java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:11:12,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:11:12,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:11:12,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:11:12,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:11:12,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:11:12,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:11:12,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:11:12,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:11:12,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:11:12,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:11:12,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:11:12,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:11:12,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:11:12,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:11:12,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:11:12,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:11:12,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:11:12,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:11:12,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:11:12,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:11:12,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:11:12,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:11:12,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:11:12,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:11:12,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:11:12,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:11:12,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:11:12,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:11:12,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:11:12,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:11:12,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:11:12,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:11:12,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:11:12,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:11:12,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:11:12,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:11:12,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:11:12,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:11:12,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:11:12,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:11:12,830 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-11 17:11:12,849 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:11:12,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:11:12,850 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:11:12,850 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:11:12,851 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:11:12,851 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:11:12,851 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:11:12,851 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:11:12,851 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:11:12,852 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:11:12,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:11:12,855 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:11:12,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:11:12,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:11:12,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:11:12,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:11:12,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:11:12,857 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:11:12,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:11:12,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:11:12,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:11:12,858 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:11:12,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:11:12,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:11:12,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:11:12,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:11:12,860 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:11:12,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:11:12,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:11:12,861 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:11:12,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:11:12,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:11:12,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:11:12,922 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:11:12,922 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:11:12,923 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-11 17:11:12,984 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5acfae489/07211ebc51d14ec4ac85ed0a8db330b5/FLAG5c216cd20 [2019-09-11 17:11:13,673 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:11:13,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-11 17:11:13,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5acfae489/07211ebc51d14ec4ac85ed0a8db330b5/FLAG5c216cd20 [2019-09-11 17:11:13,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5acfae489/07211ebc51d14ec4ac85ed0a8db330b5 [2019-09-11 17:11:13,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:11:13,896 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:11:13,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:11:13,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:11:13,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:11:13,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:11:13" (1/1) ... [2019-09-11 17:11:13,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8e6d535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:13, skipping insertion in model container [2019-09-11 17:11:13,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:11:13" (1/1) ... [2019-09-11 17:11:13,919 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:11:14,083 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:11:15,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:11:15,362 