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.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:11:19,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:11:19,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:11:19,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:11:19,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:11:19,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:11:19,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:11:19,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:11:19,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:11:19,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:11:19,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:11:19,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:11:19,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:11:19,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:11:19,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:11:19,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:11:19,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:11:19,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:11:19,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:11:19,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:11:19,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:11:19,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:11:19,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:11:19,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:11:19,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:11:19,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:11:19,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:11:19,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:11:19,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:11:19,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:11:19,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:11:19,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:11:19,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:11:19,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:11:19,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:11:19,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:11:19,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:11:19,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:11:19,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:11:19,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:11:19,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:11:19,319 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 17:11:19,335 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:11:19,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:11:19,335 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:11:19,336 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:11:19,336 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:11:19,337 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:11:19,337 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:11:19,337 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:11:19,337 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:11:19,338 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:11:19,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:11:19,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:11:19,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:11:19,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:11:19,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:11:19,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:11:19,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:11:19,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:11:19,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:11:19,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:11:19,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:11:19,341 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:11:19,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:11:19,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:11:19,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:11:19,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:11:19,342 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:11:19,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:11:19,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:11:19,342 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:11:19,371 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:11:19,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:11:19,388 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:11:19,390 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:11:19,390 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:11:19,391 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-11 17:11:19,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8042a8fa5/c258433bdb1d4cc4b3133e78412402d5/FLAG8bae5e480 [2019-09-11 17:11:20,040 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:11:20,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-09-11 17:11:20,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8042a8fa5/c258433bdb1d4cc4b3133e78412402d5/FLAG8bae5e480 [2019-09-11 17:11:20,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8042a8fa5/c258433bdb1d4cc4b3133e78412402d5 [2019-09-11 17:11:20,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:11:20,293 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:11:20,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:11:20,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:11:20,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:11:20,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:11:20" (1/1) ... [2019-09-11 17:11:20,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7afb7844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:20, skipping insertion in model container [2019-09-11 17:11:20,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:11:20" (1/1) ... [2019-09-11 17:11:20,313 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:11:20,427 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:11:21,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:11:21,327 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:11:21,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:11:21,727 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:11:21,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:21 WrapperNode [2019-09-11 17:11:21,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:11:21,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:11:21,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:11:21,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:11:21,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:21" (1/1) ... [2019-09-11 17:11:21,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:21" (1/1) ... [2019-09-11 17:11:21,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:21" (1/1) ... [2019-09-11 17:11:21,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:21" (1/1) ... [2019-09-11 17:11:21,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:21" (1/1) ... [2019-09-11 17:11:21,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:21" (1/1) ... [2019-09-11 17:11:21,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:21" (1/1) ... [2019-09-11 17:11:21,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:11:21,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:11:21,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:11:21,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:11:21,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:11:21" (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 17:11:22,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:11:22,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:11:22,003 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:11:22,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:11:22,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:11:22,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:11:22,004 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:11:22,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:11:22,005 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:11:22,005 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:11:22,006 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:11:22,006 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:11:22,006 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:11:22,007 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:11:22,008 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:11:22,009 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:11:22,009 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:11:22,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:11:22,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:11:24,237 