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_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:22:45,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:22:45,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:22:45,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:22:45,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:22:45,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:22:45,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:22:45,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:22:45,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:22:45,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:22:45,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:22:45,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:22:45,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:22:45,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:22:45,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:22:45,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:22:45,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:22:45,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:22:45,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:22:45,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:22:45,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:22:45,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:22:45,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:22:45,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:22:45,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:22:45,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:22:45,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:22:45,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:22:45,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:22:45,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:22:45,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:22:45,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:22:45,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:22:45,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:22:45,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:22:45,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:22:45,694 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 17:22:45,710 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:22:45,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:22:45,710 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:22:45,710 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:22:45,711 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:22:45,711 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:22:45,712 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:22:45,712 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:22:45,712 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:22:45,712 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:22:45,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:22:45,713 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:22:45,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:22:45,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:22:45,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:22:45,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:22:45,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:22:45,714 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:22:45,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:22:45,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:22:45,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:22:45,715 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:22:45,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:22:45,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:22:45,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:22:45,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:22:45,716 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:22:45,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:22:45,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:22:45,717 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:22:45,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:22:45,766 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:22:45,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:22:45,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:22:45,775 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:22:45,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-11 17:22:45,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a4adec75/96bb043ec200419b9e349a331bdb4c32/FLAG1b70f6e45 [2019-09-11 17:22:46,489 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:22:46,490 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-11 17:22:46,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a4adec75/96bb043ec200419b9e349a331bdb4c32/FLAG1b70f6e45 [2019-09-11 17:22:46,721 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a4adec75/96bb043ec200419b9e349a331bdb4c32 [2019-09-11 17:22:46,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:22:46,732 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:22:46,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:22:46,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:22:46,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:22:46,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:22:46" (1/1) ... [2019-09-11 17:22:46,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c5735c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:46, skipping insertion in model container [2019-09-11 17:22:46,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:22:46" (1/1) ... [2019-09-11 17:22:46,748 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:22:46,841 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:22:47,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:22:47,686 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:22:48,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:22:48,356 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:22:48,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:48 WrapperNode [2019-09-11 17:22:48,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:22:48,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:22:48,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:22:48,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:22:48,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:48" (1/1) ... [2019-09-11 