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:11:16,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:11:16,162 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:11:16,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:16 WrapperNode [2019-09-11 17:11:16,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:11:16,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:11:16,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:11:16,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:11:16,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:16" (1/1) ... [2019-09-11 17:11:16,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:16" (1/1) ... [2019-09-11 17:11:16,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:16" (1/1) ... [2019-09-11 17:11:16,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:16" (1/1) ... [2019-09-11 17:11:16,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:16" (1/1) ... [2019-09-11 17:11:16,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:16" (1/1) ... [2019-09-11 17:11:16,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:16" (1/1) ... [2019-09-11 17:11:16,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:11:16,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:11:16,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:11:16,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:11:16,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:11:16,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:11:16,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:11:16,489 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:11:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:11:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:11:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:11:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:11:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:11:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:11:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:11:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:11:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:11:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:11:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:11:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:11:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:11:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:11:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:11:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:11:19,649 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:11:19,649 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:11:19,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:11:19 BoogieIcfgContainer [2019-09-11 17:11:19,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:11:19,652 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:11:19,652 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:11:19,652 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:11:19,653 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:11:19" (1/1) ... [2019-09-11 17:11:19,726 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:11:19,975 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:12:08,534 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:12:08,976 INFO L272 AbstractInterpreter]: Visited 1558 different actions 57571 times. Merged at 967 different actions 30331 times. Widened at 277 different actions 3353 times. Performed 237553 root evaluator evaluations with a maximum evaluation depth of 6. Performed 237553 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 13846 fixpoints after 643 different actions. Largest state had 432 variables. [2019-09-11 17:12:08,976 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:12:08,980 INFO L168 Benchmark]: Toolchain (without parser) took 55082.11 ms. Allocated memory was 142.1 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 85.1 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2019-09-11 17:12:08,981 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory is still 106.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:12:08,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2260.93 ms. Allocated memory was 142.1 MB in the beginning and 224.9 MB in the end (delta: 82.8 MB). Free memory was 84.7 MB in the beginning and 157.7 MB in the end (delta: -73.1 MB). Peak memory consumption was 33.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:08,984 INFO L168 Benchmark]: Boogie Preprocessor took 244.99 ms. Allocated memory is still 224.9 MB. Free memory was 157.7 MB in the beginning and 147.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:08,986 INFO L168 Benchmark]: RCFGBuilder took 3242.64 ms. Allocated memory was 224.9 MB in the beginning and 343.4 MB in the end (delta: 118.5 MB). Free memory was 147.6 MB in the beginning and 196.8 MB in the end (delta: -49.1 MB). Peak memory consumption was 102.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:08,987 INFO L168 Benchmark]: Abstract Interpretation took 49324.71 ms. Allocated memory was 343.4 MB in the beginning and 2.4 GB in the end (delta: 2.1 GB). Free memory was 196.8 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2019-09-11 17:12:09,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory is still 106.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2260.93 ms. Allocated memory was 142.1 MB in the beginning and 224.9 MB in the end (delta: 82.8 MB). Free memory was 84.7 MB in the beginning and 157.7 MB in the end (delta: -73.1 MB). Peak memory consumption was 33.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 244.99 ms. Allocated memory is still 224.9 MB. Free memory was 157.7 MB in the beginning and 147.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3242.64 ms. Allocated memory was 224.9 MB in the beginning and 343.4 MB in the end (delta: 118.5 MB). Free memory was 147.6 MB in the beginning and 196.8 MB in the end (delta: -49.1 MB). Peak memory consumption was 102.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 49324.71 ms. Allocated memory was 343.4 MB in the beginning and 2.4 GB in the end (delta: 2.1 GB). Free memory was 196.8 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1796]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND TRUE ((int)max1) == ((int)id1) [L1650] st1 = 1 [L1651] mode1 = 0 [L1653] COND TRUE !