p12_old = p12_new [L1861] p12_new = nomsg [L1862] p13_old = p13_new [L1863] p13_new = nomsg [L1864] p14_old = p14_new [L1865] p14_new = nomsg [L1866] p21_old = p21_new [L1867] p21_new = nomsg [L1868] p23_old = p23_new [L1869] p23_new = nomsg [L1870] p24_old = p24_new [L1871] p24_new = nomsg [L1872] p31_old = p31_new [L1873] p31_new = nomsg [L1874] p32_old = p32_new [L1875] p32_new = nomsg [L1876] p34_old = p34_new [L1877] p34_new = nomsg [L1878] p41_old = p41_new [L1879] p41_new = nomsg [L1880] p42_old = p42_new [L1881] p42_new = nomsg [L1882] p43_old = p43_new [L1883] p43_new = nomsg [L1885] int check__tmp; [L1886] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1892] check__tmp = 0 [L1893] __return_6840 = check__tmp [L1894] main__c1 = __return_6840 [L1896] _Bool __tmp_7; [L1897] __tmp_7 = main__c1 [L1898] _Bool assert__arg; [L1899] assert__arg = __tmp_7 [L1900] COND TRUE assert__arg == 0 [L1902] __VERIFIER_error() - UnprovableResult [Line: 3902]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND FALSE !(((int)max1) == ((int)id1)) [L3681] nl1 = 1 [L3682] mode1 = 0 [L3684] COND TRUE !(mode2 == 0) [L3686] COND FALSE !(r2 == 255) [L3692] r2 = r2 + 1 [L3693] COND FALSE !(!(ep12 == 0)) [L3701] COND FALSE !(!(ep32 == 0)) [L3709] COND FALSE !(!(ep42 == 0)) [L3717] COND TRUE ((int)r2) == 3 [L3719] COND TRUE ((int)max2) == ((int)id2) [L3721] st2 = 1 [L3722] mode2 = 0 [L3724] COND TRUE !(mode3 == 0) [L3726] COND FALSE !(r3 == 255) [L3732] r3 = r3 + 1 [L3733] COND FALSE !(!(ep13 == 0)) [L3741] COND FALSE !(!(ep23 == 0)) [L3749] COND FALSE !(!(ep43 == 0)) [L3757] COND TRUE ((int)r3) == 3 [L3759] COND TRUE ((int)max3) == ((int)id3) [L3761] st3 = 1 [L3762] mode3 = 0 [L3764] COND TRUE !(mode4 == 0) [L3766] COND FALSE !(r4 == 255) [L3772] r4 = r4 + 1 [L3773] COND FALSE !(!(ep14 == 0)) [L3781] COND FALSE !(!(ep24 == 0)) [L3789] COND FALSE !(!(ep34 == 0)) [L3797] COND TRUE ((int)r4) == 3 [L3799] COND FALSE !(((int)max4) == ((int)id4)) [L3858] nl4 = 1 [L3859] mode4 = 0 [L3860] p12_old = p12_new [L3861] p12_new = nomsg [L3862] p13_old = p13_new [L3863] p13_new = nomsg [L3864] p14_old = p14_new [L3865] p14_new = nomsg [L3866] p21_old = p21_new [L3867] p21_new = nomsg [L3868] p23_old = p23_new [L3869] p23_new = nomsg [L3870] p24_old = p24_new [L3871] p24_new = nomsg [L3872] p31_old = p31_new [L3873] p31_new = nomsg [L3874] p32_old = p32_new [L3875] p32_new = nomsg [L3876] p34_old = p34_new [L3877] p34_new = nomsg [L3878] p41_old = p41_new [L3879] p41_new = nomsg [L3880] p42_old = p42_new [L3881] p42_new = nomsg [L3882] p43_old = p43_new [L3883] p43_new = nomsg [L3885] int check__tmp; [L3886] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3892] check__tmp = 0 [L3893] __return_6228 = check__tmp [L3894] main__c1 = __return_6228 [L3896] _Bool __tmp_15; [L3897] __tmp_15 = main__c1 [L3898] _Bool assert__arg; [L3899] assert__arg = __tmp_15 [L3900] COND TRUE assert__arg == 0 [L3902] __VERIFIER_error() - UnprovableResult [Line: 3845]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND FALSE !(((int)max1) == ((int)id1)) [L3681] nl1 = 1 [L3682] mode1 = 0 [L3684] COND TRUE !