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:11:24,237 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:11:24,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:11:24 BoogieIcfgContainer [2019-09-11 17:11:24,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:11:24,241 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:11:24,241 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:11:24,241 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:11:24,242 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:11:24" (1/1) ... [2019-09-11 17:11:24,298 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:11:24,573 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:11:55,707 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:11:55,813 INFO L272 AbstractInterpreter]: Visited 1070 different actions 44816 times. Merged at 684 different actions 23985 times. Widened at 212 different actions 3167 times. Performed 144600 root evaluator evaluations with a maximum evaluation depth of 6. Performed 144600 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 11303 fixpoints after 469 different actions. Largest state had 346 variables. [2019-09-11 17:11:55,813 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:11:55,816 INFO L168 Benchmark]: Toolchain (without parser) took 35522.32 ms. Allocated memory was 132.6 MB in the beginning and 1.6 GB in the end (delta: 1.5 GB). Free memory was 85.0 MB in the beginning and 958.0 MB in the end (delta: -873.1 MB). Peak memory consumption was 639.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:11:55,817 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-11 17:11:55,818 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1434.04 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 84.8 MB in the beginning and 146.9 MB in the end (delta: -62.1 MB). Peak memory consumption was 40.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:11:55,819 INFO L168 Benchmark]: Boogie Preprocessor took 182.04 ms. Allocated memory is still 201.3 MB. Free memory was 146.9 MB in the beginning and 139.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:11:55,820 INFO L168 Benchmark]: RCFGBuilder took 2329.05 ms. Allocated memory was 201.3 MB in the beginning and 264.8 MB in the end (delta: 63.4 MB). Free memory was 139.9 MB in the beginning and 151.6 MB in the end (delta: -11.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:11:55,821 INFO L168 Benchmark]: Abstract Interpretation took 31572.75 ms. Allocated memory was 264.8 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 151.6 MB in the beginning and 958.0 MB in the end (delta: -806.5 MB). Peak memory consumption was 573.5 MB. Max. memory is 7.1 GB. [2019-09-11 17:11:55,825 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1434.04 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 84.8 MB in the beginning and 146.9 MB in the end (delta: -62.1 MB). Peak memory consumption was 40.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 182.04 ms. Allocated memory is still 201.3 MB. Free memory was 146.9 MB in the beginning and 139.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2329.05 ms. Allocated memory was 201.3 MB in the beginning and 264.8 MB in the end (delta: 63.4 MB). Free memory was 139.9 MB in the beginning and 151.6 MB in the end (delta: -11.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 31572.75 ms. Allocated memory was 264.8 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 151.6 MB in the beginning and 958.0 MB in the end (delta: -806.5 MB). Peak memory consumption was 573.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1363]: 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_2814; [L97] int __return_3024; [L98] int __return_3207; [L99] int __return_3398; [L100] int __return_4065; [L101] int __return_3582; [L102] int __tmp_3583_0; [L103] int __return_3756; [L104] int __return_3596; [L107] int main__c1; [L108] int main__i2; [L109] main__c1 = 0 [L110] ep12 = __VERIFIER_nondet_bool() [L111] ep13 = __VERIFIER_nondet_bool() [L112] ep14 = __VERIFIER_nondet_bool() [L113] ep21 = __VERIFIER_nondet_bool() [L114] ep23 = __VERIFIER_nondet_bool() [L115] ep24 = __VERIFIER_nondet_bool() [L116] ep31 = __VERIFIER_nondet_bool() [L117] ep32 = __VERIFIER_nondet_bool() [L118] ep34 = __VERIFIER_nondet_bool() [L119] ep41 = __VERIFIER_nondet_bool() [L120] ep42 = __VERIFIER_nondet_bool() [L121] ep43 = __VERIFIER_nondet_bool() [L122] id1 = __VERIFIER_nondet_char() [L123] r1 = __VERIFIER_nondet_char() [L124] st1 = __VERIFIER_nondet_char() [L125] nl1 = __VERIFIER_nondet_char() [L126] m1 = __VERIFIER_nondet_char() [L127] max1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] r2 = __VERIFIER_nondet_char() [L131] st2 = __VERIFIER_nondet_char() [L132] nl2 = __VERIFIER_nondet_char() [L133] m2 = __VERIFIER_nondet_char() [L134] max2 = __VERIFIER_nondet_char() [L135] mode2 = __VERIFIER_nondet_bool() [L136] id3 = __VERIFIER_nondet_char() [L137] r3 = __VERIFIER_nondet_char() [L138] st3 = __VERIFIER_nondet_char() [L139] nl3 = __VERIFIER_nondet_char() [L140] m3 = __VERIFIER_nondet_char() [L141] max3 = __VERIFIER_nondet_char() [L142] mode3 = __VERIFIER_nondet_bool() [L143] id4 = __VERIFIER_nondet_char() [L144] r4 = __VERIFIER_nondet_char() [L145] st4 = __VERIFIER_nondet_char() [L146] nl4 = __VERIFIER_nondet_char() [L147] m4 = __VERIFIER_nondet_char() [L148] max4 = __VERIFIER_nondet_char() [L149] mode4 = __VERIFIER_nondet_bool() [L151] _Bool init__r121; [L152] _Bool init__r131; [L153] _Bool init__r141; [L154] _Bool init__r211; [L155] _Bool init__r231; [L156] _Bool init__r241; [L157] _Bool init__r311; [L158] _Bool init__r321; [L159] _Bool init__r341; [L160] _Bool init__r411; [L161] _Bool init__r421; [L162] _Bool init__r431; [L163] _Bool init__r122; [L164] int init__tmp; [L165] _Bool init__r132; [L166] int init__tmp___0; [L167] _Bool init__r142; [L168] int init__tmp___1; [L169] _Bool init__r212; [L170] int init__tmp___2; [L171] _Bool init__r232; [L172] int init__tmp___3; [L173] _Bool init__r242; [L174] int init__tmp___4; [L175] _Bool init__r312; [L176] int init__tmp___5; [L177] _Bool init__r322; [L178] int init__tmp___6; [L179] _Bool init__r342; [L180] int init__tmp___7; [L181] _Bool init__r412; [L182] int init__tmp___8; [L183] _Bool init__r422; [L184] int init__tmp___9; [L185] _Bool init__r432; [L186] int init__tmp___10; [L187] _Bool init__r123; [L188] int init__tmp___11; [L189] _Bool init__r133; [L190] int init__tmp___12; [L191] _Bool init__r143; [L192] int init__tmp___13; [L193] _Bool init__r213; [L194] int init__tmp___14; [L195] _Bool init__r233; [L196] int init__tmp___15; [L197] _Bool init__r243; [L198] int init__tmp___16; [L199] _Bool init__r313; [L200] int init__tmp___17; [L201] _Bool init__r323; [L202] int init__tmp___18; [L203] _Bool init__r343; [L204] int init__tmp___19; [L205] _Bool init__r413; [L206] int init__tmp___20; [L207] _Bool init__r423; [L208] int init__tmp___21; [L209] _Bool init__r433; [L210] int init__tmp___22; [L211] int init__tmp___23; [L212] init__r121 = ep12 [L213] init__r131 = ep13 [L214] init__r141 = ep14 [L215] init__r211 = ep21 [L216] init__r231 = ep23 [L217] init__r241 = ep24 [L218] init__r311 = ep31 [L219] init__r321 = ep32 [L220] init__r341 = ep34 [L221] init__r411 = ep41 [L222] init__r421 = ep42 [L223] init__r431 = ep43 [L224] COND TRUE !(init__r121 == 0) [L226] init__tmp = 1 [L228] init__r122 = (_Bool)init__tmp [L229] COND TRUE !(init__r131 == 0) [L231] init__tmp___0 = 1 [L233] init__r132 = (_Bool)init__tmp___0 [L234] COND TRUE !(init__r141 == 0) [L236] init__tmp___1 = 1 [L238] init__r142 = (_Bool)init__tmp___1 [L239] COND TRUE !(init__r211 == 0) [L241] init__tmp___2 = 1 [L243] init__r212 = (_Bool)init__tmp___2 [L244] COND TRUE !(init__r231 == 0) [L246] init__tmp___3 = 1 [L248] init__r232 = (_Bool)init__tmp___3 [L249] COND TRUE !(init__r241 == 0) [L251] init__tmp___4 = 1 [L253] init__r242 = (_Bool)init__tmp___4 [L254] COND TRUE !(init__r311 == 0) [L256] init__tmp___5 = 1 [L258] init__r312 = (_Bool)init__tmp___5 [L259] COND TRUE !(init__r321 == 0) [L261] init__tmp___6 = 1 [L263] init__r322 = (_Bool)init__tmp___6 [L264] COND TRUE !(init__r341 == 0) [L266] init__tmp___7 = 1 [L268] init__r342 = (_Bool)init__tmp___7 [L269] COND TRUE !(init__r411 == 0) [L271] init__tmp___8 = 1 [L273] init__r412 = (_Bool)init__tmp___8 [L274] COND TRUE !(init__r421 == 0) [L276] init__tmp___9 = 1 [L278] init__r422 = (_Bool)init__tmp___9 [L279] COND TRUE !(init__r431 == 0) [L281] init__tmp___10 = 1 [L283] init__r432 = (_Bool)init__tmp___10 [L284] COND TRUE !(init__r122 == 0) [L286] init__tmp___11 = 1 [L288] init__r123 = (_Bool)init__tmp___11 [L289] COND TRUE !(init__r132 == 0) [L291] init__tmp___12 = 1 [L293] init__r133 = (_Bool)init__tmp___12 [L294] COND TRUE !(init__r142 == 0) [L296] init__tmp___13 = 1 [L298] init__r143 = (_Bool)init__tmp___13 [L299] COND TRUE !