(mode2 == 0) [L1655] r2 = (char)(((int)r2) + 1) [L1656] COND FALSE !(!(ep12 == 0)) [L1664] COND FALSE !(!(ep32 == 0)) [L1672] COND FALSE !(!(ep42 == 0)) [L1680] COND TRUE ((int)r2) == 3 [L1682] COND TRUE ((int)max2) == ((int)id2) [L1684] st2 = 1 [L1685] mode2 = 0 [L1687] COND TRUE !(mode3 == 0) [L1689] r3 = (char)(((int)r3) + 1) [L1690] COND FALSE !(!(ep13 == 0)) [L1698] COND FALSE !(!(ep23 == 0)) [L1706] COND FALSE !(!(ep43 == 0)) [L1714] COND TRUE ((int)r3) == 3 [L1716] COND TRUE ((int)max3) == ((int)id3) [L1718] st3 = 1 [L1719] mode3 = 0 [L1721] COND TRUE !(mode4 == 0) [L1723] r4 = (char)(((int)r4) + 1) [L1724] COND FALSE !(!(ep14 == 0)) [L1732] COND FALSE !(!(ep24 == 0)) [L1740] COND FALSE !(!(ep34 == 0)) [L1748] COND TRUE ((int)r4) == 3 [L1750] COND TRUE ((int)max4) == ((int)id4) [L1752] st4 = 1 [L1753] mode4 = 0 [L1754] p12_old = p12_new [L1755] p12_new = nomsg [L1756] p13_old = p13_new [L1757] p13_new = nomsg [L1758] p14_old = p14_new [L1759] p14_new = nomsg [L1760] p21_old = p21_new [L1761] p21_new = nomsg [L1762] p23_old = p23_new [L1763] p23_new = nomsg [L1764] p24_old = p24_new [L1765] p24_new = nomsg [L1766] p31_old = p31_new [L1767] p31_new = nomsg [L1768] p32_old = p32_new [L1769] p32_new = nomsg [L1770] p34_old = p34_new [L1771] p34_new = nomsg [L1772] p41_old = p41_new [L1773] p41_new = nomsg [L1774] p42_old = p42_new [L1775] p42_new = nomsg [L1776] p43_old = p43_new [L1777] p43_new = nomsg [L1779] int check__tmp; [L1780] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1786] check__tmp = 0 [L1787] __return_6847 = check__tmp [L1788] main__c1 = __return_6847 [L1790] _Bool __tmp_6; [L1791] __tmp_6 = main__c1 [L1792] _Bool assert__arg; [L1793] assert__arg = __tmp_6 [L1794] COND TRUE assert__arg == 0 [L1796] __VERIFIER_error() - UnprovableResult [Line: 1853]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND TRUE ((int)max1) == ((int)id1) [L1650] st1 = 1 [L1651] mode1 = 0 [L1653] COND TRUE !(mode2 == 0) [L1655] r2 = (char)(((int)r2) + 1) [L1656] COND FALSE !(!(ep12 == 0)) [L1664] COND FALSE !(!(ep32 == 0)) [L1672] COND FALSE !(!(ep42 == 0)) [L1680] COND TRUE ((int)r2) == 3 [L1682] COND TRUE ((int)max2) == ((int)id2) [L1684] st2 = 1 [L1685] mode2 = 0 [L1687] COND TRUE !(mode3 == 0) [L1689] r3 = (char)(((int)r3) + 1) [L1690] COND FALSE !(!(ep13 == 0)) [L1698] COND FALSE !(!(ep23 == 0)) [L1706] COND FALSE !(!(ep43 == 0)) [L1714] COND TRUE ((int)r3) == 3 [L1716] COND TRUE ((int)max3) == ((int)id3) [L1718] st3 = 1 [L1719] mode3 = 0 [L1721] COND TRUE !(mode4 == 0) [L1723] r4 = (char)(((int)r4) + 1) [L1724] COND FALSE !(!(ep14 == 0)) [L1732] COND FALSE !(!(ep24 == 0)) [L1740] COND FALSE !(!(ep34 == 0)) [L1748] COND TRUE ((int)r4) == 3 [L1750] COND FALSE !(((int)max4) == ((int)id4)) [L1809] nl4 = 1 [L1810] mode4 = 0 [L1811] p12_old = p12_new [L1812] p12_new = nomsg [L1813] p13_old = p13_new [L1814] p13_new = nomsg [L1815] p14_old = p14_new [L1816] p14_new = nomsg [L1817] p21_old = p21_new [L1818] p21_new = nomsg [L1819] p23_old = p23_new [L1820] p23_new = nomsg [L1821] p24_old = p24_new [L1822] p24_new = nomsg [L1823] p31_old = p31_new [L1824] p31_new = nomsg [L1825] p32_old = p32_new [L1826] p32_new = nomsg [L1827] p34_old = p34_new [L1828] p34_new = nomsg [L1829] p41_old = p41_new [L1830] p41_new = nomsg [L1831] p42_old = p42_new [L1832] p42_new = nomsg [L1833] p43_old = p43_new [L1834] p43_new = nomsg [L1836] int check__tmp; [L1837] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1843] check__tmp = 0 [L1844] __return_6804 = check__tmp [L1845] main__c1 = __return_6804 [L1847] _Bool __tmp_7; [L1848] __tmp_7 = main__c1 [L1849] _Bool assert__arg; [L1850] assert__arg = __tmp_7 [L1851] COND TRUE assert__arg == 0 [L1853] __VERIFIER_error() - UnprovableResult [Line: 1986]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND TRUE ((int)max1) == ((int)id1) [L1650] st1 = 1 [L1651] mode1 = 0 [L1653] COND TRUE !(mode2 == 0) [L1655] r2 = (char)(((int)r2) + 1) [L1656] COND FALSE !(!(ep12 == 0)) [L1664] COND FALSE !(!(ep32 == 0)) [L1672] COND FALSE !(!(ep42 == 0)) [L1680] COND TRUE ((int)r2) == 3 [L1682] COND TRUE ((int)max2) == ((int)id2) [L1684] st2 = 1 [L1685] mode2 = 0 [L1687] COND TRUE !(mode3 == 0) [L1689] r3 = (char)(((int)r3) + 1) [L1690] COND FALSE !(!(ep13 == 0)) [L1698] COND FALSE !(!(ep23 == 0)) [L1706] COND FALSE !(!(ep43 == 0)) [L1714] COND TRUE ((int)r3) == 3 [L1716] COND FALSE !(((int)max3) == ((int)id3)) [L1908] nl3 = 1 [L1909] mode3 = 0 [L1911] COND TRUE !(mode4 == 0) [L1913] r4 = (char)(((int)r4) + 1) [L1914] COND FALSE !(!(ep14 == 0)) [L1922] COND FALSE !(!(ep24 == 0)) [L1930] COND FALSE !(!(ep34 == 0)) [L1938] COND TRUE ((int)r4) == 3 [L1940] COND TRUE ((int)max4) == ((int)id4) [L1942] st4 = 1 [L1943] mode4 = 0 [L1944] p12_old = p12_new [L1945] p12_new = nomsg [L1946] p13_old = p13_new [L1947] p13_new = nomsg [L1948] p14_old = p14_new [L1949] p14_new = nomsg [L1950] p21_old = p21_new [L1951] p21_new = nomsg [L1952] p23_old = p23_new [L1953] p23_new = nomsg [L1954] p24_old = p24_new [L1955] p24_new = nomsg [L1956] p31_old = p31_new [L1957] p31_new = nomsg [L1958] p32_old = p32_new [L1959] p32_new = nomsg [L1960] p34_old = p34_new [L1961] p34_new = nomsg [L1962] p41_old = p41_new [L1963] p41_new = nomsg [L1964] p42_old = p42_new [L1965] p42_new = nomsg [L1966] p43_old = p43_new [L1967] p43_new = nomsg [L1969] int check__tmp; [L1970] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1976] check__tmp = 0 [L1977] __return_6727 = check__tmp [L1978] main__c1 = __return_6727 [L1980] _Bool __tmp_8; [L1981] __tmp_8 = main__c1 [L1982] _Bool assert__arg; [L1983] assert__arg = __tmp_8 [L1984] COND TRUE assert__arg == 0 [L1986] __VERIFIER_error() - UnprovableResult [Line: 2043]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND TRUE ((int)max1) == ((int)id1) [L1650] st1 = 1 [L1651] mode1 = 0 [L1653] COND TRUE !(mode2 == 0) [L1655] r2 = (char)(((int)r2) + 1) [L1656] COND FALSE !(!(ep12 == 0)) [L1664] COND FALSE !(!(ep32 == 0)) [L1672] COND FALSE !(!