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.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:12:14,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:12:14,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:12:14,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:12:14,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:12:14,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:12:14,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:12:14,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:12:14,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:12:14,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:12:14,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:12:14,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:12:14,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:12:14,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:12:14,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:12:14,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:12:14,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:12:14,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:12:14,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:12:14,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:12:14,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:12:14,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:12:14,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:12:14,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:12:14,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:12:14,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:12:14,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:12:14,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:12:14,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:12:14,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:12:14,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:12:14,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:12:14,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:12:14,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:12:14,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:12:14,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:12:14,100 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 17:12:14,126 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:12:14,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:12:14,127 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:12:14,127 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:12:14,128 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:12:14,128 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:12:14,128 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:12:14,128 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:12:14,128 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:12:14,129 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:12:14,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:12:14,131 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:12:14,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:12:14,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:12:14,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:12:14,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:12:14,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:12:14,133 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:12:14,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:12:14,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:12:14,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:12:14,133 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:12:14,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:12:14,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:12:14,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:12:14,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:12:14,134 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:12:14,135 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:12:14,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:12:14,135 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:12:14,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:12:14,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:12:14,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:12:14,216 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:12:14,217 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:12:14,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-11 17:12:14,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23afd32d0/74c27d124a3b4a9eba61b609c77eddf8/FLAG1a347867d [2019-09-11 17:12:15,033 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:12:15,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-11 17:12:15,065 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23afd32d0/74c27d124a3b4a9eba61b609c77eddf8/FLAG1a347867d [2019-09-11 17:12:15,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23afd32d0/74c27d124a3b4a9eba61b609c77eddf8 [2019-09-11 17:12:15,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:12:15,153 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:12:15,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:12:15,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:12:15,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:12:15,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:12:15" (1/1) ... [2019-09-11 17:12:15,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e0ab7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:15, skipping insertion in model container [2019-09-11 17:12:15,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:12:15" (1/1) ... [2019-09-11 17:12:15,174 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:12:15,335 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:12:16,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:12:16,662 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:12:17,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:12:17,537 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:12:17,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:17 WrapperNode [2019-09-11 17:12:17,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:12:17,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:12:17,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:12:17,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:12:17,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:17" (1/1) ... [2019-09-11 17:12:17,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:17" (1/1) ... [2019-09-11 17:12:17,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:17" (1/1) ... [2019-09-11 17:12:17,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:17" (1/1) ... [2019-09-11 17:12:17,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:17" (1/1) ... [2019-09-11 17:12:17,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:17" (1/1) ... [2019-09-11 17:12:17,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:17" (1/1) ... [2019-09-11 