17:22:48,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:48" (1/1) ... [2019-09-11 17:22:48,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:48" (1/1) ... [2019-09-11 17:22:48,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:48" (1/1) ... [2019-09-11 17:22:48,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:48" (1/1) ... [2019-09-11 17:22:48,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:48" (1/1) ... [2019-09-11 17:22:48,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:48" (1/1) ... [2019-09-11 17:22:48,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:22:48,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:22:48,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:22:48,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:22:48,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:48" (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 17:22:48,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:22:48,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:22:48,606 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:22:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:22:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:22:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:22:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:22:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:22:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:22:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:22:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:22:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:22:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:22:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:22:48,610 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:22:48,611 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:22:48,611 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:22:48,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:22:48,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:22:51,146 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:22:51,146 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:22:51,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:22:51 BoogieIcfgContainer [2019-09-11 17:22:51,148 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:22:51,149 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:22:51,149 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:22:51,150 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:22:51,151 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:22:51" (1/1) ... [2019-09-11 17:22:51,201 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:22:51,435 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:23:31,874 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:23:32,010 INFO L272 AbstractInterpreter]: Visited 1168 different actions 52153 times. Merged at 754 different actions 28208 times. Widened at 228 different actions 3373 times. Performed 169788 root evaluator evaluations with a maximum evaluation depth of 6. Performed 169788 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 13968 fixpoints after 505 different actions. Largest state had 381 variables. [2019-09-11 17:23:32,010 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:23:32,013 INFO L168 Benchmark]: Toolchain (without parser) took 45280.18 ms. Allocated memory was 132.6 MB in the beginning and 1.7 GB in the end (delta: 1.6 GB). Free memory was 85.5 MB in the beginning and 500.2 MB in the end (delta: -414.8 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-09-11 17:23:32,015 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 132.6 MB. Free memory was 107.1 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:23:32,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1624.86 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 85.1 MB in the beginning and 142.5 MB in the end (delta: -57.5 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:23:32,017 INFO L168 Benchmark]: Boogie Preprocessor took 158.97 ms. Allocated memory is still 199.8 MB. Free memory was 142.5 MB in the beginning and 134.9 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:23:32,020 INFO L168 Benchmark]: RCFGBuilder took 2631.13 ms. Allocated memory was 199.8 MB in the beginning and 265.3 MB in the end (delta: 65.5 MB). Free memory was 134.9 MB in the beginning and 122.6 MB in the end (delta: 12.3 MB). Peak memory consumption was 95.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:23:32,021 INFO L168 Benchmark]: Abstract Interpretation took 40861.18 ms. Allocated memory was 265.3 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 122.6 MB in the beginning and 500.2 MB in the end (delta: -377.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-09-11 17:23:32,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 132.6 MB. Free memory was 107.1 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1624.86 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 85.1 MB in the beginning and 142.5 MB in the end (delta: -57.5 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 158.97 ms. Allocated memory is still 199.8 MB. Free memory was 142.5 MB in the beginning and 134.9 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2631.13 ms. Allocated memory was 199.8 MB in the beginning and 265.3 MB in the end (delta: 65.5 MB). Free memory was 134.9 MB in the beginning and 122.6 MB in the end (delta: 12.3 MB). Peak memory consumption was 95.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 40861.18 ms. Allocated memory was 265.3 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 122.6 MB in the beginning and 500.2 MB in the end (delta: -377.