(ep42 == 0)) [L1680] COND TRUE ((int)r2) == 3 [L1682] COND TRUE ((int)max2) == ((int)id2) [L1684] st2 = 1 [L1685] mode2 = 0 [L1687] COND TRUE !(mode3 == 0) [L1689] r3 = (char)(((int)r3) + 1) [L1690] COND FALSE !(!(ep13 == 0)) [L1698] COND FALSE !(!(ep23 == 0)) [L1706] COND FALSE !(!(ep43 == 0)) [L1714] COND TRUE ((int)r3) == 3 [L1716] COND FALSE !(((int)max3) == ((int)id3)) [L1908] nl3 = 1 [L1909] mode3 = 0 [L1911] COND TRUE !(mode4 == 0) [L1913] r4 = (char)(((int)r4) + 1) [L1914] COND FALSE !(!(ep14 == 0)) [L1922] COND FALSE !(!(ep24 == 0)) [L1930] COND FALSE !(!(ep34 == 0)) [L1938] COND TRUE ((int)r4) == 3 [L1940] COND FALSE !(((int)max4) == ((int)id4)) [L1999] nl4 = 1 [L2000] mode4 = 0 [L2001] p12_old = p12_new [L2002] p12_new = nomsg [L2003] p13_old = p13_new [L2004] p13_new = nomsg [L2005] p14_old = p14_new [L2006] p14_new = nomsg [L2007] p21_old = p21_new [L2008] p21_new = nomsg [L2009] p23_old = p23_new [L2010] p23_new = nomsg [L2011] p24_old = p24_new [L2012] p24_new = nomsg [L2013] p31_old = p31_new [L2014] p31_new = nomsg [L2015] p32_old = p32_new [L2016] p32_new = nomsg [L2017] p34_old = p34_new [L2018] p34_new = nomsg [L2019] p41_old = p41_new [L2020] p41_new = nomsg [L2021] p42_old = p42_new [L2022] p42_new = nomsg [L2023] p43_old = p43_new [L2024] p43_new = nomsg [L2026] int check__tmp; [L2027] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2033] check__tmp = 0 [L2034] __return_6684 = check__tmp [L2035] main__c1 = __return_6684 [L2037] _Bool __tmp_9; [L2038] __tmp_9 = main__c1 [L2039] _Bool assert__arg; [L2040] assert__arg = __tmp_9 [L2041] COND TRUE assert__arg == 0 [L2043] __VERIFIER_error() - UnprovableResult [Line: 2252]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND TRUE ((int)max1) == ((int)id1) [L1650] st1 = 1 [L1651] mode1 = 0 [L1653] COND TRUE !(mode2 == 0) [L1655] r2 = (char)(((int)r2) + 1) [L1656] COND FALSE !(!(ep12 == 0)) [L1664] COND FALSE !(!(ep32 == 0)) [L1672] COND FALSE !(!(ep42 == 0)) [L1680] COND TRUE ((int)r2) == 3 [L1682] COND FALSE !(((int)max2) == ((int)id2)) [L2140] nl2 = 1 [L2141] mode2 = 0 [L2143] COND TRUE !(mode3 == 0) [L2145] r3 = (char)(((int)r3) + 1) [L2146] COND FALSE !(!(ep13 == 0)) [L2154] COND FALSE !(!(ep23 == 0)) [L2162] COND FALSE !(!(ep43 == 0)) [L2170] COND TRUE ((int)r3) == 3 [L2172] COND TRUE ((int)max3) == ((int)id3) [L2174] st3 = 1 [L2175] mode3 = 0 [L2177] COND TRUE !(mode4 == 0) [L2179] r4 = (char)(((int)r4) + 1) [L2180] COND FALSE !(!(ep14 == 0)) [L2188] COND FALSE !(!(ep24 == 0)) [L2196] COND FALSE !(!(ep34 == 0)) [L2204] COND TRUE ((int)r4) == 3 [L2206] COND TRUE ((int)max4) == ((int)id4) [L2208] st4 = 1 [L2209] mode4 = 0 [L2210] p12_old = p12_new [L2211] p12_new = nomsg [L2212] p13_old = p13_new [L2213] p13_new = nomsg [L2214] p14_old = p14_new [L2215] p14_new = nomsg [L2216] p21_old = p21_new [L2217] p21_new = nomsg [L2218] p23_old = p23_new [L2219] p23_new = nomsg [L2220] p24_old = p24_new [L2221] p24_new = nomsg [L2222] p31_old = p31_new [L2223] p31_new = nomsg [L2224] p32_old = p32_new [L2225] p32_new = nomsg [L2226] p34_old = p34_new [L2227] p34_new = nomsg [L2228] p41_old = p41_new [L2229] p41_new = nomsg [L2230] p42_old = p42_new [L2231] p42_new = nomsg [L2232] p43_old = p43_new [L2233] p43_new = nomsg [L2235] int check__tmp; [L2236] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2242] check__tmp = 0 [L2243] __return_6573 = check__tmp [L2244] main__c1 = __return_6573 [L2246] _Bool __tmp_10; [L2247] __tmp_10 = main__c1 [L2248] _Bool assert__arg; [L2249] assert__arg = __tmp_10 [L2250] COND TRUE assert__arg == 0 [L2252] __VERIFIER_error() - UnprovableResult [Line: 2309]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND TRUE ((int)max1) == ((int)id1) [L1650] st1 = 1 [L1651] mode1 = 0 [L1653] COND TRUE !(mode2 == 0) [L1655] r2 = (char)(((int)r2) + 1) [L1656] COND FALSE !(!(ep12 == 0)) [L1664] COND FALSE !(!(ep32 == 0)) [L1672] COND FALSE !(!(ep42 == 0)) [L1680] COND TRUE ((int)r2) == 3 [L1682] COND FALSE !(((int)max2) == ((int)id2)) [L2140] nl2 = 1 [L2141] mode2 = 0 [L2143] COND TRUE !(mode3 == 0) [L2145] r3 = (char)(((int)r3) + 1) [L2146] COND FALSE !(!(ep13 == 0)) [L2154] COND FALSE !(!(ep23 == 0)) [L2162] COND FALSE !(!(ep43 == 0)) [L2170] COND TRUE ((int)r3) == 3 [L2172] COND TRUE ((int)max3) == ((int)id3) [L2174] st3 = 1 [L2175] mode3 = 0 [L2177] COND TRUE !(mode4 == 0) [L2179] r4 = (char)(((int)r4) + 1) [L2180] COND FALSE !(!(ep14 == 0)) [L2188] COND FALSE !(!(ep24 == 0)) [L2196] COND FALSE !(!(ep34 == 0)) [L2204] COND TRUE ((int)r4) == 3 [L2206] COND FALSE !(((int)max4) == ((int)id4)) [L2265] nl4 = 1 [L2266] mode4 = 0 [L2267] p12_old = p12_new [L2268] p12_new = nomsg [L2269] p13_old = p13_new [L2270] p13_new = nomsg [L2271] p14_old = p14_new [L2272] p14_new = nomsg [L2273] p21_old = p21_new [L2274] p21_new = nomsg [L2275] p23_old = p23_new [L2276] p23_new = nomsg [L2277] p24_old = p24_new [L2278] p24_new = nomsg [L2279] p31_old = p31_new [L2280] p31_new = nomsg [L2281] p32_old = p32_new [L2282] p32_new = nomsg [L2283] p34_old = p34_new [L2284] p34_new = nomsg [L2285] p41_old = p41_new [L2286] p41_new = nomsg [L2287] p42_old = p42_new [L2288] p42_new = nomsg [L2289] p43_old = p43_new [L2290] p43_new = nomsg [L2292] int check__tmp; [L2293] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2299] check__tmp = 0 [L2300] __return_6530 = check__tmp [L2301] main__c1 = __return_6530 [L2303] _Bool __tmp_11; [L2304] __tmp_11 = main__c1 [L2305] _Bool assert__arg; [L2306] assert__arg = __tmp_11 [L2307] COND TRUE assert__arg == 0 [L2309] __VERIFIER_error() - UnprovableResult [Line: 2442]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND TRUE ((int)max1) == ((int)id1) [L1650] st1 = 1 [L1651] mode1 = 0 [L1653] COND TRUE !(mode2 == 0) [L1655] r2 = (char)(((int)r2) + 1) [L1656] COND FALSE !(!(ep12 == 0)) [L1664] COND FALSE !(!(ep32 == 0)) [L1672] COND FALSE !(!(ep42 == 0)) [L1680] COND TRUE ((int)r2) == 3 [L1682] COND FALSE !(((int)max2) == ((int)id2)) [L2140] nl2 = 1 [L2141] mode2 = 0 [L2143] COND TRUE !(mode3 == 0) [L2145] r3 = (char)(((int)r3) + 1) [L2146] COND FALSE !(!(ep13 == 0)) [L2154] COND FALSE !(!(ep23 == 0)) [L2162] COND FALSE !(!(ep43 == 0)) [L2170] COND TRUE ((int)r3) == 3 [L2172] COND FALSE !