17:12:17,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:12:17,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:12:17,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:12:17,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:12:17,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:17" (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 17:12:17,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:12:17,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:12:17,795 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:12:17,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:12:17,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:12:17,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:12:17,795 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:12:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:12:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:12:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:12:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:12:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:12:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:12:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:12:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:12:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:12:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:12:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:12:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:12:20,778 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:12:20,779 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:12:20,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:12:20 BoogieIcfgContainer [2019-09-11 17:12:20,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:12:20,782 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:12:20,782 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:12:20,782 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:12:20,784 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:12:20" (1/1) ... [2019-09-11 17:12:20,874 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:12:21,246 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:13:08,528 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:13:08,965 INFO L272 AbstractInterpreter]: Visited 1582 different actions 58406 times. Merged at 984 different actions 30769 times. Widened at 280 different actions 3380 times. Performed 241356 root evaluator evaluations with a maximum evaluation depth of 6. Performed 241356 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 14198 fixpoints after 652 different actions. Largest state had 432 variables. [2019-09-11 17:13:08,965 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:13:08,968 INFO L168 Benchmark]: Toolchain (without parser) took 53813.89 ms. Allocated memory was 134.7 MB in the beginning and 2.5 GB in the end (delta: 2.3 GB). Free memory was 85.8 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 555.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:13:08,969 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 134.7 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:13:08,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2381.52 ms. Allocated memory was 134.7 MB in the beginning and 221.8 MB in the end (delta: 87.0 MB). Free memory was 85.4 MB in the beginning and 151.2 MB in the end (delta: -65.9 MB). Peak memory consumption was 34.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:13:08,972 INFO L168 Benchmark]: Boogie Preprocessor took 188.80 ms. Allocated memory is still 221.8 MB. Free memory was 151.2 MB in the beginning and 140.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:13:08,975 INFO L168 Benchmark]: RCFGBuilder took 3052.66 ms. Allocated memory was 221.8 MB in the beginning and 351.3 MB in the end (delta: 129.5 MB). Free memory was 140.6 MB in the beginning and 189.7 MB in the end (delta: -49.1 MB). Peak memory consumption was 101.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:13:08,976 INFO L168 Benchmark]: Abstract Interpretation took 48183.32 ms. Allocated memory was 351.3 MB in the beginning and 2.5 GB in the end (delta: 2.1 GB). Free memory was 189.7 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 442.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:13:08,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 134.7 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2381.52 ms. Allocated memory was 134.7 MB in the beginning and 221.8 MB in the end (delta: 87.0 MB). Free memory was 85.4 MB in the beginning and 151.2 MB in the end (delta: -65.9 MB). Peak memory consumption was 34.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 188.80 ms. Allocated memory is still 221.8 MB. Free memory was 151.2 MB in the beginning and 140.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3052.66 ms. Allocated memory was 221.8 MB in the beginning and 351.3 MB in the end (delta: 129.5 MB). Free memory was 140.6 MB in the beginning and 189.7 MB in the end (delta: -49.1 MB). Peak memory consumption was 101.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 48183.32 ms. Allocated memory was 351.3 MB in the beginning and 2.5 GB in the end (delta: 2.1 GB). Free memory was 189.7 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 442.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1877]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND TRUE ((int)max1) == ((int)id1) [L1674] st1 = 1 [L1675] mode1 = 0 [L1677] COND TRUE !(mode2 == 0) [L1679] r2 = (char)(((int)r2) + 1) [L1680] COND FALSE !(!(ep12 == 0)) [L1688] COND FALSE !(!(ep32 == 0)) [L1696] COND FALSE !(!(ep42 == 0)) [L1704] COND TRUE ((int)r2) == 3 [L1706] COND TRUE ((int)max2) == ((int)id2) [L1708] st2 = 1 [L1709] mode2 = 0 [L1711] COND TRUE !(mode3 == 0) [L1713] r3 = (char)(((int)r3) + 1) [L1714] COND FALSE !(!(ep13 == 0)) [L1722] COND FALSE !(!(ep23 == 0)) [L1730] COND FALSE !(!(ep43 == 0)) [L1738] COND TRUE ((int)r3) == 3 [L1740] COND TRUE ((int)max3) == ((int)id3) [L1742] st3 = 1 [L1743] mode3 = 0 [L1745] COND TRUE !(mode4 == 0) [L1747] r4 = (char)(((int)r4) + 1) [L1748] COND FALSE !(!(ep14 == 0)) [L1756] COND FALSE !(!(ep24 == 0)) [L1764] COND FALSE !(!(ep34 == 0)) [L1772] COND TRUE ((int)r4) == 3 [L1774] COND FALSE !(((int)max4) == ((int)id4)) [L1833] nl4 = 1 [L1834] mode4 = 0 [L1835] p12_old = p12_new [L1836] p12_new = nomsg [L1837] p13_old = p13_new [L1838] p13_new = nomsg [L1839] p14_old = p14_new [L1840] p14_new = nomsg [L1841] p21_old = p21_new [L1842] p21_new = nomsg [L1843] p23_old = p23_new [L1844] p23_new = nomsg [L1845] p24_old = p24_new [L1846] p24_new = nomsg [L1847] p31_old = p31_new [L1848] p31_new = nomsg [L1849] p32_old = p32_new [L1850] p32_new = nomsg [L1851] p34_old = p34_new [L1852] p34_new = nomsg [L1853] p41_old = p41_new [L1854] p41_new = nomsg [L1855] p42_old = p42_new [L1856] p42_new = nomsg [L1857] p43_old = p43_new [L1858] p43_new = nomsg [L1860] int check__tmp; [L1861] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1867] check__tmp = 0 [L1868] __return_6852 = check__tmp [L1869] main__c1 = __return_6852 [L1871] _Bool __tmp_7; [L1872] __tmp_7 = main__c1 [L1873] _Bool assert__arg; [L1874] assert__arg = __tmp_7 [L1875] COND TRUE assert__arg == 0 [L1877] __VERIFIER_error() - UnprovableResult [Line: 1820]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND TRUE ((int)max1) == ((int)id1) [L1674] st1 = 1 [L1675] mode1 = 0 [L1677] COND TRUE !