(mode2 == 0) [L3686] COND FALSE !(r2 == 255) [L3692] r2 = r2 + 1 [L3693] COND FALSE !(!(ep12 == 0)) [L3701] COND FALSE !(!(ep32 == 0)) [L3709] COND FALSE !(!(ep42 == 0)) [L3717] COND TRUE ((int)r2) == 3 [L3719] COND TRUE ((int)max2) == ((int)id2) [L3721] st2 = 1 [L3722] mode2 = 0 [L3724] COND TRUE !(mode3 == 0) [L3726] COND FALSE !(r3 == 255) [L3732] r3 = r3 + 1 [L3733] COND FALSE !(!(ep13 == 0)) [L3741] COND FALSE !(!(ep23 == 0)) [L3749] COND FALSE !(!(ep43 == 0)) [L3757] COND TRUE ((int)r3) == 3 [L3759] COND TRUE ((int)max3) == ((int)id3) [L3761] st3 = 1 [L3762] mode3 = 0 [L3764] COND TRUE !(mode4 == 0) [L3766] COND FALSE !(r4 == 255) [L3772] r4 = r4 + 1 [L3773] COND FALSE !(!(ep14 == 0)) [L3781] COND FALSE !(!(ep24 == 0)) [L3789] COND FALSE !(!(ep34 == 0)) [L3797] COND TRUE ((int)r4) == 3 [L3799] COND TRUE ((int)max4) == ((int)id4) [L3801] st4 = 1 [L3802] mode4 = 0 [L3803] p12_old = p12_new [L3804] p12_new = nomsg [L3805] p13_old = p13_new [L3806] p13_new = nomsg [L3807] p14_old = p14_new [L3808] p14_new = nomsg [L3809] p21_old = p21_new [L3810] p21_new = nomsg [L3811] p23_old = p23_new [L3812] p23_new = nomsg [L3813] p24_old = p24_new [L3814] p24_new = nomsg [L3815] p31_old = p31_new [L3816] p31_new = nomsg [L3817] p32_old = p32_new [L3818] p32_new = nomsg [L3819] p34_old = p34_new [L3820] p34_new = nomsg [L3821] p41_old = p41_new [L3822] p41_new = nomsg [L3823] p42_old = p42_new [L3824] p42_new = nomsg [L3825] p43_old = p43_new [L3826] p43_new = nomsg [L3828] int check__tmp; [L3829] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3835] check__tmp = 0 [L3836] __return_6271 = check__tmp [L3837] main__c1 = __return_6271 [L3839] _Bool __tmp_14; [L3840] __tmp_14 = main__c1 [L3841] _Bool assert__arg; [L3842] assert__arg = __tmp_14 [L3843] COND TRUE assert__arg == 0 [L3845] __VERIFIER_error() - UnprovableResult [Line: 4042]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND FALSE !(((int)max1) == ((int)id1)) [L3681] nl1 = 1 [L3682] mode1 = 0 [L3684] COND TRUE !(mode2 == 0) [L3686] COND FALSE !(r2 == 255) [L3692] r2 = r2 + 1 [L3693] COND FALSE !(!(ep12 == 0)) [L3701] COND FALSE !(!(ep32 == 0)) [L3709] COND FALSE !(!(ep42 == 0)) [L3717] COND TRUE ((int)r2) == 3 [L3719] COND TRUE ((int)max2) == ((int)id2) [L3721] st2 = 1 [L3722] mode2 = 0 [L3724] COND TRUE !(mode3 == 0) [L3726] COND FALSE !(r3 == 255) [L3732] r3 = r3 + 1 [L3733] COND FALSE !(!(ep13 == 0)) [L3741] COND FALSE !(!(ep23 == 0)) [L3749] COND FALSE !(!(ep43 == 0)) [L3757] COND TRUE ((int)r3) == 3 [L3759] COND FALSE !(((int)max3) == ((int)id3)) [L3958] nl3 = 1 [L3959] mode3 = 0 [L3961] COND TRUE !(mode4 == 0) [L3963] COND FALSE !(r4 == 255) [L3969] r4 = r4 + 1 [L3970] COND FALSE !(!(ep14 == 0)) [L3978] COND FALSE !(!(ep24 == 0)) [L3986] COND FALSE !(!