(((int)max3) == ((int)id3)) [L2364] nl3 = 1 [L2365] mode3 = 0 [L2367] COND TRUE !(mode4 == 0) [L2369] r4 = (char)(((int)r4) + 1) [L2370] COND FALSE !(!(ep14 == 0)) [L2378] COND FALSE !(!(ep24 == 0)) [L2386] COND FALSE !(!(ep34 == 0)) [L2394] COND TRUE ((int)r4) == 3 [L2396] COND TRUE ((int)max4) == ((int)id4) [L2398] st4 = 1 [L2399] mode4 = 0 [L2400] p12_old = p12_new [L2401] p12_new = nomsg [L2402] p13_old = p13_new [L2403] p13_new = nomsg [L2404] p14_old = p14_new [L2405] p14_new = nomsg [L2406] p21_old = p21_new [L2407] p21_new = nomsg [L2408] p23_old = p23_new [L2409] p23_new = nomsg [L2410] p24_old = p24_new [L2411] p24_new = nomsg [L2412] p31_old = p31_new [L2413] p31_new = nomsg [L2414] p32_old = p32_new [L2415] p32_new = nomsg [L2416] p34_old = p34_new [L2417] p34_new = nomsg [L2418] p41_old = p41_new [L2419] p41_new = nomsg [L2420] p42_old = p42_new [L2421] p42_new = nomsg [L2422] p43_old = p43_new [L2423] p43_new = nomsg [L2425] int check__tmp; [L2426] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2432] check__tmp = 0 [L2433] __return_6453 = check__tmp [L2434] main__c1 = __return_6453 [L2436] _Bool __tmp_12; [L2437] __tmp_12 = main__c1 [L2438] _Bool assert__arg; [L2439] assert__arg = __tmp_12 [L2440] COND TRUE assert__arg == 0 [L2442] __VERIFIER_error() - UnprovableResult [Line: 4250]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND FALSE !(((int)max1) == ((int)id1)) [L3578] nl1 = 1 [L3579] mode1 = 0 [L3581] COND TRUE !(mode2 == 0) [L3583] r2 = (char)(((int)r2) + 1) [L3584] COND FALSE !(!(ep12 == 0)) [L3592] COND FALSE !(!(ep32 == 0)) [L3600] COND FALSE !(!(ep42 == 0)) [L3608] COND TRUE ((int)r2) == 3 [L3610] COND FALSE !(((int)max2) == ((int)id2)) [L4138] nl2 = 1 [L4139] mode2 = 0 [L4141] COND TRUE !(mode3 == 0) [L4143] r3 = (char)(((int)r3) + 1) [L4144] COND FALSE !(!(ep13 == 0)) [L4152] COND FALSE !(!(ep23 == 0)) [L4160] COND FALSE !(!(ep43 == 0)) [L4168] COND TRUE ((int)r3) == 3 [L4170] COND TRUE ((int)max3) == ((int)id3) [L4172] st3 = 1 [L4173] mode3 = 0 [L4175] COND TRUE !(mode4 == 0) [L4177] r4 = (char)(((int)r4) + 1) [L4178] COND FALSE !(!(ep14 == 0)) [L4186] COND FALSE !(!(ep24 == 0)) [L4194] COND FALSE !(!(ep34 == 0)) [L4202] COND TRUE ((int)r4) == 3 [L4204] COND TRUE ((int)max4) == ((int)id4) [L4206] st4 = 1 [L4207] mode4 = 0 [L4208] p12_old = p12_new [L4209] p12_new = nomsg [L4210] p13_old = p13_new [L4211] p13_new = nomsg [L4212] p14_old = p14_new [L4213] p14_new = nomsg [L4214] p21_old = p21_new [L4215] p21_new = nomsg [L4216] p23_old = p23_new [L4217] p23_new = nomsg [L4218] p24_old = p24_new [L4219] p24_new = nomsg [L4220] p31_old = p31_new [L4221] p31_new = nomsg [L4222] p32_old = p32_new [L4223] p32_new = nomsg [L4224] p34_old = p34_new [L4225] p34_new = nomsg [L4226] p41_old = p41_new [L4227] p41_new = nomsg [L4228] p42_old = p42_new [L4229] p42_new = nomsg [L4230] p43_old = p43_new [L4231] p43_new = nomsg [L4233] int check__tmp; [L4234] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L4240] check__tmp = 0 [L4241] __return_5945 = check__tmp [L4242] main__c1 = __return_5945 [L4244] _Bool __tmp_17; [L4245] __tmp_17 = main__c1 [L4246] _Bool assert__arg; [L4247] assert__arg = __tmp_17 [L4248] COND TRUE assert__arg == 0 [L4250] __VERIFIER_error() - UnprovableResult [Line: 3724]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND FALSE !(((int)max1) == ((int)id1)) [L3578] nl1 = 1 [L3579] mode1 = 0 [L3581] COND TRUE !(mode2 == 0) [L3583] r2 = (char)(((int)r2) + 1) [L3584] COND FALSE !(!(ep12 == 0)) [L3592] COND FALSE !(!(ep32 == 0)) [L3600] COND FALSE !(!(ep42 == 0)) [L3608] COND TRUE ((int)r2) == 3 [L3610] COND TRUE ((int)max2) == ((int)id2) [L3612] st2 = 1 [L3613] mode2 = 0 [L3615] COND TRUE !(mode3 == 0) [L3617] r3 = (char)(((int)r3) + 1) [L3618] COND FALSE !(!(ep13 == 0)) [L3626] COND FALSE !(!(ep23 == 0)) [L3634] COND FALSE !(!(ep43 == 0)) [L3642] COND TRUE ((int)r3) == 3 [L3644] COND TRUE ((int)max3) == ((int)id3) [L3646] st3 = 1 [L3647] mode3 = 0 [L3649] COND TRUE !(mode4 == 0) [L3651] r4 = (char)(((int)r4) + 1) [L3652] COND FALSE !(!(ep14 == 0)) [L3660] COND FALSE !(!(ep24 == 0)) [L3668] COND FALSE !(!(ep34 == 0)) [L3676] COND TRUE ((int)r4) == 3 [L3678] COND TRUE ((int)max4) == ((int)id4) [L3680] st4 = 1 [L3681] mode4 = 0 [L3682] p12_old = p12_new [L3683] p12_new = nomsg [L3684] p13_old = p13_new [L3685] p13_new = nomsg [L3686] p14_old = p14_new [L3687] p14_new = nomsg [L3688] p21_old = p21_new [L3689] p21_new = nomsg [L3690] p23_old = p23_new [L3691] p23_new = nomsg [L3692] p24_old = p24_new [L3693] p24_new = nomsg [L3694] p31_old = p31_new [L3695] p31_new = nomsg [L3696] p32_old = p32_new [L3697] p32_new = nomsg [L3698] p34_old = p34_new [L3699] p34_new = nomsg [L3700] p41_old = p41_new [L3701] p41_new = nomsg [L3702] p42_old = p42_new [L3703] p42_new = nomsg [L3704] p43_old = p43_new [L3705] p43_new = nomsg [L3707] int check__tmp; [L3708] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3714] check__tmp = 0 [L3715] __return_6242 = check__tmp [L3716] main__c1 = __return_6242 [L3718] _Bool __tmp_14; [L3719] __tmp_14 = main__c1 [L3720] _Bool assert__arg; [L3721] assert__arg = __tmp_14 [L3722] COND TRUE assert__arg == 0 [L3724] __VERIFIER_error() - UnprovableResult [Line: 3781]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND FALSE !(((int)max1) == ((int)id1)) [L3578] nl1 = 1 [L3579] mode1 = 0 [L3581] COND TRUE !(mode2 == 0) [L3583] r2 = (char)(((int)r2) + 1) [L3584] COND FALSE !(!(ep12 == 0)) [L3592] COND FALSE !(!(ep32 == 0)) [L3600] COND FALSE !(!(ep42 == 0)) [L3608] COND TRUE ((int)r2) == 3 [L3610] COND TRUE ((int)max2) == ((int)id2) [L3612] st2 = 1 [L3613] mode2 = 0 [L3615] COND TRUE !(mode3 == 0) [L3617] r3 = (char)(((int)r3) + 1) [L3618] COND FALSE !(!(ep13 == 0)) [L3626] COND FALSE !(!(ep23 == 0)) [L3634] COND FALSE !(!(ep43 == 0)) [L3642] COND TRUE ((int)r3) == 3 [L3644] COND TRUE ((int)max3) == ((int)id3) [L3646] st3 = 1 [L3647] mode3 = 0 [L3649] COND TRUE !(mode4 == 0) [L3651] r4 = (char)(((int)r4) + 1) [L3652] COND FALSE !(!(ep14 == 0)) [L3660] COND FALSE !(!(ep24 == 0)) [L3668] COND FALSE !(!(ep34 == 0)) [L3676] COND TRUE ((int)r4) == 3 [L3678] COND FALSE !