(mode2 == 0) [L1679] r2 = (char)(((int)r2) + 1) [L1680] COND FALSE !(!(ep12 == 0)) [L1688] COND FALSE !(!(ep32 == 0)) [L1696] COND FALSE !(!(ep42 == 0)) [L1704] COND TRUE ((int)r2) == 3 [L1706] COND TRUE ((int)max2) == ((int)id2) [L1708] st2 = 1 [L1709] mode2 = 0 [L1711] COND TRUE !(mode3 == 0) [L1713] r3 = (char)(((int)r3) + 1) [L1714] COND FALSE !(!(ep13 == 0)) [L1722] COND FALSE !(!(ep23 == 0)) [L1730] COND FALSE !(!(ep43 == 0)) [L1738] COND TRUE ((int)r3) == 3 [L1740] COND TRUE ((int)max3) == ((int)id3) [L1742] st3 = 1 [L1743] mode3 = 0 [L1745] COND TRUE !(mode4 == 0) [L1747] r4 = (char)(((int)r4) + 1) [L1748] COND FALSE !(!(ep14 == 0)) [L1756] COND FALSE !(!(ep24 == 0)) [L1764] COND FALSE !(!(ep34 == 0)) [L1772] COND TRUE ((int)r4) == 3 [L1774] COND TRUE ((int)max4) == ((int)id4) [L1776] st4 = 1 [L1777] mode4 = 0 [L1778] p12_old = p12_new [L1779] p12_new = nomsg [L1780] p13_old = p13_new [L1781] p13_new = nomsg [L1782] p14_old = p14_new [L1783] p14_new = nomsg [L1784] p21_old = p21_new [L1785] p21_new = nomsg [L1786] p23_old = p23_new [L1787] p23_new = nomsg [L1788] p24_old = p24_new [L1789] p24_new = nomsg [L1790] p31_old = p31_new [L1791] p31_new = nomsg [L1792] p32_old = p32_new [L1793] p32_new = nomsg [L1794] p34_old = p34_new [L1795] p34_new = nomsg [L1796] p41_old = p41_new [L1797] p41_new = nomsg [L1798] p42_old = p42_new [L1799] p42_new = nomsg [L1800] p43_old = p43_new [L1801] p43_new = nomsg [L1803] int check__tmp; [L1804] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1810] check__tmp = 0 [L1811] __return_6895 = check__tmp [L1812] main__c1 = __return_6895 [L1814] _Bool __tmp_6; [L1815] __tmp_6 = main__c1 [L1816] _Bool assert__arg; [L1817] assert__arg = __tmp_6 [L1818] COND TRUE assert__arg == 0 [L1820] __VERIFIER_error() - UnprovableResult [Line: 2067]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND TRUE ((int)max1) == ((int)id1) [L1674] st1 = 1 [L1675] mode1 = 0 [L1677] COND TRUE !(mode2 == 0) [L1679] r2 = (char)(((int)r2) + 1) [L1680] COND FALSE !(!(ep12 == 0)) [L1688] COND FALSE !(!(ep32 == 0)) [L1696] COND FALSE !(!(ep42 == 0)) [L1704] COND TRUE ((int)r2) == 3 [L1706] COND TRUE ((int)max2) == ((int)id2) [L1708] st2 = 1 [L1709] mode2 = 0 [L1711] COND TRUE !(mode3 == 0) [L1713] r3 = (char)(((int)r3) + 1) [L1714] COND FALSE !(!(ep13 == 0)) [L1722] COND FALSE !(!(ep23 == 0)) [L1730] COND FALSE !(!(ep43 == 0)) [L1738] COND TRUE ((int)r3) == 3 [L1740] COND FALSE !(((int)max3) == ((int)id3)) [L1932] nl3 = 1 [L1933] mode3 = 0 [L1935] COND TRUE !(mode4 == 0) [L1937] r4 = (char)(((int)r4) + 1) [L1938] COND FALSE !(!(ep14 == 0)) [L1946] COND FALSE !(!(ep24 == 0)) [L1954] COND FALSE !(!(ep34 == 0)) [L1962] COND TRUE ((int)r4) == 3 [L1964] COND FALSE !(((int)max4) == ((int)id4)) [L2023] nl4 = 1 [L2024] mode4 = 0 [L2025] p12_old = p12_new [L2026] p12_new = nomsg [L2027] p13_old = p13_new [L2028] p13_new = nomsg [L2029] p14_old = p14_new [L2030] p14_new = nomsg [L2031] p21_old = p21_new [L2032] p21_new = nomsg [L2033] p23_old = p23_new [L2034] p23_new = nomsg [L2035] p24_old = p24_new [L2036] p24_new = nomsg [L2037] p31_old = p31_new [L2038] p31_new = nomsg [L2039] p32_old = p32_new [L2040] p32_new = nomsg [L2041] p34_old = p34_new [L2042] p34_new = nomsg [L2043] p41_old = p41_new [L2044] p41_new = nomsg [L2045] p42_old = p42_new [L2046] p42_new = nomsg [L2047] p43_old = p43_new [L2048] p43_new = nomsg [L2050] int check__tmp; [L2051] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2057] check__tmp = 0 [L2058] __return_6732 = check__tmp [L2059] main__c1 = __return_6732 [L2061] _Bool __tmp_9; [L2062] __tmp_9 = main__c1 [L2063] _Bool assert__arg; [L2064] assert__arg = __tmp_9 [L2065] COND TRUE assert__arg == 0 [L2067] __VERIFIER_error() - UnprovableResult [Line: 2010]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND TRUE ((int)max1) == ((int)id1) [L1674] st1 = 1 [L1675] mode1 = 0 [L1677] COND TRUE !(mode2 == 0) [L1679] r2 = (char)(((int)r2) + 1) [L1680] COND FALSE !(!(ep12 == 0)) [L1688] COND FALSE !(!(ep32 == 0)) [L1696] COND FALSE !(!(ep42 == 0)) [L1704] COND TRUE ((int)r2) == 3 [L1706] COND TRUE ((int)max2) == ((int)id2) [L1708] st2 = 1 [L1709] mode2 = 0 [L1711] COND TRUE !(mode3 == 0) [L1713] r3 = (char)(((int)r3) + 1) [L1714] COND FALSE !(!(ep13 == 0)) [L1722] COND FALSE !(!(ep23 == 0)) [L1730] COND FALSE !(!(ep43 == 0)) [L1738] COND TRUE ((int)r3) == 3 [L1740] COND FALSE !(((int)max3) == ((int)id3)) [L1932] nl3 = 1 [L1933] mode3 = 0 [L1935] COND TRUE !(mode4 == 0) [L1937] r4 = (char)(((int)r4) + 1) [L1938] COND FALSE !(!(ep14 == 0)) [L1946] COND FALSE !(!(ep24 == 0)) [L1954] COND FALSE !(!(ep34 == 0)) [L1962] COND TRUE ((int)r4) == 3 [L1964] COND TRUE ((int)max4) == ((int)id4) [L1966] st4 = 1 [L1967] mode4 = 0 [L1968] p12_old = p12_new [L1969] p12_new = nomsg [L1970] p13_old = p13_new [L1971] p13_new = nomsg [L1972] p14_old = p14_new [L1973] p14_new = nomsg [L1974] p21_old = p21_new [L1975] p21_new = nomsg [L1976] p23_old = p23_new [L1977] p23_new = nomsg [L1978] p24_old = p24_new [L1979] p24_new = nomsg [L1980] p31_old = p31_new [L1981] p31_new = nomsg [L1982] p32_old = p32_new [L1983] p32_new = nomsg [L1984] p34_old = p34_new [L1985] p34_new = nomsg [L1986] p41_old = p41_new [L1987] p41_new = nomsg [L1988] p42_old = p42_new [L1989] p42_new = nomsg [L1990] p43_old = p43_new [L1991] p43_new = nomsg [L1993] int check__tmp; [L1994] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2000] check__tmp = 0 [L2001] __return_6775 = check__tmp [L2002] main__c1 = __return_6775 [L2004] _Bool __tmp_8; [L2005] __tmp_8 = main__c1 [L2006] _Bool assert__arg; [L2007] assert__arg = __tmp_8 [L2008] COND TRUE assert__arg == 0 [L2010] __VERIFIER_error() - UnprovableResult [Line: 2333]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND TRUE ((int)max1) == ((int)id1) [L1674] st1 = 1 [L1675] mode1 = 0 [L1677] COND TRUE !(mode2 == 0) [L1679] r2 = (char)(((int)r2) + 1) [L1680] COND FALSE !(!(ep12 == 0)) [L1688] COND FALSE !(!(ep32 == 0)) [L1696] COND FALSE !(!(ep42 == 0)) [L1704] COND TRUE ((int)r2) == 3 [L1706] COND FALSE !(((int)max2) == ((int)id2)) [L2164] nl2 = 1 [L2165] mode2 = 0 [L2167] COND TRUE !(mode3 == 0) [L2169] r3 = (char)(((int)r3) + 1) [L2170] COND FALSE !(!(ep13 == 0)) [L2178] COND FALSE !(!(ep23 == 0)) [L2186] COND FALSE !(!(ep43 == 0)) [L2194] COND TRUE ((int)r3) == 3 [L2196] COND TRUE ((int)max3) == ((int)id3) [L2198] st3 = 1 [L2199] mode3 = 0 [L2201] COND TRUE !(mode4 == 0) [L2203] r4 = (char)(((int)r4) + 1) [L2204] COND FALSE !(!(ep14 == 0)) [L2212] COND FALSE !(!(ep24 == 0)) [L2220] COND FALSE !(!(ep34 == 0)) [L2228] COND TRUE ((int)r4) == 3 [L2230] COND FALSE !