(ep34 == 0)) [L3994] COND TRUE ((int)r4) == 3 [L3996] COND TRUE ((int)max4) == ((int)id4) [L3998] st4 = 1 [L3999] mode4 = 0 [L4000] p12_old = p12_new [L4001] p12_new = nomsg [L4002] p13_old = p13_new [L4003] p13_new = nomsg [L4004] p14_old = p14_new [L4005] p14_new = nomsg [L4006] p21_old = p21_new [L4007] p21_new = nomsg [L4008] p23_old = p23_new [L4009] p23_new = nomsg [L4010] p24_old = p24_new [L4011] p24_new = nomsg [L4012] p31_old = p31_new [L4013] p31_new = nomsg [L4014] p32_old = p32_new [L4015] p32_new = nomsg [L4016] p34_old = p34_new [L4017] p34_new = nomsg [L4018] p41_old = p41_new [L4019] p41_new = nomsg [L4020] p42_old = p42_new [L4021] p42_new = nomsg [L4022] p43_old = p43_new [L4023] p43_new = nomsg [L4025] int check__tmp; [L4026] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L4032] check__tmp = 0 [L4033] __return_6150 = check__tmp [L4034] main__c1 = __return_6150 [L4036] _Bool __tmp_16; [L4037] __tmp_16 = main__c1 [L4038] _Bool assert__arg; [L4039] assert__arg = __tmp_16 [L4040] COND TRUE assert__arg == 0 [L4042] __VERIFIER_error() - UnprovableResult [Line: 4391]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND FALSE !(((int)max1) == ((int)id1)) [L3681] nl1 = 1 [L3682] mode1 = 0 [L3684] COND TRUE !(mode2 == 0) [L3686] COND FALSE !(r2 == 255) [L3692] r2 = r2 + 1 [L3693] COND FALSE !(!(ep12 == 0)) [L3701] COND FALSE !(!(ep32 == 0)) [L3709] COND FALSE !(!(ep42 == 0)) [L3717] COND TRUE ((int)r2) == 3 [L3719] COND FALSE !(((int)max2) == ((int)id2)) [L4267] nl2 = 1 [L4268] mode2 = 0 [L4270] COND TRUE !(mode3 == 0) [L4272] COND FALSE !(r3 == 255) [L4278] r3 = r3 + 1 [L4279] COND FALSE !(!(ep13 == 0)) [L4287] COND FALSE !(!(ep23 == 0)) [L4295] COND FALSE !(!(ep43 == 0)) [L4303] COND TRUE ((int)r3) == 3 [L4305] COND TRUE ((int)max3) == ((int)id3) [L4307] st3 = 1 [L4308] mode3 = 0 [L4310] COND TRUE !(mode4 == 0) [L4312] COND FALSE !(r4 == 255) [L4318] r4 = r4 + 1 [L4319] COND FALSE !(!(ep14 == 0)) [L4327] COND FALSE !(!(ep24 == 0)) [L4335] COND FALSE !(!(ep34 == 0)) [L4343] COND TRUE ((int)r4) == 3 [L4345] COND TRUE ((int)max4) == ((int)id4) [L4347] st4 = 1 [L4348] mode4 = 0 [L4349] p12_old = p12_new [L4350] p12_new = nomsg [L4351] p13_old = p13_new [L4352] p13_new = nomsg [L4353] p14_old = p14_new [L4354] p14_new = nomsg [L4355] p21_old = p21_new [L4356] p21_new = nomsg [L4357] p23_old = p23_new [L4358] p23_new = nomsg [L4359] p24_old = p24_new [L4360] p24_new = nomsg [L4361] p31_old = p31_new [L4362] p31_new = nomsg [L4363] p32_old = p32_new [L4364] p32_new = nomsg [L4365] p34_old = p34_new [L4366] p34_new = nomsg [L4367] p41_old = p41_new [L4368] p41_new = nomsg [L4369] p42_old = p42_new [L4370] p42_new = nomsg [L4371] p43_old = p43_new [L4372] p43_new = nomsg [L4374] int check__tmp; [L4375] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L4381] check__tmp = 0 [L4382] __return_5971 = check__tmp [L4383] main__c1 = __return_5971 [L4385] _Bool __tmp_17; [L4386] __tmp_17 = main__c1 [L4387] _Bool assert__arg; [L4388] assert__arg = __tmp_17 [L4389] COND TRUE assert__arg == 0 [L4391] __VERIFIER_error() - UnprovableResult [Line: 2598]: 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 p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4268; [L98] int __return_4478; [L99] int __return_4662; [L100] int __return_4850; [L101] int __return_5034; [L102] int __return_5222; [L103] int __return_6883; [L104] int __return_6840; [L105] int __return_6762; [L106] int __return_6719; [L107] int __return_6606; [L108] int __return_6563; [L109] int __return_6485; [L110] int __return_6439; [L111] int __return_5592; [L112] int __return_6271; [L113] int __return_6228; [L114] int __return_6150; [L115] int __return_6104; [L116] int __return_5971; [L117] int __return_5925; [L118] int __return_5824; [L119] int __return_5415; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE ((int)max1) == ((int)id1) [L389] COND TRUE ((int)max2) == ((int)id2) [L391] COND TRUE ((int)max3) == ((int)id3) [L393] COND TRUE ((int)max4) == ((int)id4) [L395] COND TRUE ((int)st1) == 0 [L397] COND TRUE ((int)st2) == 0 [L399] COND TRUE ((int)st3) == 0 [L401] COND TRUE ((int)st4) == 0 [L403] COND TRUE ((int)nl1) == 0 [L405] COND TRUE ((int)nl2) == 0 [L407] COND TRUE ((int)nl3) == 0 [L409] COND TRUE ((int)nl4) == 0 [L411] COND TRUE ((int)mode1) == 0 [L413] COND TRUE ((int)mode2) == 0 [L415] COND TRUE ((int)mode3) == 0 [L417] COND TRUE ((int)mode4) == 0 [L419] init__tmp___23 = 1 [L420] __return_4268 = init__tmp___23 [L421] main__i2 = __return_4268 [L422] COND TRUE main__i2 != 0 [L424] p12_old = nomsg [L425] p12_new = nomsg [L426] p13_old = nomsg [L427] p13_new = nomsg [L428] p14_old = nomsg [L429] p14_new = nomsg [L430] p21_old = nomsg [L431] p21_new = nomsg [L432] p23_old = nomsg [L433] p23_new = nomsg [L434] p24_old = nomsg [L435] p24_new = nomsg [L436] p31_old = nomsg [L437] p31_new = nomsg [L438] p32_old = nomsg [L439] p32_new = nomsg [L440] p34_old = nomsg [L441] p34_new = nomsg [L442] p41_old = nomsg [L443] p41_new = nomsg [L444] p42_old = nomsg [L445] p42_new = nomsg [L446] p43_old = nomsg [L447] p43_new = nomsg [L448] main__i2 = 0 [L450] COND FALSE !(!(mode1 == 0)) [L456] COND TRUE ((int)r1) < 3 [L458] COND FALSE !(!(ep12 == 0)) [L469] COND FALSE !(!(ep13 == 0)) [L480] COND FALSE !(!(ep14 == 0)) [L491] mode1 = 1 [L493] COND FALSE !(!(mode2 == 0)) [L499] COND TRUE ((int)r2) < 3 [L501] COND FALSE !(!(ep21 == 0)) [L512] COND FALSE !(!(ep23 == 0)) [L523] COND FALSE !(!(ep24 == 0)) [L534] mode2 = 1 [L536] COND FALSE !(!(mode3 == 0)) [L542] COND TRUE ((int)r3) < 3 [L544] COND FALSE !(!(ep31 == 0)) [L555] COND FALSE !(!(ep32 == 0)) [L566] COND FALSE !(!(ep34 == 0)) [L577] mode3 = 1 [L579] COND FALSE !(!(mode4 == 0)) [L585] COND TRUE ((int)r4) < 3 [L587] COND FALSE !(!(ep41 == 0)) [L598] COND FALSE !(!(ep42 == 0)) [L609] COND FALSE !(!(ep43 == 0)) [L620] mode4 = 1 [L621] p12_old = p12_new [L622] p12_new = nomsg [L623] p13_old = p13_new [L624] p13_new = nomsg [L625] p14_old = p14_new [L626] p14_new = nomsg [L627] p21_old = p21_new [L628] p21_new = nomsg [L629] p23_old = p23_new [L630] p23_new = nomsg [L631] p24_old = p24_new [L632] p24_new = nomsg [L633] p31_old = p31_new [L634] p31_new = nomsg [L635] p32_old = p32_new [L636] p32_new = nomsg [L637] p34_old = p34_new [L638] p34_new = nomsg [L639] p41_old = p41_new [L640] p41_new = nomsg [L641] p42_old = p42_new [L642] p42_new = nomsg [L643] p43_old = p43_new [L644] p43_new = nomsg [L646] int check__tmp; [L647] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L649] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L651] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L653] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L655] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L657] COND FALSE !