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1491]: 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] _Bool newmax1 = 0; [L68] char id2 = '\x0'; [L69] char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] _Bool newmax2 = 0; [L76] char id3 = '\x0'; [L77] char r3 = '\x0'; [L78] char st3 = '\x0'; [L79] char nl3 = '\x0'; [L80] char m3 = '\x0'; [L81] char max3 = '\x0'; [L82] _Bool mode3 = 0; [L83] _Bool newmax3 = 0; [L84] char id4 = '\x0'; [L85] char r4 = '\x0'; [L86] char st4 = '\x0'; [L87] char nl4 = '\x0'; [L88] char m4 = '\x0'; [L89] char max4 = '\x0'; [L90] _Bool mode4 = 0; [L91] _Bool newmax4 = 0; [L96] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L100] int __return_3060; [L101] int __return_3302; [L102] int __return_3509; [L103] int __return_3732; [L104] int __return_4489; [L105] int __return_3940; [L106] int __tmp_3941_0; [L107] int __return_4138; [L108] int __return_3954; [L111] int main__c1; [L112] int main__i2; [L113] main__c1 = 0 [L114] ep12 = __VERIFIER_nondet_bool() [L115] ep13 = __VERIFIER_nondet_bool() [L116] ep14 = __VERIFIER_nondet_bool() [L117] ep21 = __VERIFIER_nondet_bool() [L118] ep23 = __VERIFIER_nondet_bool() [L119] ep24 = __VERIFIER_nondet_bool() [L120] ep31 = __VERIFIER_nondet_bool() [L121] ep32 = __VERIFIER_nondet_bool() [L122] ep34 = __VERIFIER_nondet_bool() [L123] ep41 = __VERIFIER_nondet_bool() [L124] ep42 = __VERIFIER_nondet_bool() [L125] ep43 = __VERIFIER_nondet_bool() [L126] id1 = __VERIFIER_nondet_char() [L127] r1 = __VERIFIER_nondet_char() [L128] st1 = __VERIFIER_nondet_char() [L129] nl1 = __VERIFIER_nondet_char() [L130] m1 = __VERIFIER_nondet_char() [L131] max1 = __VERIFIER_nondet_char() [L132] mode1 = __VERIFIER_nondet_bool() [L133] newmax1 = __VERIFIER_nondet_bool() [L134] id2 = __VERIFIER_nondet_char() [L135] r2 = __VERIFIER_nondet_char() [L136] st2 = __VERIFIER_nondet_char() [L137] nl2 = __VERIFIER_nondet_char() [L138] m2 = __VERIFIER_nondet_char() [L139] max2 = __VERIFIER_nondet_char() [L140] mode2 = __VERIFIER_nondet_bool() [L141] newmax2 = __VERIFIER_nondet_bool() [L142] id3 = __VERIFIER_nondet_char() [L143] r3 = __VERIFIER_nondet_char() [L144] st3 = __VERIFIER_nondet_char() [L145] nl3 = __VERIFIER_nondet_char() [L146] m3 = __VERIFIER_nondet_char() [L147] max3 = __VERIFIER_nondet_char() [L148] mode3 = __VERIFIER_nondet_bool() [L149] newmax3 = __VERIFIER_nondet_bool() [L150] id4 = __VERIFIER_nondet_char() [L151] r4 = __VERIFIER_nondet_char() [L152] st4 = __VERIFIER_nondet_char() [L153] nl4 = __VERIFIER_nondet_char() [L154] m4 = __VERIFIER_nondet_char() [L155] max4 = __VERIFIER_nondet_char() [L156] mode4 = __VERIFIER_nondet_bool() [L157] newmax4 = __VERIFIER_nondet_bool() [L159] _Bool init__r121; [L160] _Bool init__r131; [L161] _Bool init__r141; [L162] _Bool init__r211; [L163] _Bool init__r231; [L164] _Bool init__r241; [L165] _Bool init__r311; [L166] _Bool init__r321; [L167] _Bool init__r341; [L168] _Bool init__r411; [L169] _Bool init__r421; [L170] _Bool init__r431; [L171] _Bool init__r122; [L172] int init__tmp; [L173] _Bool init__r132; [L174] int init__tmp___0; [L175] _Bool init__r142; [L176] int init__tmp___1; [L177] _Bool init__r212; [L178] int init__tmp___2; [L179] _Bool init__r232; [L180] int init__tmp___3; [L181] _Bool init__r242; [L182] int init__tmp___4; [L183] _Bool init__r312; [L184] int init__tmp___5; [L185] _Bool init__r322; [L186] int init__tmp___6; [L187] _Bool init__r342; [L188] int init__tmp___7; [L189] _Bool init__r412; [L190] int init__tmp___8; [L191] _Bool init__r422; [L192] int init__tmp___9; [L193] _Bool init__r432; [L194] int init__tmp___10; [L195] _Bool init__r123; [L196] int init__tmp___11; [L197] _Bool init__r133; [L198] int init__tmp___12; [L199] _Bool init__r143; [L200] int init__tmp___13; [L201] _Bool init__r213; [L202] int init__tmp___14; [L203] _Bool init__r233; [L204] int init__tmp___15; [L205] _Bool init__r243; [L206] int init__tmp___16; [L207] _Bool init__r313; [L208] int init__tmp___17; [L209] _Bool init__r323; [L210] int init__tmp___18; [L211] _Bool init__r343; [L212] int init__tmp___19; [L213] _Bool init__r413; [L214] int init__tmp___20; [L215] _Bool init__r423; [L216] int init__tmp___21; [L217] _Bool init__r433; [L218] int init__tmp___22; [L219] int init__tmp___23; [L220] init__r121 = ep12 [L221] init__r131 = ep13 [L222] init__r141 = ep14 [L223] init__r211 = ep21 [L224] init__r231 = ep23 [L225] init__r241 = ep24 [L226] init__r311 = ep31 [L227] init__r321 = ep32 [L228] init__r341 = ep34 [L229] init__r411 = ep41 [L230] init__r421 = ep42 [L231] init__r431 = ep43 [L232] COND TRUE !(init__r121 == 0) [L234] init__tmp = 1 [L236] init__r122 = (_Bool)init__tmp [L237] COND TRUE !(init__r131 == 0) [L239] init__tmp___0 = 1 [L241] init__r132 = (_Bool)init__tmp___0 [L242] COND TRUE !(init__r141 == 0) [L244] init__tmp___1 = 1 [L246] init__r142 = (_Bool)init__tmp___1 [L247] COND TRUE !(init__r211 == 0) [L249] init__tmp___2 = 1 [L251] init__r212 = (_Bool)init__tmp___2 [L252] COND TRUE !(init__r231 == 0) [L254] init__tmp___3 = 1 [L256] init__r232 = (_Bool)init__tmp___3 [L257] COND TRUE !(init__r241 == 0) [L259] init__tmp___4 = 1 [L261] init__r242 = (_Bool)init__tmp___4 [L262] COND TRUE !(init__r311 == 0) [L264] init__tmp___5 = 1 [L266] init__r312 = (_Bool)init__tmp___5 [L267] COND TRUE !(init__r321 == 0) [L269] init__tmp___6 = 1 [L271] init__r322 = (_Bool)init__tmp___6 [L272] COND TRUE !(init__r341 == 0) [L274] init__tmp___7 = 1 [L276] init__r342 = (_Bool)init__tmp___7 [L277] COND TRUE !(init__r411 == 0) [L279] init__tmp___8 = 1 [L281] init__r412 = (_Bool)init__tmp___8 [L282] COND TRUE !(init__r421 == 0) [L284] init__tmp___9 = 1 [L286] init__r422 = (_Bool)init__tmp___9 [L287] COND TRUE !(init__r431 == 0) [L289] init__tmp___10 = 1 [L291] init__r432 = (_Bool)init__tmp___10 [L292] COND TRUE !(init__r122 == 0) [L294] init__tmp___11 = 1 [L296] init__r123 = (_Bool)init__tmp___11 [L297] COND TRUE !(init__r132 == 0) [L299] init__tmp___12 = 1 [L301] init__r133 = (_Bool)init__tmp___12 [L302] COND TRUE !(init__r142 == 0) [L304] init__tmp___13 = 1 [L306] init__r143 = (_Bool)init__tmp___13 [L307] COND TRUE !(init__r212 == 0) [L309] init__tmp___14 = 1 [L311] init__r213 = (_Bool)init__tmp___14 [L312] COND TRUE !(init__r232 == 0) [L314] init__tmp___15 = 1 [L316] init__r233 = (_Bool)init__tmp___15 [L317] COND TRUE !(init__r242 == 0) [L319] init__tmp___16 = 1 [L321] init__r243 = (_Bool)init__tmp___16 [L322] COND TRUE !(init__r312 == 0) [L324] init__tmp___17 = 1 [L326] init__r313 = (_Bool)init__tmp___17 [L327] COND TRUE !(init__r322 == 0) [L329] init__tmp___18 = 1 [L331] init__r323 = (_Bool)init__tmp___18 [L332] COND TRUE !(init__r342 == 0) [L334] init__tmp___19 = 1 [L336] init__r343 = (_Bool)init__tmp___19 [L337] COND TRUE !(init__r412 == 0) [L339] init__tmp___20 = 1 [L341] init__r413 = (_Bool)init__tmp___20 [L342] COND TRUE !(init__r422 == 0) [L344] init__tmp___21 = 1 [L346] init__r423 = (_Bool)init__tmp___21 [L347] COND TRUE !