(((int)max4) == ((int)id4)) [L2289] nl4 = 1 [L2290] mode4 = 0 [L2291] p12_old = p12_new [L2292] p12_new = nomsg [L2293] p13_old = p13_new [L2294] p13_new = nomsg [L2295] p14_old = p14_new [L2296] p14_new = nomsg [L2297] p21_old = p21_new [L2298] p21_new = nomsg [L2299] p23_old = p23_new [L2300] p23_new = nomsg [L2301] p24_old = p24_new [L2302] p24_new = nomsg [L2303] p31_old = p31_new [L2304] p31_new = nomsg [L2305] p32_old = p32_new [L2306] p32_new = nomsg [L2307] p34_old = p34_new [L2308] p34_new = nomsg [L2309] p41_old = p41_new [L2310] p41_new = nomsg [L2311] p42_old = p42_new [L2312] p42_new = nomsg [L2313] p43_old = p43_new [L2314] p43_new = nomsg [L2316] int check__tmp; [L2317] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2323] check__tmp = 0 [L2324] __return_6578 = check__tmp [L2325] main__c1 = __return_6578 [L2327] _Bool __tmp_11; [L2328] __tmp_11 = main__c1 [L2329] _Bool assert__arg; [L2330] assert__arg = __tmp_11 [L2331] COND TRUE assert__arg == 0 [L2333] __VERIFIER_error() - UnprovableResult [Line: 2276]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND TRUE ((int)max1) == ((int)id1) [L1674] st1 = 1 [L1675] mode1 = 0 [L1677] COND TRUE !(mode2 == 0) [L1679] r2 = (char)(((int)r2) + 1) [L1680] COND FALSE !(!(ep12 == 0)) [L1688] COND FALSE !(!(ep32 == 0)) [L1696] COND FALSE !(!(ep42 == 0)) [L1704] COND TRUE ((int)r2) == 3 [L1706] COND FALSE !(((int)max2) == ((int)id2)) [L2164] nl2 = 1 [L2165] mode2 = 0 [L2167] COND TRUE !(mode3 == 0) [L2169] r3 = (char)(((int)r3) + 1) [L2170] COND FALSE !(!(ep13 == 0)) [L2178] COND FALSE !(!(ep23 == 0)) [L2186] COND FALSE !(!(ep43 == 0)) [L2194] COND TRUE ((int)r3) == 3 [L2196] COND TRUE ((int)max3) == ((int)id3) [L2198] st3 = 1 [L2199] mode3 = 0 [L2201] COND TRUE !(mode4 == 0) [L2203] r4 = (char)(((int)r4) + 1) [L2204] COND FALSE !(!(ep14 == 0)) [L2212] COND FALSE !(!(ep24 == 0)) [L2220] COND FALSE !(!(ep34 == 0)) [L2228] COND TRUE ((int)r4) == 3 [L2230] COND TRUE ((int)max4) == ((int)id4) [L2232] st4 = 1 [L2233] mode4 = 0 [L2234] p12_old = p12_new [L2235] p12_new = nomsg [L2236] p13_old = p13_new [L2237] p13_new = nomsg [L2238] p14_old = p14_new [L2239] p14_new = nomsg [L2240] p21_old = p21_new [L2241] p21_new = nomsg [L2242] p23_old = p23_new [L2243] p23_new = nomsg [L2244] p24_old = p24_new [L2245] p24_new = nomsg [L2246] p31_old = p31_new [L2247] p31_new = nomsg [L2248] p32_old = p32_new [L2249] p32_new = nomsg [L2250] p34_old = p34_new [L2251] p34_new = nomsg [L2252] p41_old = p41_new [L2253] p41_new = nomsg [L2254] p42_old = p42_new [L2255] p42_new = nomsg [L2256] p43_old = p43_new [L2257] p43_new = nomsg [L2259] int check__tmp; [L2260] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2266] check__tmp = 0 [L2267] __return_6621 = check__tmp [L2268] main__c1 = __return_6621 [L2270] _Bool __tmp_10; [L2271] __tmp_10 = main__c1 [L2272] _Bool assert__arg; [L2273] assert__arg = __tmp_10 [L2274] COND TRUE assert__arg == 0 [L2276] __VERIFIER_error() - UnprovableResult [Line: 2466]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND TRUE ((int)max1) == ((int)id1) [L1674] st1 = 1 [L1675] mode1 = 0 [L1677] COND TRUE !(mode2 == 0) [L1679] r2 = (char)(((int)r2) + 1) [L1680] COND FALSE !(!(ep12 == 0)) [L1688] COND FALSE !(!(ep32 == 0)) [L1696] COND FALSE !(!(ep42 == 0)) [L1704] COND TRUE ((int)r2) == 3 [L1706] COND FALSE !(((int)max2) == ((int)id2)) [L2164] nl2 = 1 [L2165] mode2 = 0 [L2167] COND TRUE !(mode3 == 0) [L2169] r3 = (char)(((int)r3) + 1) [L2170] COND FALSE !(!(ep13 == 0)) [L2178] COND FALSE !(!(ep23 == 0)) [L2186] COND FALSE !(!(ep43 == 0)) [L2194] COND TRUE ((int)r3) == 3 [L2196] COND FALSE !(((int)max3) == ((int)id3)) [L2388] nl3 = 1 [L2389] mode3 = 0 [L2391] COND TRUE !(mode4 == 0) [L2393] r4 = (char)(((int)r4) + 1) [L2394] COND FALSE !(!(ep14 == 0)) [L2402] COND FALSE !(!(ep24 == 0)) [L2410] COND FALSE !(!(ep34 == 0)) [L2418] COND TRUE ((int)r4) == 3 [L2420] COND TRUE ((int)max4) == ((int)id4) [L2422] st4 = 1 [L2423] mode4 = 0 [L2424] p12_old = p12_new [L2425] p12_new = nomsg [L2426] p13_old = p13_new [L2427] p13_new = nomsg [L2428] p14_old = p14_new [L2429] p14_new = nomsg [L2430] p21_old = p21_new [L2431] p21_new = nomsg [L2432] p23_old = p23_new [L2433] p23_new = nomsg [L2434] p24_old = p24_new [L2435] p24_new = nomsg [L2436] p31_old = p31_new [L2437] p31_new = nomsg [L2438] p32_old = p32_new [L2439] p32_new = nomsg [L2440] p34_old = p34_new [L2441] p34_new = nomsg [L2442] p41_old = p41_new [L2443] p41_new = nomsg [L2444] p42_old = p42_new [L2445] p42_new = nomsg [L2446] p43_old = p43_new [L2447] p43_new = nomsg [L2449] int check__tmp; [L2450] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2456] check__tmp = 0 [L2457] __return_6501 = check__tmp [L2458] main__c1 = __return_6501 [L2460] _Bool __tmp_12; [L2461] __tmp_12 = main__c1 [L2462] _Bool assert__arg; [L2463] assert__arg = __tmp_12 [L2464] COND TRUE assert__arg == 0 [L2466] __VERIFIER_error() - UnprovableResult [Line: 4274]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND FALSE !(((int)max1) == ((int)id1)) [L3602] nl1 = 1 [L3603] mode1 = 0 [L3605] COND TRUE !(mode2 == 0) [L3607] r2 = (char)(((int)r2) + 1) [L3608] COND FALSE !(!(ep12 == 0)) [L3616] COND FALSE !(!(ep32 == 0)) [L3624] COND FALSE !(!(ep42 == 0)) [L3632] COND TRUE ((int)r2) == 3 [L3634] COND FALSE !(((int)max2) == ((int)id2)) [L4162] nl2 = 1 [L4163] mode2 = 0 [L4165] COND TRUE !(mode3 == 0) [L4167] r3 = (char)(((int)r3) + 1) [L4168] COND FALSE !(!(ep13 == 0)) [L4176] COND FALSE !(!(ep23 == 0)) [L4184] COND FALSE !(!(ep43 == 0)) [L4192] COND TRUE ((int)r3) == 3 [L4194] COND TRUE ((int)max3) == ((int)id3) [L4196] st3 = 1 [L4197] mode3 = 0 [L4199] COND TRUE !(mode4 == 0) [L4201] r4 = (char)(((int)r4) + 1) [L4202] COND FALSE !(!(ep14 == 0)) [L4210] COND FALSE !(!(ep24 == 0)) [L4218] COND FALSE !(!(ep34 == 0)) [L4226] COND TRUE ((int)r4) == 3 [L4228] COND TRUE ((int)max4) == ((int)id4) [L4230] st4 = 1 [L4231] mode4 = 0 [L4232] p12_old = p12_new [L4233] p12_new = nomsg [L4234] p13_old = p13_new [L4235] p13_new = nomsg [L4236] p14_old = p14_new [L4237] p14_new = nomsg [L4238] p21_old = p21_new [L4239] p21_new = nomsg [L4240] p23_old = p23_new [L4241] p23_new = nomsg [L4242] p24_old = p24_new [L4243] p24_new = nomsg [L4244] p31_old = p31_new [L4245] p31_new = nomsg [L4246] p32_old = p32_new [L4247] p32_new = nomsg [L4248] p34_old = p34_new [L4249] p34_new = nomsg [L4250] p41_old = p41_new [L4251] p41_new = nomsg [L4252] p42_old = p42_new [L4253] p42_new = nomsg [L4254] p43_old = p43_new [L4255] p43_new = nomsg [L4257] int check__tmp; [L4258] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L4264] check__tmp = 0 [L4265] __return_5993 = check__tmp [L4266] main__c1 = __return_5993 [L4268] _Bool __tmp_17; [L4269] __tmp_17 = main__c1 [L4270] _Bool assert__arg; [L4271] assert__arg = __tmp_17 [L4272] COND TRUE assert__arg == 0 [L4274] __VERIFIER_error() - UnprovableResult [Line: 3805]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND FALSE !