(init__r212 == 0) [L301] init__tmp___14 = 1 [L303] init__r213 = (_Bool)init__tmp___14 [L304] COND TRUE !(init__r232 == 0) [L306] init__tmp___15 = 1 [L308] init__r233 = (_Bool)init__tmp___15 [L309] COND TRUE !(init__r242 == 0) [L311] init__tmp___16 = 1 [L313] init__r243 = (_Bool)init__tmp___16 [L314] COND TRUE !(init__r312 == 0) [L316] init__tmp___17 = 1 [L318] init__r313 = (_Bool)init__tmp___17 [L319] COND TRUE !(init__r322 == 0) [L321] init__tmp___18 = 1 [L323] init__r323 = (_Bool)init__tmp___18 [L324] COND TRUE !(init__r342 == 0) [L326] init__tmp___19 = 1 [L328] init__r343 = (_Bool)init__tmp___19 [L329] COND TRUE !(init__r412 == 0) [L331] init__tmp___20 = 1 [L333] init__r413 = (_Bool)init__tmp___20 [L334] COND TRUE !(init__r422 == 0) [L336] init__tmp___21 = 1 [L338] init__r423 = (_Bool)init__tmp___21 [L339] COND TRUE !(init__r432 == 0) [L341] init__tmp___22 = 1 [L343] init__r433 = (_Bool)init__tmp___22 [L344] COND TRUE ((int)id1) != ((int)id2) [L346] COND TRUE ((int)id1) != ((int)id3) [L348] COND TRUE ((int)id1) != ((int)id4) [L350] COND TRUE ((int)id2) != ((int)id3) [L352] COND TRUE ((int)id2) != ((int)id4) [L354] COND TRUE ((int)id3) != ((int)id4) [L356] COND TRUE ((int)id1) >= 0 [L358] COND TRUE ((int)id2) >= 0 [L360] COND TRUE ((int)id3) >= 0 [L362] COND TRUE ((int)id4) >= 0 [L364] COND TRUE ((int)r1) == 0 [L366] COND TRUE ((int)r2) == 0 [L368] COND TRUE ((int)r3) == 0 [L370] COND TRUE ((int)r4) == 0 [L372] COND TRUE !(init__r123 == 0) [L374] COND TRUE !(init__r133 == 0) [L376] COND TRUE !(init__r143 == 0) [L378] COND TRUE !(init__r213 == 0) [L380] COND TRUE !(init__r233 == 0) [L382] COND TRUE !(init__r243 == 0) [L384] COND TRUE !(init__r313 == 0) [L386] COND TRUE !(init__r323 == 0) [L388] COND TRUE !(init__r343 == 0) [L390] COND TRUE !(init__r413 == 0) [L392] COND TRUE !(init__r423 == 0) [L394] COND TRUE !(init__r433 == 0) [L396] COND TRUE ((int)max1) == ((int)id1) [L398] COND TRUE ((int)max2) == ((int)id2) [L400] COND TRUE ((int)max3) == ((int)id3) [L402] COND TRUE ((int)max4) == ((int)id4) [L404] COND TRUE ((int)st1) == 0 [L406] COND TRUE ((int)st2) == 0 [L408] COND TRUE ((int)st3) == 0 [L410] COND TRUE ((int)st4) == 0 [L412] COND TRUE ((int)nl1) == 0 [L414] COND TRUE ((int)nl2) == 0 [L416] COND TRUE ((int)nl3) == 0 [L418] COND TRUE ((int)nl4) == 0 [L420] COND TRUE ((int)mode1) == 0 [L422] COND TRUE ((int)mode2) == 0 [L424] COND TRUE ((int)mode3) == 0 [L426] COND TRUE ((int)mode4) == 0 [L428] init__tmp___23 = 1 [L429] __return_2814 = init__tmp___23 [L430] main__i2 = __return_2814 [L431] COND TRUE main__i2 != 0 [L433] p12_old = nomsg [L434] p12_new = nomsg [L435] p13_old = nomsg [L436] p13_new = nomsg [L437] p14_old = nomsg [L438] p14_new = nomsg [L439] p21_old = nomsg [L440] p21_new = nomsg [L441] p23_old = nomsg [L442] p23_new = nomsg [L443] p24_old = nomsg [L444] p24_new = nomsg [L445] p31_old = nomsg [L446] p31_new = nomsg [L447] p32_old = nomsg [L448] p32_new = nomsg [L449] p34_old = nomsg [L450] p34_new = nomsg [L451] p41_old = nomsg [L452] p41_new = nomsg [L453] p42_old = nomsg [L454] p42_new = nomsg [L455] p43_old = nomsg [L456] p43_new = nomsg [L457] main__i2 = 0 [L458] COND TRUE main__i2 < 8 [L461] COND FALSE !(!(mode1 == 0)) [L467] COND TRUE ((int)r1) < 3 [L469] COND FALSE !(!(ep12 == 0)) [L480] COND FALSE !(!(ep13 == 0)) [L491] COND FALSE !(!(ep14 == 0)) [L502] mode1 = 1 [L504] COND FALSE !(!(mode2 == 0)) [L510] COND TRUE ((int)r2) < 3 [L512] COND FALSE !(!(ep21 == 0)) [L523] COND FALSE !(!(ep23 == 0)) [L534] COND FALSE !(!(ep24 == 0)) [L545] mode2 = 1 [L547] COND FALSE !(!(mode3 == 0)) [L553] COND TRUE ((int)r3) < 3 [L555] COND FALSE !(!(ep31 == 0)) [L566] COND FALSE !(!(ep32 == 0)) [L577] COND FALSE !(!(ep34 == 0)) [L588] mode3 = 1 [L590] COND FALSE !(!(mode4 == 0)) [L596] COND TRUE ((int)r4) < 3 [L598] COND FALSE !(!(ep41 == 0)) [L609] COND FALSE !(!(ep42 == 0)) [L620] COND FALSE !(!(ep43 == 0)) [L631] mode4 = 1 [L632] p12_old = p12_new [L633] p12_new = nomsg [L634] p13_old = p13_new [L635] p13_new = nomsg [L636] p14_old = p14_new [L637] p14_new = nomsg [L638] p21_old = p21_new [L639] p21_new = nomsg [L640] p23_old = p23_new [L641] p23_new = nomsg [L642] p24_old = p24_new [L643] p24_new = nomsg [L644] p31_old = p31_new [L645] p31_new = nomsg [L646] p32_old = p32_new [L647] p32_new = nomsg [L648] p34_old = p34_new [L649] p34_new = nomsg [L650] p41_old = p41_new [L651] p41_new = nomsg [L652] p42_old = p42_new [L653] p42_new = nomsg [L654] p43_old = p43_new [L655] p43_new = nomsg [L657] int check__tmp; [L658] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L660] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L662] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L664] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L666] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L668] COND FALSE !