(init__r432 == 0) [L349] init__tmp___22 = 1 [L351] init__r433 = (_Bool)init__tmp___22 [L352] COND TRUE ((int)id1) != ((int)id2) [L354] COND TRUE ((int)id1) != ((int)id3) [L356] COND TRUE ((int)id1) != ((int)id4) [L358] COND TRUE ((int)id2) != ((int)id3) [L360] COND TRUE ((int)id2) != ((int)id4) [L362] COND TRUE ((int)id3) != ((int)id4) [L364] COND TRUE ((int)id1) >= 0 [L366] COND TRUE ((int)id2) >= 0 [L368] COND TRUE ((int)id3) >= 0 [L370] COND TRUE ((int)id4) >= 0 [L372] COND TRUE ((int)r1) == 0 [L374] COND TRUE ((int)r2) == 0 [L376] COND TRUE ((int)r3) == 0 [L378] COND TRUE ((int)r4) == 0 [L380] COND TRUE !(init__r123 == 0) [L382] COND TRUE !(init__r133 == 0) [L384] COND TRUE !(init__r143 == 0) [L386] COND TRUE !(init__r213 == 0) [L388] COND TRUE !(init__r233 == 0) [L390] COND TRUE !(init__r243 == 0) [L392] COND TRUE !(init__r313 == 0) [L394] COND TRUE !(init__r323 == 0) [L396] COND TRUE !(init__r343 == 0) [L398] COND TRUE !(init__r413 == 0) [L400] COND TRUE !(init__r423 == 0) [L402] COND TRUE !(init__r433 == 0) [L404] COND TRUE ((int)max1) == ((int)id1) [L406] COND TRUE ((int)max2) == ((int)id2) [L408] COND TRUE ((int)max3) == ((int)id3) [L410] COND TRUE ((int)max4) == ((int)id4) [L412] COND TRUE ((int)st1) == 0 [L414] COND TRUE ((int)st2) == 0 [L416] COND TRUE ((int)st3) == 0 [L418] COND TRUE ((int)st4) == 0 [L420] COND TRUE ((int)nl1) == 0 [L422] COND TRUE ((int)nl2) == 0 [L424] COND TRUE ((int)nl3) == 0 [L426] COND TRUE ((int)nl4) == 0 [L428] COND TRUE ((int)mode1) == 0 [L430] COND TRUE ((int)mode2) == 0 [L432] COND TRUE ((int)mode3) == 0 [L434] COND TRUE ((int)mode4) == 0 [L436] COND TRUE !(newmax1 == 0) [L438] COND TRUE !(newmax2 == 0) [L440] COND TRUE !(newmax3 == 0) [L442] COND TRUE !(newmax4 == 0) [L444] init__tmp___23 = 1 [L445] __return_3060 = init__tmp___23 [L446] main__i2 = __return_3060 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] _Bool node1__newmax; [L478] node1__newmax = 0 [L479] COND FALSE !(!(mode1 == 0)) [L485] COND TRUE ((int)r1) < 3 [L487] COND FALSE !(!(ep12 == 0)) [L500] COND FALSE !(!(ep13 == 0)) [L513] COND FALSE !(!(ep14 == 0)) [L526] mode1 = 1 [L528] _Bool node2__newmax; [L529] node2__newmax = 0 [L530] COND FALSE !(!(mode2 == 0)) [L536] COND TRUE ((int)r2) < 3 [L538] COND FALSE !(!(ep21 == 0)) [L551] COND FALSE !(!(ep23 == 0)) [L564] COND FALSE !(!(ep24 == 0)) [L577] mode2 = 1 [L579] _Bool node3__newmax; [L580] node3__newmax = 0 [L581] COND FALSE !(!(mode3 == 0)) [L587] COND TRUE ((int)r3) < 3 [L589] COND FALSE !(!(ep31 == 0)) [L602] COND FALSE !(!(ep32 == 0)) [L615] COND FALSE !(!(ep34 == 0)) [L628] mode3 = 1 [L630] _Bool node4__newmax; [L631] node4__newmax = 0 [L632] COND FALSE !(!(mode4 == 0)) [L638] COND TRUE ((int)r4) < 3 [L640] COND FALSE !(!(ep41 == 0)) [L653] COND FALSE !(!(ep42 == 0)) [L666] COND FALSE !(!(ep43 == 0)) [L679] mode4 = 1 [L680] p12_old = p12_new [L681] p12_new = nomsg [L682] p13_old = p13_new [L683] p13_new = nomsg [L684] p14_old = p14_new [L685] p14_new = nomsg [L686] p21_old = p21_new [L687] p21_new = nomsg [L688] p23_old = p23_new [L689] p23_new = nomsg [L690] p24_old = p24_new [L691] p24_new = nomsg [L692] p31_old = p31_new [L693] p31_new = nomsg [L694] p32_old = p32_new [L695] p32_new = nomsg [L696] p34_old = p34_new [L697] p34_new = nomsg [L698] p41_old = p41_new [L699] p41_new = nomsg [L700] p42_old = p42_new [L701] p42_new = nomsg [L702] p43_old = p43_new [L703] p43_new = nomsg [L705] int check__tmp; [L706] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L708] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L710] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L712] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L714] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L716] COND FALSE !(((int)r1) >= 3) [L722] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L724] COND TRUE ((int)r1) < 3 [L726] COND FALSE !(((int)r1) >= 3) [L732] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L734] COND TRUE ((int)r1) < 3 [L736] check__tmp = 1 [L737] __return_3302 = check__tmp [L738] main__c1 = __return_3302 [L740] _Bool __tmp_1; [L741] __tmp_1 = main__c1 [L742] _Bool assert__arg; [L743] assert__arg = __tmp_1 [L744] COND FALSE !(assert__arg == 0) [L750] int main____CPAchecker_TMP_0 = main__i2; [L751] main__i2 = main__i2 + 1 [L752] COND TRUE main__i2 < 8 [L755] _Bool node1__newmax; [L756] node1__newmax = 0 [L757] COND TRUE !(mode1 == 0) [L759] r1 = (char)(((int)r1) + 1) [L760] COND FALSE !(!(ep21 == 0)) [L769] COND FALSE !(!(ep31 == 0)) [L778] COND FALSE !(!(ep41 == 0)) [L787] newmax1 = node1__newmax [L788] COND FALSE !(((int)r1) == 2) [L794] mode1 = 0 [L796] _Bool node2__newmax; [L797] node2__newmax = 0 [L798] COND TRUE !(mode2 == 0) [L800] r2 = (char)(((int)r2) + 1) [L801] COND FALSE !(!(ep12 == 0)) [L810] COND FALSE !(!(ep32 == 0)) [L819] COND FALSE !(!(ep42 == 0)) [L828] newmax2 = node2__newmax [L829] COND FALSE !(((int)r2) == 3) [L835] mode2 = 0 [L837] _Bool node3__newmax; [L838] node3__newmax = 0 [L839] COND TRUE !(mode3 == 0) [L841] r3 = (char)(((int)r3) + 1) [L842] COND FALSE !(!(ep13 == 0)) [L851] COND FALSE !(!(ep23 == 0)) [L860] COND FALSE !(!(ep43 == 0)) [L869] newmax3 = node3__newmax [L870] COND FALSE !(((int)r3) == 3) [L876] mode3 = 0 [L878] _Bool node4__newmax; [L879] node4__newmax = 0 [L880] COND TRUE !(mode4 == 0) [L882] r4 = (char)(((int)r4) + 1) [L883] COND FALSE !(!(ep14 == 0)) [L892] COND FALSE !(!(ep24 == 0)) [L901] COND FALSE !(!(ep34 == 0)) [L910] newmax4 = node4__newmax [L911] COND FALSE !(((int)r4) == 3) [L917] mode4 = 0 [L918] p12_old = p12_new [L919] p12_new = nomsg [L920] p13_old = p13_new [L921] p13_new = nomsg [L922] p14_old = p14_new [L923] p14_new = nomsg [L924] p21_old = p21_new [L925] p21_new = nomsg [L926] p23_old = p23_new [L927] p23_new = nomsg [L928] p24_old = p24_new [L929] p24_new = nomsg [L930] p31_old = p31_new [L931] p31_new = nomsg [L932] p32_old = p32_new [L933] p32_new = nomsg [L934] p34_old = p34_new [L935] p34_new = nomsg [L936] p41_old = p41_new [L937] p41_new = nomsg [L938] p42_old = p42_new [L939] p42_new = nomsg [L940] p43_old = p43_new [L941] p43_new = nomsg [L943] int check__tmp; [L944] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L946] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L948] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L950] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L952] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L954] COND FALSE !