(((int)max1) == ((int)id1)) [L3602] nl1 = 1 [L3603] mode1 = 0 [L3605] COND TRUE !(mode2 == 0) [L3607] r2 = (char)(((int)r2) + 1) [L3608] COND FALSE !(!(ep12 == 0)) [L3616] COND FALSE !(!(ep32 == 0)) [L3624] COND FALSE !(!(ep42 == 0)) [L3632] COND TRUE ((int)r2) == 3 [L3634] COND TRUE ((int)max2) == ((int)id2) [L3636] st2 = 1 [L3637] mode2 = 0 [L3639] COND TRUE !(mode3 == 0) [L3641] r3 = (char)(((int)r3) + 1) [L3642] COND FALSE !(!(ep13 == 0)) [L3650] COND FALSE !(!(ep23 == 0)) [L3658] COND FALSE !(!(ep43 == 0)) [L3666] COND TRUE ((int)r3) == 3 [L3668] COND TRUE ((int)max3) == ((int)id3) [L3670] st3 = 1 [L3671] mode3 = 0 [L3673] COND TRUE !(mode4 == 0) [L3675] r4 = (char)(((int)r4) + 1) [L3676] COND FALSE !(!(ep14 == 0)) [L3684] COND FALSE !(!(ep24 == 0)) [L3692] COND FALSE !(!(ep34 == 0)) [L3700] COND TRUE ((int)r4) == 3 [L3702] COND FALSE !(((int)max4) == ((int)id4)) [L3761] nl4 = 1 [L3762] mode4 = 0 [L3763] p12_old = p12_new [L3764] p12_new = nomsg [L3765] p13_old = p13_new [L3766] p13_new = nomsg [L3767] p14_old = p14_new [L3768] p14_new = nomsg [L3769] p21_old = p21_new [L3770] p21_new = nomsg [L3771] p23_old = p23_new [L3772] p23_new = nomsg [L3773] p24_old = p24_new [L3774] p24_new = nomsg [L3775] p31_old = p31_new [L3776] p31_new = nomsg [L3777] p32_old = p32_new [L3778] p32_new = nomsg [L3779] p34_old = p34_new [L3780] p34_new = nomsg [L3781] p41_old = p41_new [L3782] p41_new = nomsg [L3783] p42_old = p42_new [L3784] p42_new = nomsg [L3785] p43_old = p43_new [L3786] p43_new = nomsg [L3788] int check__tmp; [L3789] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3795] check__tmp = 0 [L3796] __return_6247 = check__tmp [L3797] main__c1 = __return_6247 [L3799] _Bool __tmp_15; [L3800] __tmp_15 = main__c1 [L3801] _Bool assert__arg; [L3802] assert__arg = __tmp_15 [L3803] COND TRUE assert__arg == 0 [L3805] __VERIFIER_error() - UnprovableResult [Line: 3748]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND FALSE !(((int)max1) == ((int)id1)) [L3602] nl1 = 1 [L3603] mode1 = 0 [L3605] COND TRUE !(mode2 == 0) [L3607] r2 = (char)(((int)r2) + 1) [L3608] COND FALSE !(!(ep12 == 0)) [L3616] COND FALSE !(!(ep32 == 0)) [L3624] COND FALSE !(!(ep42 == 0)) [L3632] COND TRUE ((int)r2) == 3 [L3634] COND TRUE ((int)max2) == ((int)id2) [L3636] st2 = 1 [L3637] mode2 = 0 [L3639] COND TRUE !(mode3 == 0) [L3641] r3 = (char)(((int)r3) + 1) [L3642] COND FALSE !(!(ep13 == 0)) [L3650] COND FALSE !(!(ep23 == 0)) [L3658] COND FALSE !(!(ep43 == 0)) [L3666] COND TRUE ((int)r3) == 3 [L3668] COND TRUE ((int)max3) == ((int)id3) [L3670] st3 = 1 [L3671] mode3 = 0 [L3673] COND TRUE !(mode4 == 0) [L3675] r4 = (char)(((int)r4) + 1) [L3676] COND FALSE !(!(ep14 == 0)) [L3684] COND FALSE !(!(ep24 == 0)) [L3692] COND FALSE !(!(ep34 == 0)) [L3700] COND TRUE ((int)r4) == 3 [L3702] COND TRUE ((int)max4) == ((int)id4) [L3704] st4 = 1 [L3705] mode4 = 0 [L3706] p12_old = p12_new [L3707] p12_new = nomsg [L3708] p13_old = p13_new [L3709] p13_new = nomsg [L3710] p14_old = p14_new [L3711] p14_new = nomsg [L3712] p21_old = p21_new [L3713] p21_new = nomsg [L3714] p23_old = p23_new [L3715] p23_new = nomsg [L3716] p24_old = p24_new [L3717] p24_new = nomsg [L3718] p31_old = p31_new [L3719] p31_new = nomsg [L3720] p32_old = p32_new [L3721] p32_new = nomsg [L3722] p34_old = p34_new [L3723] p34_new = nomsg [L3724] p41_old = p41_new [L3725] p41_new = nomsg [L3726] p42_old = p42_new [L3727] p42_new = nomsg [L3728] p43_old = p43_new [L3729] p43_new = nomsg [L3731] int check__tmp; [L3732] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3738] check__tmp = 0 [L3739] __return_6290 = check__tmp [L3740] main__c1 = __return_6290 [L3742] _Bool __tmp_14; [L3743] __tmp_14 = main__c1 [L3744] _Bool assert__arg; [L3745] assert__arg = __tmp_14 [L3746] COND TRUE assert__arg == 0 [L3748] __VERIFIER_error() - UnprovableResult [Line: 3938]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND FALSE !(((int)max1) == ((int)id1)) [L3602] nl1 = 1 [L3603] mode1 = 0 [L3605] COND TRUE !(mode2 == 0) [L3607] r2 = (char)(((int)r2) + 1) [L3608] COND FALSE !(!(ep12 == 0)) [L3616] COND FALSE !(!(ep32 == 0)) [L3624] COND FALSE !(!(ep42 == 0)) [L3632] COND TRUE ((int)r2) == 3 [L3634] COND TRUE ((int)max2) == ((int)id2) [L3636] st2 = 1 [L3637] mode2 = 0 [L3639] COND TRUE !(mode3 == 0) [L3641] r3 = (char)(((int)r3) + 1) [L3642] COND FALSE !(!(ep13 == 0)) [L3650] COND FALSE !(!(ep23 == 0)) [L3658] COND FALSE !(!(ep43 == 0)) [L3666] COND TRUE ((int)r3) == 3 [L3668] COND FALSE !(((int)max3) == ((int)id3)) [L3860] nl3 = 1 [L3861] mode3 = 0 [L3863] COND TRUE !(mode4 == 0) [L3865] r4 = (char)(((int)r4) + 1) [L3866] COND FALSE !(!(ep14 == 0)) [L3874] COND FALSE !(!(ep24 == 0)) [L3882] COND FALSE !(!(ep34 == 0)) [L3890] COND TRUE ((int)r4) == 3 [L3892] COND TRUE ((int)max4) == ((int)id4) [L3894] st4 = 1 [L3895] mode4 = 0 [L3896] p12_old = p12_new [L3897] p12_new = nomsg [L3898] p13_old = p13_new [L3899] p13_new = nomsg [L3900] p14_old = p14_new [L3901] p14_new = nomsg [L3902] p21_old = p21_new [L3903] p21_new = nomsg [L3904] p23_old = p23_new [L3905] p23_new = nomsg [L3906] p24_old = p24_new [L3907] p24_new = nomsg [L3908] p31_old = p31_new [L3909] p31_new = nomsg [L3910] p32_old = p32_new [L3911] p32_new = nomsg [L3912] p34_old = p34_new [L3913] p34_new = nomsg [L3914] p41_old = p41_new [L3915] p41_new = nomsg [L3916] p42_old = p42_new [L3917] p42_new = nomsg [L3918] p43_old = p43_new [L3919] p43_new = nomsg [L3921] int check__tmp; [L3922] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3928] check__tmp = 0 [L3929] __return_6170 = check__tmp [L3930] main__c1 = __return_6170 [L3932] _Bool __tmp_16; [L3933] __tmp_16 = main__c1 [L3934] _Bool assert__arg; [L3935] assert__arg = __tmp_16 [L3936] COND TRUE assert__arg == 0 [L3938] __VERIFIER_error() - UnprovableResult [Line: 2547]: 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; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p14 = 0; [L21] char p14_old = '\x0'; [L22] char p14_new = '\x0'; [L23] _Bool ep14 = 0; [L24] port_t p21 = 0; [L25] char p21_old = '\x0'; [L26] char p21_new = '\x0'; [L27] _Bool ep21 = 0; [L28] port_t p23 = 0; [L29] char p23_old = '\x0'; [L30] char p23_new = '\x0'; [L31] _Bool ep23 = 0; [L32] port_t p24 = 0; [L33] char p24_old = '\x0'; [L34] char p24_new = '\x0'; [L35] _Bool ep24 = 0; [L36] port_t p31 = 0; [L37] char p31_old = '\x0'; [L38] char p31_new = '\x0'; [L39] _Bool ep31 = 0; [L40] port_t p32 = 0; [L41] char p32_old = '\x0'; [L42] char p32_new = '\x0'; [L43] _Bool ep32 = 0; [L44] port_t p34 = 0; [L45] char p34_old = '\x0'; [L46] char p34_new = '\x0'; [L47] _Bool ep34 = 0; [L48] port_t p41 = 0; [L49] char p41_old = '\x0'; [L50] char p41_new = '\x0'; [L51] _Bool ep41 = 0; [L52] port_t p42 = 0; [L53] char p42_old = '\x0'; [L54] char p42_new = '\x0'; [L55] _Bool ep42 = 0; [L56] port_t p43 = 0; [L57] char p43_old = '\x0'; [L58] char p43_new = '\x0'; [L59] _Bool ep43 = 0; [L60] char id1 = '\x0'; [L61] char r1 = '\x0'; [L62] char st1 = '\x0'; [L63] char nl1 = '\x0'; [L64] char m1 = '\x0'; [L65] char max1 = '\x0'; [L66] _Bool