(((int)r1) >= 3) [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L676] COND TRUE ((int)r1) < 3 [L678] COND FALSE !(((int)r1) >= 3) [L684] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L686] COND TRUE ((int)r1) < 3 [L688] check__tmp = 1 [L689] __return_3024 = check__tmp [L690] main__c1 = __return_3024 [L692] _Bool __tmp_1; [L693] __tmp_1 = main__c1 [L694] _Bool assert__arg; [L695] assert__arg = __tmp_1 [L696] COND FALSE !(assert__arg == 0) [L702] int main____CPAchecker_TMP_0 = main__i2; [L703] main__i2 = main__i2 + 1 [L704] COND TRUE main__i2 < 8 [L707] COND TRUE !(mode1 == 0) [L709] r1 = (char)(((int)r1) + 1) [L710] COND FALSE !(!(ep21 == 0)) [L718] COND FALSE !(!(ep31 == 0)) [L726] COND FALSE !(!(ep41 == 0)) [L734] COND FALSE !(((int)r1) == 2) [L740] mode1 = 0 [L742] COND TRUE !(mode2 == 0) [L744] r2 = (char)(((int)r2) + 1) [L745] COND FALSE !(!(ep12 == 0)) [L753] COND FALSE !(!(ep32 == 0)) [L761] COND FALSE !(!(ep42 == 0)) [L769] COND FALSE !(((int)r2) == 3) [L775] mode2 = 0 [L777] COND TRUE !(mode3 == 0) [L779] r3 = (char)(((int)r3) + 1) [L780] COND FALSE !(!(ep13 == 0)) [L788] COND FALSE !(!(ep23 == 0)) [L796] COND FALSE !(!(ep43 == 0)) [L804] COND FALSE !(((int)r3) == 3) [L810] mode3 = 0 [L812] COND TRUE !(mode4 == 0) [L814] r4 = (char)(((int)r4) + 1) [L815] COND FALSE !(!(ep14 == 0)) [L823] COND FALSE !(!(ep24 == 0)) [L831] COND FALSE !(!(ep34 == 0)) [L839] COND FALSE !(((int)r4) == 3) [L845] mode4 = 0 [L846] p12_old = p12_new [L847] p12_new = nomsg [L848] p13_old = p13_new [L849] p13_new = nomsg [L850] p14_old = p14_new [L851] p14_new = nomsg [L852] p21_old = p21_new [L853] p21_new = nomsg [L854] p23_old = p23_new [L855] p23_new = nomsg [L856] p24_old = p24_new [L857] p24_new = nomsg [L858] p31_old = p31_new [L859] p31_new = nomsg [L860] p32_old = p32_new [L861] p32_new = nomsg [L862] p34_old = p34_new [L863] p34_new = nomsg [L864] p41_old = p41_new [L865] p41_new = nomsg [L866] p42_old = p42_new [L867] p42_new = nomsg [L868] p43_old = p43_new [L869] p43_new = nomsg [L871] int check__tmp; [L872] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L874] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L876] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L878] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L880] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L882] COND FALSE !(((int)r1) >= 3) [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L890] COND TRUE ((int)r1) < 3 [L892] COND FALSE !(((int)r1) >= 3) [L898] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L900] COND TRUE ((int)r1) < 3 [L902] check__tmp = 1 [L903] __return_3207 = check__tmp [L904] main__c1 = __return_3207 [L906] _Bool __tmp_2; [L907] __tmp_2 = main__c1 [L908] _Bool assert__arg; [L909] assert__arg = __tmp_2 [L910] COND FALSE !(assert__arg == 0) [L916] int main____CPAchecker_TMP_0 = main__i2; [L917] main__i2 = main__i2 + 1 [L918] COND TRUE main__i2 < 8 [L921] COND FALSE !(!(mode1 == 0)) [L927] COND TRUE ((int)r1) < 3 [L929] COND FALSE !(!(ep12 == 0)) [L940] COND FALSE !(!(ep13 == 0)) [L951] COND FALSE !(!(ep14 == 0)) [L962] mode1 = 1 [L964] COND FALSE !(!(mode2 == 0)) [L970] COND TRUE ((int)r2) < 3 [L972] COND FALSE !(!(ep21 == 0)) [L983] COND FALSE !(!(ep23 == 0)) [L994] COND FALSE !(!(ep24 == 0)) [L1005] mode2 = 1 [L1007] COND FALSE !(!(mode3 == 0)) [L1013] COND TRUE ((int)r3) < 3 [L1015] COND FALSE !(!(ep31 == 0)) [L1026] COND FALSE !(!(ep32 == 0)) [L1037] COND FALSE !(!(ep34 == 0)) [L1048] mode3 = 1 [L1050] COND FALSE !(!(mode4 == 0)) [L1056] COND TRUE ((int)r4) < 3 [L1058] COND FALSE !(!(ep41 == 0)) [L1069] COND FALSE !(!(ep42 == 0)) [L1080] COND FALSE !(!