(((int)r1) >= 3) [L960] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L962] COND TRUE ((int)r1) < 3 [L964] COND FALSE !(((int)r1) >= 3) [L970] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L972] COND TRUE ((int)r1) < 3 [L974] check__tmp = 1 [L975] __return_3509 = check__tmp [L976] main__c1 = __return_3509 [L978] _Bool __tmp_2; [L979] __tmp_2 = main__c1 [L980] _Bool assert__arg; [L981] assert__arg = __tmp_2 [L982] COND FALSE !(assert__arg == 0) [L988] int main____CPAchecker_TMP_0 = main__i2; [L989] main__i2 = main__i2 + 1 [L990] COND TRUE main__i2 < 8 [L993] _Bool node1__newmax; [L994] node1__newmax = 0 [L995] COND FALSE !(!(mode1 == 0)) [L1001] COND TRUE ((int)r1) < 3 [L1003] COND FALSE !(!(ep12 == 0)) [L1016] COND FALSE !(!(ep13 == 0)) [L1029] COND FALSE !(!(ep14 == 0)) [L1042] mode1 = 1 [L1044] _Bool node2__newmax; [L1045] node2__newmax = 0 [L1046] COND FALSE !(!(mode2 == 0)) [L1052] COND TRUE ((int)r2) < 3 [L1054] COND FALSE !(!(ep21 == 0)) [L1067] COND FALSE !(!(ep23 == 0)) [L1080] COND FALSE !(!(ep24 == 0)) [L1093] mode2 = 1 [L1095] _Bool node3__newmax; [L1096] node3__newmax = 0 [L1097] COND FALSE !(!(mode3 == 0)) [L1103] COND TRUE ((int)r3) < 3 [L1105] COND FALSE !(!(ep31 == 0)) [L1118] COND FALSE !(!(ep32 == 0)) [L1131] COND FALSE !(!(ep34 == 0)) [L1144] mode3 = 1 [L1146] _Bool node4__newmax; [L1147] node4__newmax = 0 [L1148] COND FALSE !(!(mode4 == 0)) [L1154] COND TRUE ((int)r4) < 3 [L1156] COND FALSE !(!(ep41 == 0)) [L1169] COND FALSE !(!(ep42 == 0)) [L1182] COND FALSE !(!(ep43 == 0)) [L1195] mode4 = 1 [L1196] p12_old = p12_new [L1197] p12_new = nomsg [L1198] p13_old = p13_new [L1199] p13_new = nomsg [L1200] p14_old = p14_new [L1201] p14_new = nomsg [L1202] p21_old = p21_new [L1203] p21_new = nomsg [L1204] p23_old = p23_new [L1205] p23_new = nomsg [L1206] p24_old = p24_new [L1207] p24_new = nomsg [L1208] p31_old = p31_new [L1209] p31_new = nomsg [L1210] p32_old = p32_new [L1211] p32_new = nomsg [L1212] p34_old = p34_new [L1213] p34_new = nomsg [L1214] p41_old = p41_new [L1215] p41_new = nomsg [L1216] p42_old = p42_new [L1217] p42_new = nomsg [L1218] p43_old = p43_new [L1219] p43_new = nomsg [L1221] int check__tmp; [L1222] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1224] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1226] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1228] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1230] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1232] COND FALSE !(((int)r1) >= 3) [L1238] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1240] COND TRUE ((int)r1) < 3 [L1242] COND FALSE !(((int)r1) >= 3) [L1248] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1250] COND TRUE ((int)r1) < 3 [L1252] check__tmp = 1 [L1253] __return_3732 = check__tmp [L1254] main__c1 = __return_3732 [L1256] _Bool __tmp_3; [L1257] __tmp_3 = main__c1 [L1258] _Bool assert__arg; [L1259] assert__arg = __tmp_3 [L1260] COND FALSE !(assert__arg == 0) [L1266] int main____CPAchecker_TMP_0 = main__i2; [L1267] main__i2 = main__i2 + 1 [L1268] COND TRUE main__i2 < 8 [L1271] _Bool node1__newmax; [L1272] node1__newmax = 0 [L1273] COND TRUE !(mode1 == 0) [L1275] r1 = (char)(((int)r1) + 1) [L1276] COND FALSE !(!(ep21 == 0)) [L1285] COND FALSE !(!(ep31 == 0)) [L1294] COND FALSE !(!(ep41 == 0)) [L1303] newmax1 = node1__newmax [L1304] COND TRUE ((int)r1) == 2 [L1306] COND TRUE ((int)max1) == ((int)id1) [L1308] st1 = 1 [L1309] mode1 = 0 [L1311] _Bool node2__newmax; [L1312] node2__newmax = 0 [L1313] COND TRUE !(mode2 == 0) [L1315] r2 = (char)(((int)r2) + 1) [L1316] COND FALSE !(!(ep12 == 0)) [L1325] COND FALSE !(!(ep32 == 0)) [L1334] COND FALSE !(!(ep42 == 0)) [L1343] newmax2 = node2__newmax [L1344] COND FALSE !(((int)r2) == 3) [L1350] mode2 = 0 [L1352] _Bool node3__newmax; [L1353] node3__newmax = 0 [L1354] COND TRUE !(mode3 == 0) [L1356] r3 = (char)(((int)r3) + 1) [L1357] COND FALSE !(!(ep13 == 0)) [L1366] COND FALSE !(!(ep23 == 0)) [L1375] COND FALSE !(!(ep43 == 0)) [L1384] newmax3 = node3__newmax [L1385] COND FALSE !(((int)r3) == 3) [L1391] mode3 = 0 [L1393] _Bool node4__newmax; [L1394] node4__newmax = 0 [L1395] COND TRUE !(mode4 == 0) [L1397] r4 = (char)(((int)r4) + 1) [L1398] COND FALSE !(!(ep14 == 0)) [L1407] COND FALSE !(!(ep24 == 0)) [L1416] COND FALSE !(!(ep34 == 0)) [L1425] newmax4 = node4__newmax [L1426] COND FALSE !(((int)r4) == 3) [L1432] mode4 = 0 [L1433] p12_old = p12_new [L1434] p12_new = nomsg [L1435] p13_old = p13_new [L1436] p13_new = nomsg [L1437] p14_old = p14_new [L1438] p14_new = nomsg [L1439] p21_old = p21_new [L1440] p21_new = nomsg [L1441] p23_old = p23_new [L1442] p23_new = nomsg [L1443] p24_old = p24_new [L1444] p24_new = nomsg [L1445] p31_old = p31_new [L1446] p31_new = nomsg [L1447] p32_old = p32_new [L1448] p32_new = nomsg [L1449] p34_old = p34_new [L1450] p34_new = nomsg [L1451] p41_old = p41_new [L1452] p41_new = nomsg [L1453] p42_old = p42_new [L1454] p42_new = nomsg [L1455] p43_old = p43_new [L1456] p43_new = nomsg [L1458] int check__tmp; [L1459] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1461] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1463] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1465] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1467] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1469] COND FALSE !(((int)r1) >= 3) [L1475] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0) [L1481] check__tmp = 0 [L1482] __return_4489 = check__tmp [L1483] main__c1 = __return_4489 [L1485] _Bool __tmp_4; [L1486] __tmp_4 = main__c1 [L1487] _Bool assert__arg; [L1488] assert__arg = __tmp_4 [L1489] COND TRUE assert__arg == 0 [L1491] __VERIFIER_error() - UnprovableResult [Line: 1837]: 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] _Bool newmax1 = 0; [L68] char id2 = '\x0'; [L69] char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] _Bool newmax2 = 0; [L76] char id3 = '\x0'; [L77] char r3 = '\x0'; [L78] char st3 = '\x0'; [L79] char nl3 = '\x0'; [L80] char m3 = '\x0'; [L81] char max3 = '\x0'; [L82] _Bool mode3 = 0; [L83] _Bool newmax3 = 0; [L84] char id4 = '\x0'; [L85] char r4 = '\x0'; [L86] char st4 = '\x0'; [L87] char nl4 = '\x0'; [L88] char m4 = '\x0'; [L89] char max4 = '\x0'; [L90] _Bool mode4 = 0; [L91] _Bool newmax4 = 0; [L96] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L100] int __return_3060; [L101] int __return_3302; [L102] int __return_3509; [L103] int __return_3732; [L104] int __return_4489; [L105] int __return_3940; [L106] int __tmp_3941_0; [L107] int __return_4138; [L108] int __return_3954; [L111] int main__c1; [L112] int main__i2; [L113] main__c1 = 0 [L114] ep12 = __VERIFIER_nondet_bool() [L115] ep13 = __VERIFIER_nondet_bool() [L116] ep14 = __VERIFIER_nondet_bool() [L117] ep21 = __VERIFIER_nondet_bool() [L118] ep23 = __VERIFIER_nondet_bool() [L119] ep24 = __VERIFIER_nondet_bool() [L120] ep31 = __VERIFIER_nondet_bool() [L121] ep32 = __VERIFIER_nondet_bool() [L122] ep34 = __VERIFIER_nondet_bool() [L123] ep41 = __VERIFIER_nondet_bool() [L124] ep42 = __VERIFIER_nondet_bool() [L125] ep43 = __VERIFIER_nondet_bool() [L126] id1 = __VERIFIER_nondet_char() [L127] r1 = __VERIFIER_nondet_char() [L128] st1 = __VERIFIER_nondet_char() [L129] nl1 = __VERIFIER_nondet_char() [L130] m1 = __VERIFIER_nondet_char() [L131] max1 = __VERIFIER_nondet_char() [L132] mode1 = __VERIFIER_nondet_bool() [L133] newmax1 = __VERIFIER_nondet_bool() [L134] id2 = __VERIFIER_nondet_char() [L135] r2 = __VERIFIER_nondet_char() [L136] st2 = __VERIFIER_nondet_char() [L137] nl2 = __VERIFIER_nondet_char() [L138] m2 = __VERIFIER_nondet_char() [L139] max2 = __VERIFIER_nondet_char() [L140] mode2 = __VERIFIER_nondet_bool() [L141] newmax2 = __VERIFIER_nondet_bool() [L142] id3 = __VERIFIER_nondet_char() [L143] r3 = __VERIFIER_nondet_char() [L144] st3 = __VERIFIER_nondet_char() [L145] nl3 = __VERIFIER_nondet_char() [L146] m3 = __VERIFIER_nondet_char() [L147] max3 = __VERIFIER_nondet_char() [L148] mode3 = __VERIFIER_nondet_bool() [L149] newmax3 = __VERIFIER_nondet_bool() [L150] id4 = __VERIFIER_nondet_char() [L151] r4 = __VERIFIER_nondet_char() [L152] st4 = __VERIFIER_nondet_char() [L153] nl4 = __VERIFIER_nondet_char() [L154] m4 = __VERIFIER_nondet_char() [L155] max4 = __VERIFIER_nondet_char() [L156] mode4 = __VERIFIER_nondet_bool() [L157] newmax4 = __VERIFIER_nondet_bool() [L159] _Bool init__r121; [L160] _Bool init__r131; [L161] _Bool init__r141; [L162] _Bool init__r211; [L163] _Bool init__r231; [L164] _Bool init__r241; [L165] _Bool init__r311; [L166] _Bool init__r321; [L167] _Bool init__r341; [L168] _Bool init__r411; [L169] _Bool init__r421; [L170] _Bool init__r431; [L171] _Bool init__r122; [L172] int init__tmp; [L173] _Bool init__r132; [L174] int init__tmp___0; [L175] _Bool init__r142; [L176] int init__tmp___1; [L177] _Bool init__r212; [L178] int init__tmp___2; [L179] _Bool init__r232; [L180] int init__tmp___3; [L181] _Bool init__r242; [L182] int init__tmp___4; [L183] _Bool init__r312; [L184] int init__tmp___5; [L185] _Bool init__r322; [L186] int init__tmp___6; [L187] _Bool init__r342; [L188] int init__tmp___7; [L189] _Bool init__r412; [L190] int init__tmp___8; [L191] _Bool init__r422; [L192] int init__tmp___9; [L193] _Bool init__r432; [L194] int init__tmp___10; [L195] _Bool init__r123; [L196] int init__tmp___11; [L197] _Bool init__r133; [L198] int init__tmp___12; [L199] _Bool init__r143; [L200] int init__tmp___13; [L201] _Bool init__r213; [L202] int init__tmp___14; [L203] _Bool init__r233; [L204] int init__tmp___15; [L205] _Bool init__r243; [L206] int init__tmp___16; [L207] _Bool init__r313; [L208] int init__tmp___17; [L209] _Bool init__r323; [L210] int init__tmp___18; [L211] _Bool init__r343; [L212] int init__tmp___19; [L213] _Bool init__r413; [L214] int init__tmp___20; [L215] _Bool init__r423; [L216] int init__tmp___21; [L217] _Bool init__r433; [L218] int init__tmp___22; [L219] int init__tmp___23; [L220] init__r121 = ep12 [L221] init__r131 = ep13 [L222] init__r141 = ep14 [L223] init__r211 = ep21 [L224] init__r231 = ep23 [L225] init__r241 = ep24 [L226] init__r311 = ep31 [L227] init__r321 = ep32 [L228] init__r341 = ep34 [L229] init__r411 = ep41 [L230] init__r421 = ep42 [L231] init__r431 = ep43 [L232] COND TRUE !(init__r121 == 0) [L234] init__tmp = 1 [L236] init__r122 = (_Bool)init__tmp [L237] COND TRUE !(init__r131 == 0) [L239] init__tmp___0 = 1 [L241] init__r132 = (_Bool)init__tmp___0 [L242] COND TRUE !(init__r141 == 0) [L244] init__tmp___1 = 1 [L246] init__r142 = (_Bool)init__tmp___1 [L247] COND TRUE !(init__r211 == 0) [L249] init__tmp___2 = 1 [L251] init__r212 = (_Bool)init__tmp___2 [L252] COND TRUE !(init__r231 == 0) [L254] init__tmp___3 = 1 [L256] init__r232 = (_Bool)init__tmp___3 [L257] COND TRUE !(init__r241 == 0) [L259] init__tmp___4 = 1 [L261] init__r242 = (_Bool)init__tmp___4 [L262] COND TRUE !(init__r311 == 0) [L264] init__tmp___5 = 1 [L266] init__r312 = (_Bool)init__tmp___5 [L267] COND TRUE !(init__r321 == 0) [L269] init__tmp___6 = 1 [L271] init__r322 = (_Bool)init__tmp___6 [L272] COND TRUE !(init__r341 == 0) [L274] init__tmp___7 = 1 [L276] init__r342 = (_Bool)init__tmp___7 [L277] COND TRUE !(init__r411 == 0) [L279] init__tmp___8 = 1 [L281] init__r412 = (_Bool)init__tmp___8 [L282] COND TRUE !(init__r421 == 0) [L284] init__tmp___9 = 1 [L286] init__r422 = (_Bool)init__tmp___9 [L287] COND TRUE !(init__r431 == 0) [L289] init__tmp___10 = 1 [L291] init__r432 = (_Bool)init__tmp___10 [L292] COND TRUE !(init__r122 == 0) [L294] init__tmp___11 = 1 [L296] init__r123 = (_Bool)init__tmp___11 [L297] COND TRUE !(init__r132 == 0) [L299] init__tmp___12 = 1 [L301] init__r133 = (_Bool)init__tmp___12 [L302] COND TRUE !(init__r142 == 0) [L304] init__tmp___13 = 1 [L306] init__r143 = (_Bool)init__tmp___13 [L307] COND TRUE !(init__r212 == 0) [L309] init__tmp___14 = 1 [L311] init__r213 = (_Bool)init__tmp___14 [L312] COND TRUE !(init__r232 == 0) [L314] init__tmp___15 = 1 [L316] init__r233 = (_Bool)init__tmp___15 [L317] COND TRUE !(init__r242 == 0) [L319] init__tmp___16 = 1 [L321] init__r243 = (_Bool)init__tmp___16 [L322] COND TRUE !(init__r312 == 0) [L324] init__tmp___17 = 1 [L326] init__r313 = (_Bool)init__tmp___17 [L327] COND TRUE !(init__r322 == 0) [L329] init__tmp___18 = 1 [L331] init__r323 = (_Bool)init__tmp___18 [L332] COND TRUE !(init__r342 == 0) [L334] init__tmp___19 = 1 [L336] init__r343 = (_Bool)init__tmp___19 [L337] COND TRUE !(init__r412 == 0) [L339] init__tmp___20 = 1 [L341] init__r413 = (_Bool)init__tmp___20 [L342] COND TRUE !(init__r422 == 0) [L344] init__tmp___21 = 1 [L346] init__r423 = (_Bool)init__tmp___21 [L347] COND TRUE !