mode1 = 0; [L67] char id2 = '\x0'; [L68] char r2 = '\x0'; [L69] char st2 = '\x0'; [L70] char nl2 = '\x0'; [L71] char m2 = '\x0'; [L72] char max2 = '\x0'; [L73] _Bool mode2 = 0; [L74] char id3 = '\x0'; [L75] char r3 = '\x0'; [L76] char st3 = '\x0'; [L77] char nl3 = '\x0'; [L78] char m3 = '\x0'; [L79] char max3 = '\x0'; [L80] _Bool mode3 = 0; [L81] char id4 = '\x0'; [L82] char r4 = '\x0'; [L83] char st4 = '\x0'; [L84] char nl4 = '\x0'; [L85] char m4 = '\x0'; [L86] char max4 = '\x0'; [L87] _Bool mode4 = 0; [L92] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L96] int __return_4295; [L97] int __return_4505; [L98] int __return_4688; [L99] int __return_4879; [L100] int __return_5062; [L101] int __return_5253; [L102] int __return_6895; [L103] int __return_6852; [L104] int __return_6775; [L105] int __return_6732; [L106] int __return_6621; [L107] int __return_6578; [L108] int __return_6501; [L109] int __return_6455; [L110] int __tmp_5446_0; [L111] int __return_5619; [L112] int __return_5459; [L113] int __return_6290; [L114] int __return_6247; [L115] int __return_6170; [L116] int __return_6124; [L117] int __return_5993; [L118] int __return_5947; [L119] int __return_5847; [L120] int __return_5445; [L123] int main__c1; [L124] int main__i2; [L125] main__c1 = 0 [L126] ep12 = __VERIFIER_nondet_bool() [L127] ep13 = __VERIFIER_nondet_bool() [L128] ep14 = __VERIFIER_nondet_bool() [L129] ep21 = __VERIFIER_nondet_bool() [L130] ep23 = __VERIFIER_nondet_bool() [L131] ep24 = __VERIFIER_nondet_bool() [L132] ep31 = __VERIFIER_nondet_bool() [L133] ep32 = __VERIFIER_nondet_bool() [L134] ep34 = __VERIFIER_nondet_bool() [L135] ep41 = __VERIFIER_nondet_bool() [L136] ep42 = __VERIFIER_nondet_bool() [L137] ep43 = __VERIFIER_nondet_bool() [L138] id1 = __VERIFIER_nondet_char() [L139] r1 = __VERIFIER_nondet_char() [L140] st1 = __VERIFIER_nondet_char() [L141] nl1 = __VERIFIER_nondet_char() [L142] m1 = __VERIFIER_nondet_char() [L143] max1 = __VERIFIER_nondet_char() [L144] mode1 = __VERIFIER_nondet_bool() [L145] id2 = __VERIFIER_nondet_char() [L146] r2 = __VERIFIER_nondet_char() [L147] st2 = __VERIFIER_nondet_char() [L148] nl2 = __VERIFIER_nondet_char() [L149] m2 = __VERIFIER_nondet_char() [L150] max2 = __VERIFIER_nondet_char() [L151] mode2 = __VERIFIER_nondet_bool() [L152] id3 = __VERIFIER_nondet_char() [L153] r3 = __VERIFIER_nondet_char() [L154] st3 = __VERIFIER_nondet_char() [L155] nl3 = __VERIFIER_nondet_char() [L156] m3 = __VERIFIER_nondet_char() [L157] max3 = __VERIFIER_nondet_char() [L158] mode3 = __VERIFIER_nondet_bool() [L159] id4 = __VERIFIER_nondet_char() [L160] r4 = __VERIFIER_nondet_char() [L161] st4 = __VERIFIER_nondet_char() [L162] nl4 = __VERIFIER_nondet_char() [L163] m4 = __VERIFIER_nondet_char() [L164] max4 = __VERIFIER_nondet_char() [L165] mode4 = __VERIFIER_nondet_bool() [L167] _Bool init__r121; [L168] _Bool init__r131; [L169] _Bool init__r141; [L170] _Bool init__r211; [L171] _Bool init__r231; [L172] _Bool init__r241; [L173] _Bool init__r311; [L174] _Bool init__r321; [L175] _Bool init__r341; [L176] _Bool init__r411; [L177] _Bool init__r421; [L178] _Bool init__r431; [L179] _Bool init__r122; [L180] int init__tmp; [L181] _Bool init__r132; [L182] int init__tmp___0; [L183] _Bool init__r142; [L184] int init__tmp___1; [L185] _Bool init__r212; [L186] int init__tmp___2; [L187] _Bool init__r232; [L188] int init__tmp___3; [L189] _Bool init__r242; [L190] int init__tmp___4; [L191] _Bool init__r312; [L192] int init__tmp___5; [L193] _Bool init__r322; [L194] int init__tmp___6; [L195] _Bool init__r342; [L196] int init__tmp___7; [L197] _Bool init__r412; [L198] int init__tmp___8; [L199] _Bool init__r422; [L200] int init__tmp___9; [L201] _Bool init__r432; [L202] int init__tmp___10; [L203] _Bool init__r123; [L204] int init__tmp___11; [L205] _Bool init__r133; [L206] int init__tmp___12; [L207] _Bool init__r143; [L208] int init__tmp___13; [L209] _Bool init__r213; [L210] int init__tmp___14; [L211] _Bool init__r233; [L212] int init__tmp___15; [L213] _Bool init__r243; [L214] int init__tmp___16; [L215] _Bool init__r313; [L216] int init__tmp___17; [L217] _Bool init__r323; [L218] int init__tmp___18; [L219] _Bool init__r343; [L220] int init__tmp___19; [L221] _Bool init__r413; [L222] int init__tmp___20; [L223] _Bool init__r423; [L224] int init__tmp___21; [L225] _Bool init__r433; [L226] int init__tmp___22; [L227] int init__tmp___23; [L228] init__r121 = ep12 [L229] init__r131 = ep13 [L230] init__r141 = ep14 [L231] init__r211 = ep21 [L232] init__r231 = ep23 [L233] init__r241 = ep24 [L234] init__r311 = ep31 [L235] init__r321 = ep32 [L236] init__r341 = ep34 [L237] init__r411 = ep41 [L238] init__r421 = ep42 [L239] init__r431 = ep43 [L240] COND TRUE !(init__r121 == 0) [L242] init__tmp = 1 [L244] init__r122 = (_Bool)init__tmp [L245] COND TRUE !(init__r131 == 0) [L247] init__tmp___0 = 1 [L249] init__r132 = (_Bool)init__tmp___0 [L250] COND TRUE !(init__r141 == 0) [L252] init__tmp___1 = 1 [L254] init__r142 = (_Bool)init__tmp___1 [L255] COND TRUE !(init__r211 == 0) [L257] init__tmp___2 = 1 [L259] init__r212 = (_Bool)init__tmp___2 [L260] COND TRUE !(init__r231 == 0) [L262] init__tmp___3 = 1 [L264] init__r232 = (_Bool)init__tmp___3 [L265] COND TRUE !(init__r241 == 0) [L267] init__tmp___4 = 1 [L269] init__r242 = (_Bool)init__tmp___4 [L270] COND TRUE !(init__r311 == 0) [L272] init__tmp___5 = 1 [L274] init__r312 = (_Bool)init__tmp___5 [L275] COND TRUE !(init__r321 == 0) [L277] init__tmp___6 = 1 [L279] init__r322 = (_Bool)init__tmp___6 [L280] COND TRUE !(init__r341 == 0) [L282] init__tmp___7 = 1 [L284] init__r342 = (_Bool)init__tmp___7 [L285] COND TRUE !(init__r411 == 0) [L287] init__tmp___8 = 1 [L289] init__r412 = (_Bool)init__tmp___8 [L290] COND TRUE !(init__r421 == 0) [L292] init__tmp___9 = 1 [L294] init__r422 = (_Bool)init__tmp___9 [L295] COND TRUE !(init__r431 == 0) [L297] init__tmp___10 = 1 [L299] init__r432 = (_Bool)init__tmp___10 [L300] COND TRUE !(init__r122 == 0) [L302] init__tmp___11 = 1 [L304] init__r123 = (_Bool)init__tmp___11 [L305] COND TRUE !(init__r132 == 0) [L307] init__tmp___12 = 1 [L309] init__r133 = (_Bool)init__tmp___12 [L310] COND TRUE !(init__r142 == 0) [L312] init__tmp___13 = 1 [L314] init__r143 = (_Bool)init__tmp___13 [L315] COND TRUE !(init__r212 == 0) [L317] init__tmp___14 = 1 [L319] init__r213 = (_Bool)init__tmp___14 [L320] COND TRUE !(init__r232 == 0) [L322] init__tmp___15 = 1 [L324] init__r233 = (_Bool)init__tmp___15 [L325] COND TRUE !(init__r242 == 0) [L327] init__tmp___16 = 1 [L329] init__r243 = (_Bool)init__tmp___16 [L330] COND TRUE !(init__r312 == 0) [L332] init__tmp___17 = 1 [L334] init__r313 = (_Bool)init__tmp___17 [L335] COND TRUE !(init__r322 == 0) [L337] init__tmp___18 = 1 [L339] init__r323 = (_Bool)init__tmp___18 [L340] COND TRUE !(init__r342 == 0) [L342] init__tmp___19 = 1 [L344] init__r343 = (_Bool)init__tmp___19 [L345] COND TRUE !(init__r412 == 0) [L347] init__tmp___20 = 1 [L349] init__r413 = (_Bool)init__tmp___20 [L350] COND TRUE !(init__r422 == 0) [L352] init__tmp___21 = 1 [L354] init__r423 = (_Bool)init__tmp___21 [L355] COND TRUE !