(((int)r1) >= 3) [L663] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L665] COND TRUE ((int)r1) < 3 [L667] COND FALSE !(((int)r1) >= 3) [L673] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L675] COND TRUE ((int)r1) < 3 [L677] check__tmp = 1 [L678] __return_4478 = check__tmp [L679] main__c1 = __return_4478 [L681] _Bool __tmp_1; [L682] __tmp_1 = main__c1 [L683] _Bool assert__arg; [L684] assert__arg = __tmp_1 [L685] COND FALSE !(assert__arg == 0) [L692] COND TRUE !(mode1 == 0) [L694] COND FALSE !(r1 == 255) [L700] r1 = r1 + 1 [L701] COND FALSE !(!(ep21 == 0)) [L709] COND FALSE !(!(ep31 == 0)) [L717] COND FALSE !(!(ep41 == 0)) [L725] COND FALSE !(((int)r1) == 3) [L731] mode1 = 0 [L733] COND TRUE !(mode2 == 0) [L735] COND FALSE !(r2 == 255) [L741] r2 = r2 + 1 [L742] COND FALSE !(!(ep12 == 0)) [L750] COND FALSE !(!(ep32 == 0)) [L758] COND FALSE !(!(ep42 == 0)) [L766] COND FALSE !(((int)r2) == 3) [L772] mode2 = 0 [L774] COND TRUE !(mode3 == 0) [L776] COND FALSE !(r3 == 255) [L782] r3 = r3 + 1 [L783] COND FALSE !(!(ep13 == 0)) [L791] COND FALSE !(!(ep23 == 0)) [L799] COND FALSE !(!(ep43 == 0)) [L807] COND FALSE !(((int)r3) == 3) [L813] mode3 = 0 [L815] COND TRUE !(mode4 == 0) [L817] COND FALSE !(r4 == 255) [L823] r4 = r4 + 1 [L824] COND FALSE !(!(ep14 == 0)) [L832] COND FALSE !(!(ep24 == 0)) [L840] COND FALSE !(!(ep34 == 0)) [L848] COND FALSE !(((int)r4) == 3) [L854] mode4 = 0 [L855] p12_old = p12_new [L856] p12_new = nomsg [L857] p13_old = p13_new [L858] p13_new = nomsg [L859] p14_old = p14_new [L860] p14_new = nomsg [L861] p21_old = p21_new [L862] p21_new = nomsg [L863] p23_old = p23_new [L864] p23_new = nomsg [L865] p24_old = p24_new [L866] p24_new = nomsg [L867] p31_old = p31_new [L868] p31_new = nomsg [L869] p32_old = p32_new [L870] p32_new = nomsg [L871] p34_old = p34_new [L872] p34_new = nomsg [L873] p41_old = p41_new [L874] p41_new = nomsg [L875] p42_old = p42_new [L876] p42_new = nomsg [L877] p43_old = p43_new [L878] p43_new = nomsg [L880] int check__tmp; [L881] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L883] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L885] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L887] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L889] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L891] COND FALSE !(((int)r1) >= 3) [L897] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L899] COND TRUE ((int)r1) < 3 [L901] COND FALSE !(((int)r1) >= 3) [L907] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L909] COND TRUE ((int)r1) < 3 [L911] check__tmp = 1 [L912] __return_4662 = check__tmp [L913] main__c1 = __return_4662 [L915] _Bool __tmp_2; [L916] __tmp_2 = main__c1 [L917] _Bool assert__arg; [L918] assert__arg = __tmp_2 [L919] COND FALSE !(assert__arg == 0) [L926] COND FALSE !(!