(init__r432 == 0) [L349] init__tmp___22 = 1 [L351] init__r433 = (_Bool)init__tmp___22 [L352] COND TRUE ((int)id1) != ((int)id2) [L354] COND TRUE ((int)id1) != ((int)id3) [L356] COND TRUE ((int)id1) != ((int)id4) [L358] COND TRUE ((int)id2) != ((int)id3) [L360] COND TRUE ((int)id2) != ((int)id4) [L362] COND TRUE ((int)id3) != ((int)id4) [L364] COND TRUE ((int)id1) >= 0 [L366] COND TRUE ((int)id2) >= 0 [L368] COND TRUE ((int)id3) >= 0 [L370] COND TRUE ((int)id4) >= 0 [L372] COND TRUE ((int)r1) == 0 [L374] COND TRUE ((int)r2) == 0 [L376] COND TRUE ((int)r3) == 0 [L378] COND TRUE ((int)r4) == 0 [L380] COND TRUE !(init__r123 == 0) [L382] COND TRUE !(init__r133 == 0) [L384] COND TRUE !(init__r143 == 0) [L386] COND TRUE !(init__r213 == 0) [L388] COND TRUE !(init__r233 == 0) [L390] COND TRUE !(init__r243 == 0) [L392] COND TRUE !(init__r313 == 0) [L394] COND TRUE !(init__r323 == 0) [L396] COND TRUE !(init__r343 == 0) [L398] COND TRUE !(init__r413 == 0) [L400] COND TRUE !(init__r423 == 0) [L402] COND TRUE !(init__r433 == 0) [L404] COND TRUE ((int)max1) == ((int)id1) [L406] COND TRUE ((int)max2) == ((int)id2) [L408] COND TRUE ((int)max3) == ((int)id3) [L410] COND TRUE ((int)max4) == ((int)id4) [L412] COND TRUE ((int)st1) == 0 [L414] COND TRUE ((int)st2) == 0 [L416] COND TRUE ((int)st3) == 0 [L418] COND TRUE ((int)st4) == 0 [L420] COND TRUE ((int)nl1) == 0 [L422] COND TRUE ((int)nl2) == 0 [L424] COND TRUE ((int)nl3) == 0 [L426] COND TRUE ((int)nl4) == 0 [L428] COND TRUE ((int)mode1) == 0 [L430] COND TRUE ((int)mode2) == 0 [L432] COND TRUE ((int)mode3) == 0 [L434] COND TRUE ((int)mode4) == 0 [L436] COND TRUE !(newmax1 == 0) [L438] COND TRUE !(newmax2 == 0) [L440] COND TRUE !(newmax3 == 0) [L442] COND TRUE !(newmax4 == 0) [L444] init__tmp___23 = 1 [L445] __return_3060 = init__tmp___23 [L446] main__i2 = __return_3060 [L447] COND TRUE main__i2 != 0 [L449] p12_old = nomsg [L450] p12_new = nomsg [L451] p13_old = nomsg [L452] p13_new = nomsg [L453] p14_old = nomsg [L454] p14_new = nomsg [L455] p21_old = nomsg [L456] p21_new = nomsg [L457] p23_old = nomsg [L458] p23_new = nomsg [L459] p24_old = nomsg [L460] p24_new = nomsg [L461] p31_old = nomsg [L462] p31_new = nomsg [L463] p32_old = nomsg [L464] p32_new = nomsg [L465] p34_old = nomsg [L466] p34_new = nomsg [L467] p41_old = nomsg [L468] p41_new = nomsg [L469] p42_old = nomsg [L470] p42_new = nomsg [L471] p43_old = nomsg [L472] p43_new = nomsg [L473] main__i2 = 0 [L474] COND TRUE main__i2 < 8 [L477] _Bool node1__newmax; [L478] node1__newmax = 0 [L479] COND FALSE !(!(mode1 == 0)) [L485] COND TRUE ((int)r1) < 3 [L487] COND FALSE !(!(ep12 == 0)) [L500] COND FALSE !(!(ep13 == 0)) [L513] COND FALSE !(!(ep14 == 0)) [L526] mode1 = 1 [L528] _Bool node2__newmax; [L529] node2__newmax = 0 [L530] COND FALSE !(!(mode2 == 0)) [L536] COND TRUE ((int)r2) < 3 [L538] COND FALSE !(!(ep21 == 0)) [L551] COND FALSE !(!(ep23 == 0)) [L564] COND FALSE !(!(ep24 == 0)) [L577] mode2 = 1 [L579] _Bool node3__newmax; [L580] node3__newmax = 0 [L581] COND FALSE !(!(mode3 == 0)) [L587] COND TRUE ((int)r3) < 3 [L589] COND FALSE !(!(ep31 == 0)) [L602] COND FALSE !(!(ep32 == 0)) [L615] COND FALSE !(!(ep34 == 0)) [L628] mode3 = 1 [L630] _Bool node4__newmax; [L631] node4__newmax = 0 [L632] COND FALSE !(!(mode4 == 0)) [L638] COND TRUE ((int)r4) < 3 [L640] COND FALSE !(!(ep41 == 0)) [L653] COND FALSE !(!(ep42 == 0)) [L666] COND FALSE !(!(ep43 == 0)) [L679] mode4 = 1 [L680] p12_old = p12_new [L681] p12_new = nomsg [L682] p13_old = p13_new [L683] p13_new = nomsg [L684] p14_old = p14_new [L685] p14_new = nomsg [L686] p21_old = p21_new [L687] p21_new = nomsg [L688] p23_old = p23_new [L689] p23_new = nomsg [L690] p24_old = p24_new [L691] p24_new = nomsg [L692] p31_old = p31_new [L693] p31_new = nomsg [L694] p32_old = p32_new [L695] p32_new = nomsg [L696] p34_old = p34_new [L697] p34_new = nomsg [L698] p41_old = p41_new [L699] p41_new = nomsg [L700] p42_old = p42_new [L701] p42_new = nomsg [L702] p43_old = p43_new [L703] p43_new = nomsg [L705] int check__tmp; [L706] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L708] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L710] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L712] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L714] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L716] COND FALSE !(((int)r1) >= 3) [L722] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L724] COND TRUE ((int)r1) < 3 [L726] COND FALSE !(((int)r1) >= 3) [L732] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L734] COND TRUE ((int)r1) < 3 [L736] check__tmp = 1 [L737] __return_3302 = check__tmp [L738] main__c1 = __return_3302 [L740] _Bool __tmp_1; [L741] __tmp_1 = main__c1 [L742] _Bool assert__arg; [L743] assert__arg = __tmp_1 [L744] COND FALSE !(assert__arg == 0) [L750] int main____CPAchecker_TMP_0 = main__i2; [L751] main__i2 = main__i2 + 1 [L752] COND TRUE main__i2 < 8 [L755] _Bool node1__newmax; [L756] node1__newmax = 0 [L757] COND TRUE !(mode1 == 0) [L759] r1 = (char)(((int)r1) + 1) [L760] COND FALSE !(!(ep21 == 0)) [L769] COND FALSE !(!(ep31 == 0)) [L778] COND FALSE !(!(ep41 == 0)) [L787] newmax1 = node1__newmax [L788] COND FALSE !(((int)r1) == 2) [L794] mode1 = 0 [L796] _Bool node2__newmax; [L797] node2__newmax = 0 [L798] COND TRUE !(mode2 == 0) [L800] r2 = (char)(((int)r2) + 1) [L801] COND FALSE !(!(ep12 == 0)) [L810] COND FALSE !(!(ep32 == 0)) [L819] COND FALSE !(!(ep42 == 0)) [L828] newmax2 = node2__newmax [L829] COND FALSE !(((int)r2) == 3) [L835] mode2 = 0 [L837] _Bool node3__newmax; [L838] node3__newmax = 0 [L839] COND TRUE !(mode3 == 0) [L841] r3 = (char)(((int)r3) + 1) [L842] COND FALSE !(!(ep13 == 0)) [L851] COND FALSE !(!(ep23 == 0)) [L860] COND FALSE !(!(ep43 == 0)) [L869] newmax3 = node3__newmax [L870] COND FALSE !(((int)r3) == 3) [L876] mode3 = 0 [L878] _Bool node4__newmax; [L879] node4__newmax = 0 [L880] COND TRUE !(mode4 == 0) [L882] r4 = (char)(((int)r4) + 1) [L883] COND FALSE !(!(ep14 == 0)) [L892] COND FALSE !(!(ep24 == 0)) [L901] COND FALSE !(!(ep34 == 0)) [L910] newmax4 = node4__newmax [L911] COND FALSE !(((int)r4) == 3) [L917] mode4 = 0 [L918] p12_old = p12_new [L919] p12_new = nomsg [L920] p13_old = p13_new [L921] p13_new = nomsg [L922] p14_old = p14_new [L923] p14_new = nomsg [L924] p21_old = p21_new [L925] p21_new = nomsg [L926] p23_old = p23_new [L927] p23_new = nomsg [L928] p24_old = p24_new [L929] p24_new = nomsg [L930] p31_old = p31_new [L931] p31_new = nomsg [L932] p32_old = p32_new [L933] p32_new = nomsg [L934] p34_old = p34_new [L935] p34_new = nomsg [L936] p41_old = p41_new [L937] p41_new = nomsg [L938] p42_old = p42_new [L939] p42_new = nomsg [L940] p43_old = p43_new [L941] p43_new = nomsg [L943] int check__tmp; [L944] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L946] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L948] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L950] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L952] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L954] COND FALSE !