(init__r432 == 0) [L357] init__tmp___22 = 1 [L359] init__r433 = (_Bool)init__tmp___22 [L360] COND TRUE ((int)id1) != ((int)id2) [L362] COND TRUE ((int)id1) != ((int)id3) [L364] COND TRUE ((int)id1) != ((int)id4) [L366] COND TRUE ((int)id2) != ((int)id3) [L368] COND TRUE ((int)id2) != ((int)id4) [L370] COND TRUE ((int)id3) != ((int)id4) [L372] COND TRUE ((int)id1) >= 0 [L374] COND TRUE ((int)id2) >= 0 [L376] COND TRUE ((int)id3) >= 0 [L378] COND TRUE ((int)id4) >= 0 [L380] COND TRUE ((int)r1) == 0 [L382] COND TRUE ((int)r2) == 0 [L384] COND TRUE ((int)r3) == 0 [L386] COND TRUE ((int)r4) == 0 [L388] COND TRUE !(init__r123 == 0) [L390] COND TRUE !(init__r133 == 0) [L392] COND TRUE !(init__r143 == 0) [L394] COND TRUE !(init__r213 == 0) [L396] COND TRUE !(init__r233 == 0) [L398] COND TRUE !(init__r243 == 0) [L400] COND TRUE !(init__r313 == 0) [L402] COND TRUE !(init__r323 == 0) [L404] COND TRUE !(init__r343 == 0) [L406] COND TRUE !(init__r413 == 0) [L408] COND TRUE !(init__r423 == 0) [L410] COND TRUE !(init__r433 == 0) [L412] COND TRUE ((int)max1) == ((int)id1) [L414] COND TRUE ((int)max2) == ((int)id2) [L416] COND TRUE ((int)max3) == ((int)id3) [L418] COND TRUE ((int)max4) == ((int)id4) [L420] COND TRUE ((int)st1) == 0 [L422] COND TRUE ((int)st2) == 0 [L424] COND TRUE ((int)st3) == 0 [L426] COND TRUE ((int)st4) == 0 [L428] COND TRUE ((int)nl1) == 0 [L430] COND TRUE ((int)nl2) == 0 [L432] COND TRUE ((int)nl3) == 0 [L434] COND TRUE ((int)nl4) == 0 [L436] COND TRUE ((int)mode1) == 0 [L438] COND TRUE ((int)mode2) == 0 [L440] COND TRUE ((int)mode3) == 0 [L442] COND TRUE ((int)mode4) == 0 [L444] init__tmp___23 = 1 [L445] __return_4295 = init__tmp___23 [L446] main__i2 = __return_4295 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] COND FALSE !(!(mode1 == 0)) [L483] COND TRUE ((int)r1) < 3 [L485] COND FALSE !(!(ep12 == 0)) [L496] COND FALSE !(!(ep13 == 0)) [L507] COND FALSE !(!(ep14 == 0)) [L518] mode1 = 1 [L520] COND FALSE !(!(mode2 == 0)) [L526] COND TRUE ((int)r2) < 3 [L528] COND FALSE !(!(ep21 == 0)) [L539] COND FALSE !(!(ep23 == 0)) [L550] COND FALSE !(!(ep24 == 0)) [L561] mode2 = 1 [L563] COND FALSE !(!(mode3 == 0)) [L569] COND TRUE ((int)r3) < 3 [L571] COND FALSE !(!(ep31 == 0)) [L582] COND FALSE !(!(ep32 == 0)) [L593] COND FALSE !(!(ep34 == 0)) [L604] mode3 = 1 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L625] COND FALSE !(!(ep42 == 0)) [L636] COND FALSE !(!(ep43 == 0)) [L647] mode4 = 1 [L648] p12_old = p12_new [L649] p12_new = nomsg [L650] p13_old = p13_new [L651] p13_new = nomsg [L652] p14_old = p14_new [L653] p14_new = nomsg [L654] p21_old = p21_new [L655] p21_new = nomsg [L656] p23_old = p23_new [L657] p23_new = nomsg [L658] p24_old = p24_new [L659] p24_new = nomsg [L660] p31_old = p31_new [L661] p31_new = nomsg [L662] p32_old = p32_new [L663] p32_new = nomsg [L664] p34_old = p34_new [L665] p34_new = nomsg [L666] p41_old = p41_new [L667] p41_new = nomsg [L668] p42_old = p42_new [L669] p42_new = nomsg [L670] p43_old = p43_new [L671] p43_new = nomsg [L673] int check__tmp; [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L676] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L678] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L680] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L682] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L684] COND FALSE !(((int)r1) >= 3) [L690] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L692] COND TRUE ((int)r1) < 3 [L694] COND FALSE !(((int)r1) >= 3) [L700] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L702] COND TRUE ((int)r1) < 3 [L704] check__tmp = 1 [L705] __return_4505 = check__tmp [L706] main__c1 = __return_4505 [L708] _Bool __tmp_1; [L709] __tmp_1 = main__c1 [L710] _Bool assert__arg; [L711] assert__arg = __tmp_1 [L712] COND FALSE !(assert__arg == 0) [L718] int main____CPAchecker_TMP_0 = main__i2; [L719] main__i2 = main__i2 + 1 [L720] COND TRUE main__i2 < 8 [L723] COND TRUE !(mode1 == 0) [L725] r1 = (char)(((int)r1) + 1) [L726] COND FALSE !(!(ep21 == 0)) [L734] COND FALSE !(!(ep31 == 0)) [L742] COND FALSE !(!(ep41 == 0)) [L750] COND FALSE !(((int)r1) == 3) [L756] mode1 = 0 [L758] COND TRUE !(mode2 == 0) [L760] r2 = (char)(((int)r2) + 1) [L761] COND FALSE !(!(ep12 == 0)) [L769] COND FALSE !(!(ep32 == 0)) [L777] COND FALSE !(!(ep42 == 0)) [L785] COND FALSE !(((int)r2) == 3) [L791] mode2 = 0 [L793] COND TRUE !(mode3 == 0) [L795] r3 = (char)(((int)r3) + 1) [L796] COND FALSE !(!(ep13 == 0)) [L804] COND FALSE !(!(ep23 == 0)) [L812] COND FALSE !(!(ep43 == 0)) [L820] COND FALSE !(((int)r3) == 3) [L826] mode3 = 0 [L828] COND TRUE !(mode4 == 0) [L830] r4 = (char)(((int)r4) + 1) [L831] COND FALSE !(!(ep14 == 0)) [L839] COND FALSE !(!(ep24 == 0)) [L847] COND FALSE !(!(ep34 == 0)) [L855] COND FALSE !(((int)r4) == 3) [L861] mode4 = 0 [L862] p12_old = p12_new [L863] p12_new = nomsg [L864] p13_old = p13_new [L865] p13_new = nomsg [L866] p14_old = p14_new [L867] p14_new = nomsg [L868] p21_old = p21_new [L869] p21_new = nomsg [L870] p23_old = p23_new [L871] p23_new = nomsg [L872] p24_old = p24_new [L873] p24_new = nomsg [L874] p31_old = p31_new [L875] p31_new = nomsg [L876] p32_old = p32_new [L877] p32_new = nomsg [L878] p34_old = p34_new [L879] p34_new = nomsg [L880] p41_old = p41_new [L881] p41_new = nomsg [L882] p42_old = p42_new [L883] p42_new = nomsg [L884] p43_old = p43_new [L885] p43_new = nomsg [L887] int check__tmp; [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L890] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L892] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L894] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L896] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L898] COND FALSE !(((int)r1) >= 3) [L904] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L906] COND TRUE ((int)r1) < 3 [L908] COND FALSE !(((int)r1) >= 3) [L914] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L916] COND TRUE ((int)r1) < 3 [L918] check__tmp = 1 [L919] __return_4688 = check__tmp [L920] main__c1 = __return_4688 [L922] _Bool __tmp_2; [L923] __tmp_2 = main__c1 [L924] _Bool assert__arg; [L925] assert__arg = __tmp_2 [L926] COND FALSE !(assert__arg == 0) [L932] int main____CPAchecker_TMP_0 = main__i2; [L933] main__i2 = main__i2 + 1 [L934] COND TRUE main__i2 < 8 [L937] COND FALSE !(!(mode1 == 0)) [L943] COND TRUE ((int)r1) < 3 [L945] COND FALSE !(!(ep12 == 0)) [L956] COND FALSE !(!(ep13 == 0)) [L967] COND FALSE !(!(ep14 == 0)) [L978] mode1 = 1 [L980] COND FALSE !(!(mode2 == 0)) [L986] COND TRUE ((int)r2) < 3 [L988] COND FALSE !(!(ep21 == 0)) [L999] COND FALSE !(!(ep23 == 0)) [L1010] COND FALSE !(!(ep24 == 0)) [L1021] mode2 = 1 [L1023] COND FALSE !(!(mode3 == 0)) [L1029] COND TRUE ((int)r3) < 3 [L1031] COND FALSE !(!(ep31 == 0)) [L1042] COND FALSE !(!(ep32 == 0)) [L1053] COND FALSE !(!(ep34 == 0)) [L1064] mode3 = 1 [L1066] COND FALSE !(!(mode4 == 0)) [L1072] COND TRUE ((int)r4) < 3 [L1074] COND FALSE !(!(ep41 == 0)) [L1085] COND FALSE !(!(ep42 == 0)) [L1096] COND FALSE !