(mode1 == 0)) [L932] COND TRUE ((int)r1) < 3 [L934] COND FALSE !(!(ep12 == 0)) [L945] COND FALSE !(!(ep13 == 0)) [L956] COND FALSE !(!(ep14 == 0)) [L967] mode1 = 1 [L969] COND FALSE !(!(mode2 == 0)) [L975] COND TRUE ((int)r2) < 3 [L977] COND FALSE !(!(ep21 == 0)) [L988] COND FALSE !(!(ep23 == 0)) [L999] COND FALSE !(!(ep24 == 0)) [L1010] mode2 = 1 [L1012] COND FALSE !(!(mode3 == 0)) [L1018] COND TRUE ((int)r3) < 3 [L1020] COND FALSE !(!(ep31 == 0)) [L1031] COND FALSE !(!(ep32 == 0)) [L1042] COND FALSE !(!(ep34 == 0)) [L1053] mode3 = 1 [L1055] COND FALSE !(!(mode4 == 0)) [L1061] COND TRUE ((int)r4) < 3 [L1063] COND FALSE !(!(ep41 == 0)) [L1074] COND FALSE !(!(ep42 == 0)) [L1085] COND FALSE !(!(ep43 == 0)) [L1096] mode4 = 1 [L1097] p12_old = p12_new [L1098] p12_new = nomsg [L1099] p13_old = p13_new [L1100] p13_new = nomsg [L1101] p14_old = p14_new [L1102] p14_new = nomsg [L1103] p21_old = p21_new [L1104] p21_new = nomsg [L1105] p23_old = p23_new [L1106] p23_new = nomsg [L1107] p24_old = p24_new [L1108] p24_new = nomsg [L1109] p31_old = p31_new [L1110] p31_new = nomsg [L1111] p32_old = p32_new [L1112] p32_new = nomsg [L1113] p34_old = p34_new [L1114] p34_new = nomsg [L1115] p41_old = p41_new [L1116] p41_new = nomsg [L1117] p42_old = p42_new [L1118] p42_new = nomsg [L1119] p43_old = p43_new [L1120] p43_new = nomsg [L1122] int check__tmp; [L1123] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1125] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1127] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1129] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1131] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1133] COND FALSE !(((int)r1) >= 3) [L1139] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1141] COND TRUE ((int)r1) < 3 [L1143] COND FALSE !(((int)r1) >= 3) [L1149] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1151] COND TRUE ((int)r1) < 3 [L1153] check__tmp = 1 [L1154] __return_4850 = check__tmp [L1155] main__c1 = __return_4850 [L1157] _Bool __tmp_3; [L1158] __tmp_3 = main__c1 [L1159] _Bool assert__arg; [L1160] assert__arg = __tmp_3 [L1161] COND FALSE !(assert__arg == 0) [L1168] COND TRUE !(mode1 == 0) [L1170] COND FALSE !(r1 == 255) [L1176] r1 = r1 + 1 [L1177] COND FALSE !(!(ep21 == 0)) [L1185] COND FALSE !(!(ep31 == 0)) [L1193] COND FALSE !(!(ep41 == 0)) [L1201] COND FALSE !(((int)r1) == 3) [L1207] mode1 = 0 [L1209] COND TRUE !(mode2 == 0) [L1211] COND FALSE !(r2 == 255) [L1217] r2 = r2 + 1 [L1218] COND FALSE !(!(ep12 == 0)) [L1226] COND FALSE !(!(ep32 == 0)) [L1234] COND FALSE !(!(ep42 == 0)) [L1242] COND FALSE !(((int)r2) == 3) [L1248] mode2 = 0 [L1250] COND TRUE !(mode3 == 0) [L1252] COND FALSE !(r3 == 255) [L1258] r3 = r3 + 1 [L1259] COND FALSE !(!(ep13 == 0)) [L1267] COND FALSE !(!(ep23 == 0)) [L1275] COND FALSE !(!(ep43 == 0)) [L1283] COND FALSE !(((int)r3) == 3) [L1289] mode3 = 0 [L1291] COND TRUE !(mode4 == 0) [L1293] COND FALSE !(r4 == 255) [L1299] r4 = r4 + 1 [L1300] COND FALSE !(!(ep14 == 0)) [L1308] COND FALSE !(!(ep24 == 0)) [L1316] COND FALSE !(!(ep34 == 0)) [L1324] COND FALSE !