(((int)r1) >= 3) [L960] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L962] COND TRUE ((int)r1) < 3 [L964] COND FALSE !(((int)r1) >= 3) [L970] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L972] COND TRUE ((int)r1) < 3 [L974] check__tmp = 1 [L975] __return_3509 = check__tmp [L976] main__c1 = __return_3509 [L978] _Bool __tmp_2; [L979] __tmp_2 = main__c1 [L980] _Bool assert__arg; [L981] assert__arg = __tmp_2 [L982] COND FALSE !(assert__arg == 0) [L988] int main____CPAchecker_TMP_0 = main__i2; [L989] main__i2 = main__i2 + 1 [L990] COND TRUE main__i2 < 8 [L993] _Bool node1__newmax; [L994] node1__newmax = 0 [L995] COND FALSE !(!(mode1 == 0)) [L1001] COND TRUE ((int)r1) < 3 [L1003] COND FALSE !(!(ep12 == 0)) [L1016] COND FALSE !(!(ep13 == 0)) [L1029] COND FALSE !(!(ep14 == 0)) [L1042] mode1 = 1 [L1044] _Bool node2__newmax; [L1045] node2__newmax = 0 [L1046] COND FALSE !(!(mode2 == 0)) [L1052] COND TRUE ((int)r2) < 3 [L1054] COND FALSE !(!(ep21 == 0)) [L1067] COND FALSE !(!(ep23 == 0)) [L1080] COND FALSE !(!(ep24 == 0)) [L1093] mode2 = 1 [L1095] _Bool node3__newmax; [L1096] node3__newmax = 0 [L1097] COND FALSE !(!(mode3 == 0)) [L1103] COND TRUE ((int)r3) < 3 [L1105] COND FALSE !(!(ep31 == 0)) [L1118] COND FALSE !(!(ep32 == 0)) [L1131] COND FALSE !(!(ep34 == 0)) [L1144] mode3 = 1 [L1146] _Bool node4__newmax; [L1147] node4__newmax = 0 [L1148] COND FALSE !(!(mode4 == 0)) [L1154] COND TRUE ((int)r4) < 3 [L1156] COND FALSE !(!(ep41 == 0)) [L1169] COND FALSE !(!(ep42 == 0)) [L1182] COND FALSE !(!(ep43 == 0)) [L1195] mode4 = 1 [L1196] p12_old = p12_new [L1197] p12_new = nomsg [L1198] p13_old = p13_new [L1199] p13_new = nomsg [L1200] p14_old = p14_new [L1201] p14_new = nomsg [L1202] p21_old = p21_new [L1203] p21_new = nomsg [L1204] p23_old = p23_new [L1205] p23_new = nomsg [L1206] p24_old = p24_new [L1207] p24_new = nomsg [L1208] p31_old = p31_new [L1209] p31_new = nomsg [L1210] p32_old = p32_new [L1211] p32_new = nomsg [L1212] p34_old = p34_new [L1213] p34_new = nomsg [L1214] p41_old = p41_new [L1215] p41_new = nomsg [L1216] p42_old = p42_new [L1217] p42_new = nomsg [L1218] p43_old = p43_new [L1219] p43_new = nomsg [L1221] int check__tmp; [L1222] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1224] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1226] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1228] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1230] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1232] COND FALSE !(((int)r1) >= 3) [L1238] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1240] COND TRUE ((int)r1) < 3 [L1242] COND FALSE !(((int)r1) >= 3) [L1248] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1250] COND TRUE ((int)r1) < 3 [L1252] check__tmp = 1 [L1253] __return_3732 = check__tmp [L1254] main__c1 = __return_3732 [L1256] _Bool __tmp_3; [L1257] __tmp_3 = main__c1 [L1258] _Bool assert__arg; [L1259] assert__arg = __tmp_3 [L1260] COND FALSE !(assert__arg == 0) [L1266] int main____CPAchecker_TMP_0 = main__i2; [L1267] main__i2 = main__i2 + 1 [L1268] COND TRUE main__i2 < 8 [L1271] _Bool node1__newmax; [L1272] node1__newmax = 0 [L1273] COND TRUE !(mode1 == 0) [L1275] r1 = (char)(((int)r1) + 1) [L1276] COND FALSE !(!(ep21 == 0)) [L1285] COND FALSE !(!(ep31 == 0)) [L1294] COND FALSE !(!(ep41 == 0)) [L1303] newmax1 = node1__newmax [L1304] COND TRUE ((int)r1) == 2 [L1306] COND FALSE !(((int)max1) == ((int)id1)) [L1641] nl1 = 1 [L1642] mode1 = 0 [L1644] _Bool node2__newmax; [L1645] node2__newmax = 0 [L1646] COND TRUE !(mode2 == 0) [L1648] r2 = (char)(((int)r2) + 1) [L1649] COND FALSE !(!(ep12 == 0)) [L1658] COND FALSE !(!(ep32 == 0)) [L1667] COND FALSE !(!(ep42 == 0)) [L1676] newmax2 = node2__newmax [L1677] COND FALSE !(((int)r2) == 3) [L1683] mode2 = 0 [L1685] _Bool node3__newmax; [L1686] node3__newmax = 0 [L1687] COND TRUE !(mode3 == 0) [L1689] r3 = (char)(((int)r3) + 1) [L1690] COND FALSE !(!(ep13 == 0)) [L1699] COND FALSE !(!(ep23 == 0)) [L1708] COND FALSE !(!(ep43 == 0)) [L1717] newmax3 = node3__newmax [L1718] COND FALSE !(((int)r3) == 3) [L1724] mode3 = 0 [L1726] _Bool node4__newmax; [L1727] node4__newmax = 0 [L1728] COND TRUE !(mode4 == 0) [L1730] r4 = (char)(((int)r4) + 1) [L1731] COND FALSE !(!(ep14 == 0)) [L1740] COND FALSE !(!(ep24 == 0)) [L1749] COND FALSE !(!(ep34 == 0)) [L1758] newmax4 = node4__newmax [L1759] COND FALSE !(((int)r4) == 3) [L1765] mode4 = 0 [L1766] p12_old = p12_new [L1767] p12_new = nomsg [L1768] p13_old = p13_new [L1769] p13_new = nomsg [L1770] p14_old = p14_new [L1771] p14_new = nomsg [L1772] p21_old = p21_new [L1773] p21_new = nomsg [L1774] p23_old = p23_new [L1775] p23_new = nomsg [L1776] p24_old = p24_new [L1777] p24_new = nomsg [L1778] p31_old = p31_new [L1779] p31_new = nomsg [L1780] p32_old = p32_new [L1781] p32_new = nomsg [L1782] p34_old = p34_new [L1783] p34_new = nomsg [L1784] p41_old = p41_new [L1785] p41_new = nomsg [L1786] p42_old = p42_new [L1787] p42_new = nomsg [L1788] p43_old = p43_new [L1789] p43_new = nomsg [L1791] int check__tmp; [L1792] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1794] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1796] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1798] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1800] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1802] COND FALSE !(((int)r1) >= 3) [L1808] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1810] COND TRUE ((int)r1) < 3 [L1812] COND FALSE !(((int)r1) >= 3) [L1818] COND FALSE !((((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0) [L1824] check__tmp = 0 [L1825] __return_3940 = check__tmp [L1826] main__c1 = __return_3940 [L1827] __tmp_3941_0 = main____CPAchecker_TMP_0 [L1829] main____CPAchecker_TMP_0 = __tmp_3941_0 [L1831] _Bool __tmp_5; [L1832] __tmp_5 = main__c1 [L1833] _Bool assert__arg; [L1834] assert__arg = __tmp_5 [L1835] COND TRUE assert__arg == 0 [L1837] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...