(!(ep43 == 0)) [L1107] mode4 = 1 [L1108] p12_old = p12_new [L1109] p12_new = nomsg [L1110] p13_old = p13_new [L1111] p13_new = nomsg [L1112] p14_old = p14_new [L1113] p14_new = nomsg [L1114] p21_old = p21_new [L1115] p21_new = nomsg [L1116] p23_old = p23_new [L1117] p23_new = nomsg [L1118] p24_old = p24_new [L1119] p24_new = nomsg [L1120] p31_old = p31_new [L1121] p31_new = nomsg [L1122] p32_old = p32_new [L1123] p32_new = nomsg [L1124] p34_old = p34_new [L1125] p34_new = nomsg [L1126] p41_old = p41_new [L1127] p41_new = nomsg [L1128] p42_old = p42_new [L1129] p42_new = nomsg [L1130] p43_old = p43_new [L1131] p43_new = nomsg [L1133] int check__tmp; [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1136] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1138] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1140] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1142] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1144] COND FALSE !(((int)r1) >= 3) [L1150] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1152] COND TRUE ((int)r1) < 3 [L1154] COND FALSE !(((int)r1) >= 3) [L1160] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1162] COND TRUE ((int)r1) < 3 [L1164] check__tmp = 1 [L1165] __return_4879 = check__tmp [L1166] main__c1 = __return_4879 [L1168] _Bool __tmp_3; [L1169] __tmp_3 = main__c1 [L1170] _Bool assert__arg; [L1171] assert__arg = __tmp_3 [L1172] COND FALSE !(assert__arg == 0) [L1178] int main____CPAchecker_TMP_0 = main__i2; [L1179] main__i2 = main__i2 + 1 [L1180] COND TRUE main__i2 < 8 [L1183] COND TRUE !(mode1 == 0) [L1185] r1 = (char)(((int)r1) + 1) [L1186] COND FALSE !(!(ep21 == 0)) [L1194] COND FALSE !(!(ep31 == 0)) [L1202] COND FALSE !(!(ep41 == 0)) [L1210] COND FALSE !(((int)r1) == 3) [L1216] mode1 = 0 [L1218] COND TRUE !(mode2 == 0) [L1220] r2 = (char)(((int)r2) + 1) [L1221] COND FALSE !(!(ep12 == 0)) [L1229] COND FALSE !(!(ep32 == 0)) [L1237] COND FALSE !(!(ep42 == 0)) [L1245] COND FALSE !(((int)r2) == 3) [L1251] mode2 = 0 [L1253] COND TRUE !(mode3 == 0) [L1255] r3 = (char)(((int)r3) + 1) [L1256] COND FALSE !(!(ep13 == 0)) [L1264] COND FALSE !(!(ep23 == 0)) [L1272] COND FALSE !(!(ep43 == 0)) [L1280] COND FALSE !(((int)r3) == 3) [L1286] mode3 = 0 [L1288] COND TRUE !(mode4 == 0) [L1290] r4 = (char)(((int)r4) + 1) [L1291] COND FALSE !(!(ep14 == 0)) [L1299] COND FALSE !(!(ep24 == 0)) [L1307] COND FALSE !(!(ep34 == 0)) [L1315] COND FALSE !(((int)r4) == 3) [L1321] mode4 = 0 [L1322] p12_old = p12_new [L1323] p12_new = nomsg [L1324] p13_old = p13_new [L1325] p13_new = nomsg [L1326] p14_old = p14_new [L1327] p14_new = nomsg [L1328] p21_old = p21_new [L1329] p21_new = nomsg [L1330] p23_old = p23_new [L1331] p23_new = nomsg [L1332] p24_old = p24_new [L1333] p24_new = nomsg [L1334] p31_old = p31_new [L1335] p31_new = nomsg [L1336] p32_old = p32_new [L1337] p32_new = nomsg [L1338] p34_old = p34_new [L1339] p34_new = nomsg [L1340] p41_old = p41_new [L1341] p41_new = nomsg [L1342] p42_old = p42_new [L1343] p42_new = nomsg [L1344] p43_old = p43_new [L1345] p43_new = nomsg [L1347] int check__tmp; [L1348] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1350] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1352] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1354] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1356] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1358] COND FALSE !(((int)r1) >= 3) [L1364] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1366] COND TRUE ((int)r1) < 3 [L1368] COND FALSE !(((int)r1) >= 3) [L1374] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1376] COND TRUE ((int)r1) < 3 [L1378] check__tmp = 1 [L1379] __return_5062 = check__tmp [L1380] main__c1 = __return_5062 [L1382] _Bool __tmp_4; [L1383] __tmp_4 = main__c1 [L1384] _Bool assert__arg; [L1385] assert__arg = __tmp_4 [L1386] COND FALSE !(assert__arg == 0) [L1392] int main____CPAchecker_TMP_0 = main__i2; [L1393] main__i2 = main__i2 + 1 [L1394] COND TRUE main__i2 < 8 [L1397] COND FALSE !(!(mode1 == 0)) [L1403] COND TRUE ((int)r1) < 3 [L1405] COND FALSE !(!(ep12 == 0)) [L1416] COND FALSE !(!(ep13 == 0)) [L1427] COND FALSE !(!(ep14 == 0)) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5253 = check__tmp [L1626] main__c1 = __return_5253 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1638] int main____CPAchecker_TMP_0 = main__i2; [L1639] main__i2 = main__i2 + 1 [L1640] COND TRUE main__i2 < 8 [L1643] COND TRUE !(mode1 == 0) [L1645] r1 = (char)(((int)r1) + 1) [L1646] COND FALSE !(!(ep21 == 0)) [L1654] COND FALSE !(!(ep31 == 0)) [L1662] COND FALSE !(!(ep41 == 0)) [L1670] COND TRUE ((int)r1) == 3 [L1672] COND FALSE !(((int)max1) == ((int)id1)) [L3602] nl1 = 1 [L3603] mode1 = 0 [L3605] COND TRUE !(mode2 == 0) [L3607] r2 = (char)(((int)r2) + 1) [L3608] COND FALSE !(!(ep12 == 0)) [L3616] COND FALSE !(!(ep32 == 0)) [L3624] COND FALSE !(!(ep42 == 0)) [L3632] COND TRUE ((int)r2) == 3 [L3634] COND FALSE !(((int)max2) == ((int)id2)) [L4162] nl2 = 1 [L4163] mode2 = 0 [L4165] COND TRUE !(mode3 == 0) [L4167] r3 = (char)(((int)r3) + 1) [L4168] COND FALSE !(!(ep13 == 0)) [L4176] COND FALSE !(!(ep23 == 0)) [L4184] COND FALSE !(!(ep43 == 0)) [L4192] COND TRUE ((int)r3) == 3 [L4194] COND FALSE !(((int)max3) == ((int)id3)) [L4456] nl3 = 1 [L4457] mode3 = 0 [L4459] COND TRUE !(mode4 == 0) [L4461] r4 = (char)(((int)r4) + 1) [L4462] COND FALSE !(!(ep14 == 0)) [L4470] COND FALSE !(!(ep24 == 0)) [L4478] COND FALSE !(!(ep34 == 0)) [L4486] COND TRUE ((int)r4) == 3 [L4488] COND FALSE !(((int)max4) == ((int)id4)) [L4617] nl4 = 1 [L4618] mode4 = 0 [L4619] p12_old = p12_new [L4620] p12_new = nomsg [L4621] p13_old = p13_new [L4622] p13_new = nomsg [L4623] p14_old = p14_new [L4624] p14_new = nomsg [L4625] p21_old = p21_new [L4626] p21_new = nomsg [L4627] p23_old = p23_new [L4628] p23_new = nomsg [L4629] p24_old = p24_new [L4630] p24_new = nomsg [L4631] p31_old = p31_new [L4632] p31_new = nomsg [L4633] p32_old = p32_new [L4634] p32_new = nomsg [L4635] p34_old = p34_new [L4636] p34_new = nomsg [L4637] p41_old = p41_new [L4638] p41_new = nomsg [L4639] p42_old = p42_new [L4640] p42_new = nomsg [L4641] p43_old = p43_new [L4642] p43_new = nomsg [L4644] int check__tmp; [L4645] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L4647] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L4649] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L4651] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L4653] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L4655] COND TRUE ((int)r1) >= 3 [L4657] COND FALSE !(((int)r1) < 3) [L4663] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1) [L4669] check__tmp = 0 [L4670] __return_5445 = check__tmp [L4671] main__c1 = __return_5445 [L4672] __tmp_5446_0 = main____CPAchecker_TMP_0 [L2539] main____CPAchecker_TMP_0 = __tmp_5446_0 [L2541] _Bool __tmp_13; [L2542] __tmp_13 = main__c1 [L2543] _Bool assert__arg; [L2544] assert__arg = __tmp_13 [L2545] COND TRUE assert__arg == 0 [L2547] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...