(((int)max4) == ((int)id4)) [L3737] nl4 = 1 [L3738] mode4 = 0 [L3739] p12_old = p12_new [L3740] p12_new = nomsg [L3741] p13_old = p13_new [L3742] p13_new = nomsg [L3743] p14_old = p14_new [L3744] p14_new = nomsg [L3745] p21_old = p21_new [L3746] p21_new = nomsg [L3747] p23_old = p23_new [L3748] p23_new = nomsg [L3749] p24_old = p24_new [L3750] p24_new = nomsg [L3751] p31_old = p31_new [L3752] p31_new = nomsg [L3753] p32_old = p32_new [L3754] p32_new = nomsg [L3755] p34_old = p34_new [L3756] p34_new = nomsg [L3757] p41_old = p41_new [L3758] p41_new = nomsg [L3759] p42_old = p42_new [L3760] p42_new = nomsg [L3761] p43_old = p43_new [L3762] p43_new = nomsg [L3764] int check__tmp; [L3765] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3771] check__tmp = 0 [L3772] __return_6199 = check__tmp [L3773] main__c1 = __return_6199 [L3775] _Bool __tmp_15; [L3776] __tmp_15 = main__c1 [L3777] _Bool assert__arg; [L3778] assert__arg = __tmp_15 [L3779] COND TRUE assert__arg == 0 [L3781] __VERIFIER_error() - UnprovableResult [Line: 3914]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND FALSE !(((int)max1) == ((int)id1)) [L3578] nl1 = 1 [L3579] mode1 = 0 [L3581] COND TRUE !(mode2 == 0) [L3583] r2 = (char)(((int)r2) + 1) [L3584] COND FALSE !(!(ep12 == 0)) [L3592] COND FALSE !(!(ep32 == 0)) [L3600] COND FALSE !(!(ep42 == 0)) [L3608] COND TRUE ((int)r2) == 3 [L3610] COND TRUE ((int)max2) == ((int)id2) [L3612] st2 = 1 [L3613] mode2 = 0 [L3615] COND TRUE !(mode3 == 0) [L3617] r3 = (char)(((int)r3) + 1) [L3618] COND FALSE !(!(ep13 == 0)) [L3626] COND FALSE !(!(ep23 == 0)) [L3634] COND FALSE !(!(ep43 == 0)) [L3642] COND TRUE ((int)r3) == 3 [L3644] COND FALSE !(((int)max3) == ((int)id3)) [L3836] nl3 = 1 [L3837] mode3 = 0 [L3839] COND TRUE !(mode4 == 0) [L3841] r4 = (char)(((int)r4) + 1) [L3842] COND FALSE !(!(ep14 == 0)) [L3850] COND FALSE !(!(ep24 == 0)) [L3858] COND FALSE !(!(ep34 == 0)) [L3866] COND TRUE ((int)r4) == 3 [L3868] COND TRUE ((int)max4) == ((int)id4) [L3870] st4 = 1 [L3871] mode4 = 0 [L3872] p12_old = p12_new [L3873] p12_new = nomsg [L3874] p13_old = p13_new [L3875] p13_new = nomsg [L3876] p14_old = p14_new [L3877] p14_new = nomsg [L3878] p21_old = p21_new [L3879] p21_new = nomsg [L3880] p23_old = p23_new [L3881] p23_new = nomsg [L3882] p24_old = p24_new [L3883] p24_new = nomsg [L3884] p31_old = p31_new [L3885] p31_new = nomsg [L3886] p32_old = p32_new [L3887] p32_new = nomsg [L3888] p34_old = p34_new [L3889] p34_new = nomsg [L3890] p41_old = p41_new [L3891] p41_new = nomsg [L3892] p42_old = p42_new [L3893] p42_new = nomsg [L3894] p43_old = p43_new [L3895] p43_new = nomsg [L3897] int check__tmp; [L3898] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3904] check__tmp = 0 [L3905] __return_6122 = check__tmp [L3906] main__c1 = __return_6122 [L3908] _Bool __tmp_16; [L3909] __tmp_16 = main__c1 [L3910] _Bool assert__arg; [L3911] assert__arg = __tmp_16 [L3912] COND TRUE assert__arg == 0 [L3914] __VERIFIER_error() - UnprovableResult [Line: 2523]: 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_4247; [L97] int __return_4457; [L98] int __return_4640; [L99] int __return_4831; [L100] int __return_5014; [L101] int __return_5205; [L102] int __return_6847; [L103] int __return_6804; [L104] int __return_6727; [L105] int __return_6684; [L106] int __return_6573; [L107] int __return_6530; [L108] int __return_6453; [L109] int __return_6407; [L110] int __tmp_5398_0; [L111] int __return_5571; [L112] int __return_5411; [L113] int __return_6242; [L114] int __return_6199; [L115] int __return_6122; [L116] int __return_6076; [L117] int __return_5945; [L118] int __return_5899; [L119] int __return_5799; [L120] int __return_5397; [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 ((int)max1) == ((int)id1) [L390] COND TRUE ((int)max2) == ((int)id2) [L392] COND TRUE ((int)max3) == ((int)id3) [L394] COND TRUE ((int)max4) == ((int)id4) [L396] COND TRUE ((int)st1) == 0 [L398] COND TRUE ((int)st2) == 0 [L400] COND TRUE ((int)st3) == 0 [L402] COND TRUE ((int)st4) == 0 [L404] COND TRUE ((int)nl1) == 0 [L406] COND TRUE ((int)nl2) == 0 [L408] COND TRUE ((int)nl3) == 0 [L410] COND TRUE ((int)nl4) == 0 [L412] COND TRUE ((int)mode1) == 0 [L414] COND TRUE ((int)mode2) == 0 [L416] COND TRUE ((int)mode3) == 0 [L418] COND TRUE ((int)mode4) == 0 [L420] init__tmp___23 = 1 [L421] __return_4247 = init__tmp___23 [L422] main__i2 = __return_4247 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L450] COND TRUE main__i2 < 8 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep13 == 0)) [L483] COND FALSE !(!(ep14 == 0)) [L494] mode1 = 1 [L496] COND FALSE !(!(mode2 == 0)) [L502] COND TRUE ((int)r2) < 3 [L504] COND FALSE !(!(ep21 == 0)) [L515] COND FALSE !(!(ep23 == 0)) [L526] COND FALSE !(!(ep24 == 0)) [L537] mode2 = 1 [L539] COND FALSE !(!(mode3 == 0)) [L545] COND TRUE ((int)r3) < 3 [L547] COND FALSE !(!(ep31 == 0)) [L558] COND FALSE !(!(ep32 == 0)) [L569] COND FALSE !(!(ep34 == 0)) [L580] mode3 = 1 [L582] COND FALSE !(!(mode4 == 0)) [L588] COND TRUE ((int)r4) < 3 [L590] COND FALSE !(!(ep41 == 0)) [L601] COND FALSE !(!(ep42 == 0)) [L612] COND FALSE !(!(ep43 == 0)) [L623] mode4 = 1 [L624] p12_old = p12_new [L625] p12_new = nomsg [L626] p13_old = p13_new [L627] p13_new = nomsg [L628] p14_old = p14_new [L629] p14_new = nomsg [L630] p21_old = p21_new [L631] p21_new = nomsg [L632] p23_old = p23_new [L633] p23_new = nomsg [L634] p24_old = p24_new [L635] p24_new = nomsg [L636] p31_old = p31_new [L637] p31_new = nomsg [L638] p32_old = p32_new [L639] p32_new = nomsg [L640] p34_old = p34_new [L641] p34_new = nomsg [L642] p41_old = p41_new [L643] p41_new = nomsg [L644] p42_old = p42_new [L645] p42_new = nomsg [L646] p43_old = p43_new [L647] p43_new = nomsg [L649] int check__tmp; [L650] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L652] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L654] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L656] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L658] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L660] COND FALSE !(((int)r1) >= 3) [L666] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L668] COND TRUE ((int)r1) < 3 [L670] COND FALSE !