(((int)r4) == 3) [L1330] mode4 = 0 [L1331] p12_old = p12_new [L1332] p12_new = nomsg [L1333] p13_old = p13_new [L1334] p13_new = nomsg [L1335] p14_old = p14_new [L1336] p14_new = nomsg [L1337] p21_old = p21_new [L1338] p21_new = nomsg [L1339] p23_old = p23_new [L1340] p23_new = nomsg [L1341] p24_old = p24_new [L1342] p24_new = nomsg [L1343] p31_old = p31_new [L1344] p31_new = nomsg [L1345] p32_old = p32_new [L1346] p32_new = nomsg [L1347] p34_old = p34_new [L1348] p34_new = nomsg [L1349] p41_old = p41_new [L1350] p41_new = nomsg [L1351] p42_old = p42_new [L1352] p42_new = nomsg [L1353] p43_old = p43_new [L1354] p43_new = nomsg [L1356] int check__tmp; [L1357] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1359] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1361] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1363] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1365] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1367] COND FALSE !(((int)r1) >= 3) [L1373] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1375] COND TRUE ((int)r1) < 3 [L1377] COND FALSE !(((int)r1) >= 3) [L1383] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1385] COND TRUE ((int)r1) < 3 [L1387] check__tmp = 1 [L1388] __return_5034 = check__tmp [L1389] main__c1 = __return_5034 [L1391] _Bool __tmp_4; [L1392] __tmp_4 = main__c1 [L1393] _Bool assert__arg; [L1394] assert__arg = __tmp_4 [L1395] COND FALSE !(assert__arg == 0) [L1402] COND FALSE !(!(mode1 == 0)) [L1408] COND TRUE ((int)r1) < 3 [L1410] COND FALSE !(!(ep12 == 0)) [L1421] COND FALSE !(!(ep13 == 0)) [L1432] COND FALSE !(!(ep14 == 0)) [L1443] mode1 = 1 [L1445] COND FALSE !(!(mode2 == 0)) [L1451] COND TRUE ((int)r2) < 3 [L1453] COND FALSE !(!(ep21 == 0)) [L1464] COND FALSE !(!(ep23 == 0)) [L1475] COND FALSE !(!(ep24 == 0)) [L1486] mode2 = 1 [L1488] COND FALSE !(!(mode3 == 0)) [L1494] COND TRUE ((int)r3) < 3 [L1496] COND FALSE !(!(ep31 == 0)) [L1507] COND FALSE !(!(ep32 == 0)) [L1518] COND FALSE !(!(ep34 == 0)) [L1529] mode3 = 1 [L1531] COND FALSE !(!(mode4 == 0)) [L1537] COND TRUE ((int)r4) < 3 [L1539] COND FALSE !(!(ep41 == 0)) [L1550] COND FALSE !(!(ep42 == 0)) [L1561] COND FALSE !(!(ep43 == 0)) [L1572] mode4 = 1 [L1573] p12_old = p12_new [L1574] p12_new = nomsg [L1575] p13_old = p13_new [L1576] p13_new = nomsg [L1577] p14_old = p14_new [L1578] p14_new = nomsg [L1579] p21_old = p21_new [L1580] p21_new = nomsg [L1581] p23_old = p23_new [L1582] p23_new = nomsg [L1583] p24_old = p24_new [L1584] p24_new = nomsg [L1585] p31_old = p31_new [L1586] p31_new = nomsg [L1587] p32_old = p32_new [L1588] p32_new = nomsg [L1589] p34_old = p34_new [L1590] p34_new = nomsg [L1591] p41_old = p41_new [L1592] p41_new = nomsg [L1593] p42_old = p42_new [L1594] p42_new = nomsg [L1595] p43_old = p43_new [L1596] p43_new = nomsg [L1598] int check__tmp; [L1599] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1601] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1603] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1605] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1607] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1609] COND FALSE !