(((int)r1) >= 3) [L676] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L678] COND TRUE ((int)r1) < 3 [L680] check__tmp = 1 [L681] __return_4457 = check__tmp [L682] main__c1 = __return_4457 [L684] _Bool __tmp_1; [L685] __tmp_1 = main__c1 [L686] _Bool assert__arg; [L687] assert__arg = __tmp_1 [L688] COND FALSE !(assert__arg == 0) [L694] int main____CPAchecker_TMP_0 = main__i2; [L695] main__i2 = main__i2 + 1 [L696] COND TRUE main__i2 < 8 [L699] COND TRUE !(mode1 == 0) [L701] r1 = (char)(((int)r1) + 1) [L702] COND FALSE !(!(ep21 == 0)) [L710] COND FALSE !(!(ep31 == 0)) [L718] COND FALSE !(!(ep41 == 0)) [L726] COND FALSE !(((int)r1) == 3) [L732] mode1 = 0 [L734] COND TRUE !(mode2 == 0) [L736] r2 = (char)(((int)r2) + 1) [L737] COND FALSE !(!(ep12 == 0)) [L745] COND FALSE !(!(ep32 == 0)) [L753] COND FALSE !(!(ep42 == 0)) [L761] COND FALSE !(((int)r2) == 3) [L767] mode2 = 0 [L769] COND TRUE !(mode3 == 0) [L771] r3 = (char)(((int)r3) + 1) [L772] COND FALSE !(!(ep13 == 0)) [L780] COND FALSE !(!(ep23 == 0)) [L788] COND FALSE !(!(ep43 == 0)) [L796] COND FALSE !(((int)r3) == 3) [L802] mode3 = 0 [L804] COND TRUE !(mode4 == 0) [L806] r4 = (char)(((int)r4) + 1) [L807] COND FALSE !(!(ep14 == 0)) [L815] COND FALSE !(!(ep24 == 0)) [L823] COND FALSE !(!(ep34 == 0)) [L831] COND FALSE !(((int)r4) == 3) [L837] mode4 = 0 [L838] p12_old = p12_new [L839] p12_new = nomsg [L840] p13_old = p13_new [L841] p13_new = nomsg [L842] p14_old = p14_new [L843] p14_new = nomsg [L844] p21_old = p21_new [L845] p21_new = nomsg [L846] p23_old = p23_new [L847] p23_new = nomsg [L848] p24_old = p24_new [L849] p24_new = nomsg [L850] p31_old = p31_new [L851] p31_new = nomsg [L852] p32_old = p32_new [L853] p32_new = nomsg [L854] p34_old = p34_new [L855] p34_new = nomsg [L856] p41_old = p41_new [L857] p41_new = nomsg [L858] p42_old = p42_new [L859] p42_new = nomsg [L860] p43_old = p43_new [L861] p43_new = nomsg [L863] int check__tmp; [L864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L866] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L868] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L870] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L872] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L874] COND FALSE !(((int)r1) >= 3) [L880] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L882] COND TRUE ((int)r1) < 3 [L884] COND FALSE !(((int)r1) >= 3) [L890] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L892] COND TRUE ((int)r1) < 3 [L894] check__tmp = 1 [L895] __return_4640 = check__tmp [L896] main__c1 = __return_4640 [L898] _Bool __tmp_2; [L899] __tmp_2 = main__c1 [L900] _Bool assert__arg; [L901] assert__arg = __tmp_2 [L902] COND FALSE !(assert__arg == 0) [L908] int main____CPAchecker_TMP_0 = main__i2; [L909] main__i2 = main__i2 + 1 [L910] COND TRUE main__i2 < 8 [L913] COND FALSE !(!(mode1 == 0)) [L919] COND TRUE ((int)r1) < 3 [L921] COND FALSE !(!(ep12 == 0)) [L932] COND FALSE !(!(ep13 == 0)) [L943] COND FALSE !(!(ep14 == 0)) [L954] mode1 = 1 [L956] COND FALSE !(!(mode2 == 0)) [L962] COND TRUE ((int)r2) < 3 [L964] COND FALSE !(!(ep21 == 0)) [L975] COND FALSE !(!(ep23 == 0)) [L986] COND FALSE !(!(ep24 == 0)) [L997] mode2 = 1 [L999] COND FALSE !(!(mode3 == 0)) [L1005] COND TRUE ((int)r3) < 3 [L1007] COND FALSE !(!(ep31 == 0)) [L1018] COND FALSE !(!(ep32 == 0)) [L1029] COND FALSE !(!(ep34 == 0)) [L1040] mode3 = 1 [L1042] COND FALSE !(!(mode4 == 0)) [L1048] COND TRUE ((int)r4) < 3 [L1050] COND FALSE !(!(ep41 == 0)) [L1061] COND FALSE !(!(ep42 == 0)) [L1072] COND FALSE !(!(ep43 == 0)) [L1083] mode4 = 1 [L1084] p12_old = p12_new [L1085] p12_new = nomsg [L1086] p13_old = p13_new [L1087] p13_new = nomsg [L1088] p14_old = p14_new [L1089] p14_new = nomsg [L1090] p21_old = p21_new [L1091] p21_new = nomsg [L1092] p23_old = p23_new [L1093] p23_new = nomsg [L1094] p24_old = p24_new [L1095] p24_new = nomsg [L1096] p31_old = p31_new [L1097] p31_new = nomsg [L1098] p32_old = p32_new [L1099] p32_new = nomsg [L1100] p34_old = p34_new [L1101] p34_new = nomsg [L1102] p41_old = p41_new [L1103] p41_new = nomsg [L1104] p42_old = p42_new [L1105] p42_new = nomsg [L1106] p43_old = p43_new [L1107] p43_new = nomsg [L1109] int check__tmp; [L1110] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1112] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1114] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1116] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1118] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1120] COND FALSE !(((int)r1) >= 3) [L1126] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1128] COND TRUE ((int)r1) < 3 [L1130] COND FALSE !(((int)r1) >= 3) [L1136] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1138] COND TRUE ((int)r1) < 3 [L1140] check__tmp = 1 [L1141] __return_4831 = check__tmp [L1142] main__c1 = __return_4831 [L1144] _Bool __tmp_3; [L1145] __tmp_3 = main__c1 [L1146] _Bool assert__arg; [L1147] assert__arg = __tmp_3 [L1148] COND FALSE !(assert__arg == 0) [L1154] int main____CPAchecker_TMP_0 = main__i2; [L1155] main__i2 = main__i2 + 1 [L1156] COND TRUE main__i2 < 8 [L1159] COND TRUE !(mode1 == 0) [L1161] r1 = (char)(((int)r1) + 1) [L1162] COND FALSE !(!(ep21 == 0)) [L1170] COND FALSE !(!(ep31 == 0)) [L1178] COND FALSE !(!(ep41 == 0)) [L1186] COND FALSE !(((int)r1) == 3) [L1192] mode1 = 0 [L1194] COND TRUE !(mode2 == 0) [L1196] r2 = (char)(((int)r2) + 1) [L1197] COND FALSE !(!(ep12 == 0)) [L1205] COND FALSE !(!(ep32 == 0)) [L1213] COND FALSE !(!(ep42 == 0)) [L1221] COND FALSE !(((int)r2) == 3) [L1227] mode2 = 0 [L1229] COND TRUE !(mode3 == 0) [L1231] r3 = (char)(((int)r3) + 1) [L1232] COND FALSE !(!(ep13 == 0)) [L1240] COND FALSE !(!(ep23 == 0)) [L1248] COND FALSE !(!(ep43 == 0)) [L1256] COND FALSE !(((int)r3) == 3) [L1262] mode3 = 0 [L1264] COND TRUE !(mode4 == 0) [L1266] r4 = (char)(((int)r4) + 1) [L1267] COND FALSE !(!(ep14 == 0)) [L1275] COND FALSE !(!(ep24 == 0)) [L1283] COND FALSE !(!(ep34 == 0)) [L1291] COND FALSE !(((int)r4) == 3) [L1297] mode4 = 0 [L1298] p12_old = p12_new [L1299] p12_new = nomsg [L1300] p13_old = p13_new [L1301] p13_new = nomsg [L1302] p14_old = p14_new [L1303] p14_new = nomsg [L1304] p21_old = p21_new [L1305] p21_new = nomsg [L1306] p23_old = p23_new [L1307] p23_new = nomsg [L1308] p24_old = p24_new [L1309] p24_new = nomsg [L1310] p31_old = p31_new [L1311] p31_new = nomsg [L1312] p32_old = p32_new [L1313] p32_new = nomsg [L1314] p34_old = p34_new [L1315] p34_new = nomsg [L1316] p41_old = p41_new [L1317] p41_new = nomsg [L1318] p42_old = p42_new [L1319] p42_new = nomsg [L1320] p43_old = p43_new [L1321] p43_new = nomsg [L1323] int check__tmp; [L1324] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1326] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1328] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1330] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1332] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1334] COND FALSE !(((int)r1) >= 3) [L1340] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1342] COND TRUE ((int)r1) < 3 [L1344] COND FALSE !(((int)r1) >= 3) [L1350] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1352] COND TRUE ((int)r1) < 3 [L1354] check__tmp = 1 [L1355] __return_5014 = check__tmp [L1356] main__c1 = __return_5014 [L1358] _Bool __tmp_4; [L1359] __tmp_4 = main__c1 [L1360] _Bool assert__arg; [L1361] assert__arg = __tmp_4 [L1362] COND FALSE !(assert__arg == 0) [L1368] int main____CPAchecker_TMP_0 = main__i2; [L1369] main__i2 = main__i2 + 1 [L1370] COND TRUE main__i2 < 8 [L1373] COND FALSE !(!(mode1 == 0)) [L1379] COND TRUE ((int)r1) < 3 [L1381] COND FALSE !(!(ep12 == 0)) [L1392] COND FALSE !(!(ep13 == 0)) [L1403] COND FALSE !(!(ep14 == 0)) [L1414] mode1 = 1 [L1416] COND FALSE !(!(mode2 == 0)) [L1422] COND TRUE ((int)r2) < 3 [L1424] COND FALSE !(!(ep21 == 0)) [L1435] COND FALSE !(!(ep23 == 0)) [L1446] COND FALSE !(!(ep24 == 0)) [L1457] mode2 = 1 [L1459] COND FALSE !(!(mode3 == 0)) [L1465] COND TRUE ((int)r3) < 3 [L1467] COND FALSE !(!(ep31 == 0)) [L1478] COND FALSE !(!(ep32 == 0)) [L1489] COND FALSE !(!(ep34 == 0)) [L1500] mode3 = 1 [L1502] COND FALSE !(!(mode4 == 0)) [L1508] COND TRUE ((int)r4) < 3 [L1510] COND FALSE !(!(ep41 == 0)) [L1521] COND FALSE !(!(ep42 == 0)) [L1532] COND FALSE !(!(ep43 == 0)) [L1543] mode4 = 1 [L1544] p12_old = p12_new [L1545] p12_new = nomsg [L1546] p13_old = p13_new [L1547] p13_new = nomsg [L1548] p14_old = p14_new [L1549] p14_new = nomsg [L1550] p21_old = p21_new [L1551] p21_new = nomsg [L1552] p23_old = p23_new [L1553] p23_new = nomsg [L1554] p24_old = p24_new [L1555] p24_new = nomsg [L1556] p31_old = p31_new [L1557] p31_new = nomsg [L1558] p32_old = p32_new [L1559] p32_new = nomsg [L1560] p34_old = p34_new [L1561] p34_new = nomsg [L1562] p41_old = p41_new [L1563] p41_new = nomsg [L1564] p42_old = p42_new [L1565] p42_new = nomsg [L1566] p43_old = p43_new [L1567] p43_new = nomsg [L1569] int check__tmp; [L1570] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1572] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1574] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1576] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1578] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1580] COND FALSE !(((int)r1) >= 3) [L1586] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1588] COND TRUE ((int)r1) < 3 [L1590] COND FALSE !(((int)r1) >= 3) [L1596] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1598] COND TRUE ((int)r1) < 3 [L1600] check__tmp = 1 [L1601] __return_5205 = check__tmp [L1602] main__c1 = __return_5205 [L1604] _Bool __tmp_5; [L1605] __tmp_5 = main__c1 [L1606] _Bool assert__arg; [L1607] assert__arg = __tmp_5 [L1608] COND FALSE !(assert__arg == 0) [L1614] int main____CPAchecker_TMP_0 = main__i2; [L1615] main__i2 = main__i2 + 1 [L1616] COND TRUE main__i2 < 8 [L1619] COND TRUE !(mode1 == 0) [L1621] r1 = (char)(((int)r1) + 1) [L1622] COND FALSE !(!(ep21 == 0)) [L1630] COND FALSE !(!(ep31 == 0)) [L1638] COND FALSE !(!(ep41 == 0)) [L1646] COND TRUE ((int)r1) == 3 [L1648] COND FALSE !(((int)max1) == ((int)id1)) [L3578] nl1 = 1 [L3579] mode1 = 0 [L3581] COND TRUE !(mode2 == 0) [L3583] r2 = (char)(((int)r2) + 1) [L3584] COND FALSE !(!(ep12 == 0)) [L3592] COND FALSE !(!(ep32 == 0)) [L3600] COND FALSE !(!(ep42 == 0)) [L3608] COND TRUE ((int)r2) == 3 [L3610] COND FALSE !(((int)max2) == ((int)id2)) [L4138] nl2 = 1 [L4139] mode2 = 0 [L4141] COND TRUE !(mode3 == 0) [L4143] r3 = (char)(((int)r3) + 1) [L4144] COND FALSE !(!(ep13 == 0)) [L4152] COND FALSE !(!(ep23 == 0)) [L4160] COND FALSE !(!(ep43 == 0)) [L4168] COND TRUE ((int)r3) == 3 [L4170] COND FALSE !(((int)max3) == ((int)id3)) [L4432] nl3 = 1 [L4433] mode3 = 0 [L4435] COND TRUE !(mode4 == 0) [L4437] r4 = (char)(((int)r4) + 1) [L4438] COND FALSE !(!(ep14 == 0)) [L4446] COND FALSE !(!(ep24 == 0)) [L4454] COND FALSE !(!(ep34 == 0)) [L4462] COND TRUE ((int)r4) == 3 [L4464] COND FALSE !(((int)max4) == ((int)id4)) [L4593] nl4 = 1 [L4594] mode4 = 0 [L4595] p12_old = p12_new [L4596] p12_new = nomsg [L4597] p13_old = p13_new [L4598] p13_new = nomsg [L4599] p14_old = p14_new [L4600] p14_new = nomsg [L4601] p21_old = p21_new [L4602] p21_new = nomsg [L4603] p23_old = p23_new [L4604] p23_new = nomsg [L4605] p24_old = p24_new [L4606] p24_new = nomsg [L4607] p31_old = p31_new [L4608] p31_new = nomsg [L4609] p32_old = p32_new [L4610] p32_new = nomsg [L4611] p34_old = p34_new [L4612] p34_new = nomsg [L4613] p41_old = p41_new [L4614] p41_new = nomsg [L4615] p42_old = p42_new [L4616] p42_new = nomsg [L4617] p43_old = p43_new [L4618] p43_new = nomsg [L4620] int check__tmp; [L4621] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L4623] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L4625] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L4627] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L4629] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L4631] COND TRUE ((int)r1) >= 3 [L4633] COND FALSE !(((int)r1) < 3) [L4639] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1) [L4645] check__tmp = 0 [L4646] __return_5397 = check__tmp [L4647] main__c1 = __return_5397 [L4648] __tmp_5398_0 = main____CPAchecker_TMP_0 [L2515] main____CPAchecker_TMP_0 = __tmp_5398_0 [L2517] _Bool __tmp_13; [L2518] __tmp_13 = main__c1 [L2519] _Bool assert__arg; [L2520] assert__arg = __tmp_13 [L2521] COND TRUE assert__arg == 0 [L2523] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...