(((int)r1) >= 3) [L1615] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1617] COND TRUE ((int)r1) < 3 [L1619] COND FALSE !(((int)r1) >= 3) [L1625] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1627] COND TRUE ((int)r1) < 3 [L1629] check__tmp = 1 [L1630] __return_5222 = check__tmp [L1631] main__c1 = __return_5222 [L1633] _Bool __tmp_5; [L1634] __tmp_5 = main__c1 [L1635] _Bool assert__arg; [L1636] assert__arg = __tmp_5 [L1637] COND FALSE !(assert__arg == 0) [L1644] COND TRUE !(mode1 == 0) [L1646] COND FALSE !(r1 == 255) [L1652] r1 = r1 + 1 [L1653] COND FALSE !(!(ep21 == 0)) [L1661] COND FALSE !(!(ep31 == 0)) [L1669] COND FALSE !(!(ep41 == 0)) [L1677] COND TRUE ((int)r1) == 3 [L1679] COND FALSE !(((int)max1) == ((int)id1)) [L3681] nl1 = 1 [L3682] mode1 = 0 [L3684] COND TRUE !(mode2 == 0) [L3686] COND FALSE !(r2 == 255) [L3692] r2 = r2 + 1 [L3693] COND FALSE !(!(ep12 == 0)) [L3701] COND FALSE !(!(ep32 == 0)) [L3709] COND FALSE !(!(ep42 == 0)) [L3717] COND TRUE ((int)r2) == 3 [L3719] COND FALSE !(((int)max2) == ((int)id2)) [L4267] nl2 = 1 [L4268] mode2 = 0 [L4270] COND TRUE !(mode3 == 0) [L4272] COND FALSE !(r3 == 255) [L4278] r3 = r3 + 1 [L4279] COND FALSE !(!(ep13 == 0)) [L4287] COND FALSE !(!(ep23 == 0)) [L4295] COND FALSE !(!(ep43 == 0)) [L4303] COND TRUE ((int)r3) == 3 [L4305] COND FALSE !(((int)max3) == ((int)id3)) [L4573] nl3 = 1 [L4574] mode3 = 0 [L4576] COND TRUE !(mode4 == 0) [L4578] COND FALSE !(r4 == 255) [L4584] r4 = r4 + 1 [L4585] COND FALSE !(!(ep14 == 0)) [L4593] COND FALSE !(!(ep24 == 0)) [L4601] COND FALSE !(!(ep34 == 0)) [L4609] COND TRUE ((int)r4) == 3 [L4611] COND FALSE !(((int)max4) == ((int)id4)) [L4739] nl4 = 1 [L4740] mode4 = 0 [L4741] p12_old = p12_new [L4742] p12_new = nomsg [L4743] p13_old = p13_new [L4744] p13_new = nomsg [L4745] p14_old = p14_new [L4746] p14_new = nomsg [L4747] p21_old = p21_new [L4748] p21_new = nomsg [L4749] p23_old = p23_new [L4750] p23_new = nomsg [L4751] p24_old = p24_new [L4752] p24_new = nomsg [L4753] p31_old = p31_new [L4754] p31_new = nomsg [L4755] p32_old = p32_new [L4756] p32_new = nomsg [L4757] p34_old = p34_new [L4758] p34_new = nomsg [L4759] p41_old = p41_new [L4760] p41_new = nomsg [L4761] p42_old = p42_new [L4762] p42_new = nomsg [L4763] p43_old = p43_new [L4764] p43_new = nomsg [L4766] int check__tmp; [L4767] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L4769] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L4771] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L4773] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L4775] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L4777] COND TRUE ((int)r1) >= 3 [L4779] COND FALSE !(((int)r1) < 3) [L4785] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1) [L4791] check__tmp = 0 [L4792] __return_5415 = check__tmp [L4793] main__c1 = __return_5415 [L2592] _Bool __tmp_13; [L2593] __tmp_13 = main__c1 [L2594] _Bool assert__arg; [L2595] assert__arg = __tmp_13 [L2596] COND TRUE assert__arg == 0 [L2598] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...