(ep43 == 0)) [L1091] mode4 = 1 [L1092] p12_old = p12_new [L1093] p12_new = nomsg [L1094] p13_old = p13_new [L1095] p13_new = nomsg [L1096] p14_old = p14_new [L1097] p14_new = nomsg [L1098] p21_old = p21_new [L1099] p21_new = nomsg [L1100] p23_old = p23_new [L1101] p23_new = nomsg [L1102] p24_old = p24_new [L1103] p24_new = nomsg [L1104] p31_old = p31_new [L1105] p31_new = nomsg [L1106] p32_old = p32_new [L1107] p32_new = nomsg [L1108] p34_old = p34_new [L1109] p34_new = nomsg [L1110] p41_old = p41_new [L1111] p41_new = nomsg [L1112] p42_old = p42_new [L1113] p42_new = nomsg [L1114] p43_old = p43_new [L1115] p43_new = nomsg [L1117] int check__tmp; [L1118] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1120] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1122] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1124] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1126] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1128] COND FALSE !(((int)r1) >= 3) [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1136] COND TRUE ((int)r1) < 3 [L1138] COND FALSE !(((int)r1) >= 3) [L1144] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1146] COND TRUE ((int)r1) < 3 [L1148] check__tmp = 1 [L1149] __return_3398 = check__tmp [L1150] main__c1 = __return_3398 [L1152] _Bool __tmp_3; [L1153] __tmp_3 = main__c1 [L1154] _Bool assert__arg; [L1155] assert__arg = __tmp_3 [L1156] COND FALSE !(assert__arg == 0) [L1162] int main____CPAchecker_TMP_0 = main__i2; [L1163] main__i2 = main__i2 + 1 [L1164] COND TRUE main__i2 < 8 [L1167] COND TRUE !(mode1 == 0) [L1169] r1 = (char)(((int)r1) + 1) [L1170] COND FALSE !(!(ep21 == 0)) [L1178] COND FALSE !(!(ep31 == 0)) [L1186] COND FALSE !(!(ep41 == 0)) [L1194] COND TRUE ((int)r1) == 2 [L1196] COND TRUE ((int)max1) == ((int)id1) [L1198] st1 = 1 [L1199] mode1 = 0 [L1201] COND TRUE !(mode2 == 0) [L1203] r2 = (char)(((int)r2) + 1) [L1204] COND FALSE !(!(ep12 == 0)) [L1212] COND FALSE !(!(ep32 == 0)) [L1220] COND FALSE !(!(ep42 == 0)) [L1228] COND FALSE !(((int)r2) == 3) [L1234] mode2 = 0 [L1236] COND TRUE !(mode3 == 0) [L1238] r3 = (char)(((int)r3) + 1) [L1239] COND FALSE !(!(ep13 == 0)) [L1247] COND FALSE !(!(ep23 == 0)) [L1255] COND FALSE !(!(ep43 == 0)) [L1263] COND FALSE !(((int)r3) == 3) [L1269] mode3 = 0 [L1271] COND TRUE !(mode4 == 0) [L1273] r4 = (char)(((int)r4) + 1) [L1274] COND FALSE !(!(ep14 == 0)) [L1282] COND FALSE !(!(ep24 == 0)) [L1290] COND FALSE !(!(ep34 == 0)) [L1298] COND FALSE !(((int)r4) == 3) [L1304] mode4 = 0 [L1305] p12_old = p12_new [L1306] p12_new = nomsg [L1307] p13_old = p13_new [L1308] p13_new = nomsg [L1309] p14_old = p14_new [L1310] p14_new = nomsg [L1311] p21_old = p21_new [L1312] p21_new = nomsg [L1313] p23_old = p23_new [L1314] p23_new = nomsg [L1315] p24_old = p24_new [L1316] p24_new = nomsg [L1317] p31_old = p31_new [L1318] p31_new = nomsg [L1319] p32_old = p32_new [L1320] p32_new = nomsg [L1321] p34_old = p34_new [L1322] p34_new = nomsg [L1323] p41_old = p41_new [L1324] p41_new = nomsg [L1325] p42_old = p42_new [L1326] p42_new = nomsg [L1327] p43_old = p43_new [L1328] p43_new = nomsg [L1330] int check__tmp; [L1331] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1333] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1335] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1337] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1339] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1341] COND FALSE !(((int)r1) >= 3) [L1347] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0) [L1353] check__tmp = 0 [L1354] __return_4065 = check__tmp [L1355] main__c1 = __return_4065 [L1357] _Bool __tmp_4; [L1358] __tmp_4 = main__c1 [L1359] _Bool assert__arg; [L1360] assert__arg = __tmp_4 [L1361] COND TRUE assert__arg == 0 [L1363] __VERIFIER_error() - UnprovableResult [Line: 1691]: 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_2814; [L97] int __return_3024; [L98] int __return_3207; [L99] int __return_3398; [L100] int __return_4065; [L101] int __return_3582; [L102] int __tmp_3583_0; [L103] int __return_3756; [L104] int __return_3596; [L107] int main__c1; [L108] int main__i2; [L109] main__c1 = 0 [L110] ep12 = __VERIFIER_nondet_bool() [L111] ep13 = __VERIFIER_nondet_bool() [L112] ep14 = __VERIFIER_nondet_bool() [L113] ep21 = __VERIFIER_nondet_bool() [L114] ep23 = __VERIFIER_nondet_bool() [L115] ep24 = __VERIFIER_nondet_bool() [L116] ep31 = __VERIFIER_nondet_bool() [L117] ep32 = __VERIFIER_nondet_bool() [L118] ep34 = __VERIFIER_nondet_bool() [L119] ep41 = __VERIFIER_nondet_bool() [L120] ep42 = __VERIFIER_nondet_bool() [L121] ep43 = __VERIFIER_nondet_bool() [L122] id1 = __VERIFIER_nondet_char() [L123] r1 = __VERIFIER_nondet_char() [L124] st1 = __VERIFIER_nondet_char() [L125] nl1 = __VERIFIER_nondet_char() [L126] m1 = __VERIFIER_nondet_char() [L127] max1 = __VERIFIER_nondet_char() [L128] mode1 = __VERIFIER_nondet_bool() [L129] id2 = __VERIFIER_nondet_char() [L130] r2 = __VERIFIER_nondet_char() [L131] st2 = __VERIFIER_nondet_char() [L132] nl2 = __VERIFIER_nondet_char() [L133] m2 = __VERIFIER_nondet_char() [L134] max2 = __VERIFIER_nondet_char() [L135] mode2 = __VERIFIER_nondet_bool() [L136] id3 = __VERIFIER_nondet_char() [L137] r3 = __VERIFIER_nondet_char() [L138] st3 = __VERIFIER_nondet_char() [L139] nl3 = __VERIFIER_nondet_char() [L140] m3 = __VERIFIER_nondet_char() [L141] max3 = __VERIFIER_nondet_char() [L142] mode3 = __VERIFIER_nondet_bool() [L143] id4 = __VERIFIER_nondet_char() [L144] r4 = __VERIFIER_nondet_char() [L145] st4 = __VERIFIER_nondet_char() [L146] nl4 = __VERIFIER_nondet_char() [L147] m4 = __VERIFIER_nondet_char() [L148] max4 = __VERIFIER_nondet_char() [L149] mode4 = __VERIFIER_nondet_bool() [L151] _Bool init__r121; [L152] _Bool init__r131; [L153] _Bool init__r141; [L154] _Bool init__r211; [L155] _Bool init__r231; [L156] _Bool init__r241; [L157] _Bool init__r311; [L158] _Bool init__r321; [L159] _Bool init__r341; [L160] _Bool init__r411; [L161] _Bool init__r421; [L162] _Bool init__r431; [L163] _Bool init__r122; [L164] int init__tmp; [L165] _Bool init__r132; [L166] int init__tmp___0; [L167] _Bool init__r142; [L168] int init__tmp___1; [L169] _Bool init__r212; [L170] int init__tmp___2; [L171] _Bool init__r232; [L172] int init__tmp___3; [L173] _Bool init__r242; [L174] int init__tmp___4; [L175] _Bool init__r312; [L176] int init__tmp___5; [L177] _Bool init__r322; [L178] int init__tmp___6; [L179] _Bool init__r342; [L180] int init__tmp___7; [L181] _Bool init__r412; [L182] int init__tmp___8; [L183] _Bool init__r422; [L184] int init__tmp___9; [L185] _Bool init__r432; [L186] int init__tmp___10; [L187] _Bool init__r123; [L188] int init__tmp___11; [L189] _Bool init__r133; [L190] int init__tmp___12; [L191] _Bool init__r143; [L192] int init__tmp___13; [L193] _Bool init__r213; [L194] int init__tmp___14; [L195] _Bool init__r233; [L196] int init__tmp___15; [L197] _Bool init__r243; [L198] int init__tmp___16; [L199] _Bool init__r313; [L200] int init__tmp___17; [L201] _Bool init__r323; [L202] int init__tmp___18; [L203] _Bool init__r343; [L204] int init__tmp___19; [L205] _Bool init__r413; [L206] int init__tmp___20; [L207] _Bool init__r423; [L208] int init__tmp___21; [L209] _Bool init__r433; [L210] int init__tmp___22; [L211] int init__tmp___23; [L212] init__r121 = ep12 [L213] init__r131 = ep13 [L214] init__r141 = ep14 [L215] init__r211 = ep21 [L216] init__r231 = ep23 [L217] init__r241 = ep24 [L218] init__r311 = ep31 [L219] init__r321 = ep32 [L220] init__r341 = ep34 [L221] init__r411 = ep41 [L222] init__r421 = ep42 [L223] init__r431 = ep43 [L224] COND TRUE !(init__r121 == 0) [L226] init__tmp = 1 [L228] init__r122 = (_Bool)init__tmp [L229] COND TRUE !(init__r131 == 0) [L231] init__tmp___0 = 1 [L233] init__r132 = (_Bool)init__tmp___0 [L234] COND TRUE !(init__r141 == 0) [L236] init__tmp___1 = 1 [L238] init__r142 = (_Bool)init__tmp___1 [L239] COND TRUE !(init__r211 == 0) [L241] init__tmp___2 = 1 [L243] init__r212 = (_Bool)init__tmp___2 [L244] COND TRUE !(init__r231 == 0) [L246] init__tmp___3 = 1 [L248] init__r232 = (_Bool)init__tmp___3 [L249] COND TRUE !(init__r241 == 0) [L251] init__tmp___4 = 1 [L253] init__r242 = (_Bool)init__tmp___4 [L254] COND TRUE !(init__r311 == 0) [L256] init__tmp___5 = 1 [L258] init__r312 = (_Bool)init__tmp___5 [L259] COND TRUE !(init__r321 == 0) [L261] init__tmp___6 = 1 [L263] init__r322 = (_Bool)init__tmp___6 [L264] COND TRUE !(init__r341 == 0) [L266] init__tmp___7 = 1 [L268] init__r342 = (_Bool)init__tmp___7 [L269] COND TRUE !(init__r411 == 0) [L271] init__tmp___8 = 1 [L273] init__r412 = (_Bool)init__tmp___8 [L274] COND TRUE !(init__r421 == 0) [L276] init__tmp___9 = 1 [L278] init__r422 = (_Bool)init__tmp___9 [L279] COND TRUE !(init__r431 == 0) [L281] init__tmp___10 = 1 [L283] init__r432 = (_Bool)init__tmp___10 [L284] COND TRUE !(init__r122 == 0) [L286] init__tmp___11 = 1 [L288] init__r123 = (_Bool)init__tmp___11 [L289] COND TRUE !(init__r132 == 0) [L291] init__tmp___12 = 1 [L293] init__r133 = (_Bool)init__tmp___12 [L294] COND TRUE !(init__r142 == 0) [L296] init__tmp___13 = 1 [L298] init__r143 = (_Bool)init__tmp___13 [L299] COND TRUE !(init__r212 == 0) [L301] init__tmp___14 = 1 [L303] init__r213 = (_Bool)init__tmp___14 [L304] COND TRUE !(init__r232 == 0) [L306] init__tmp___15 = 1 [L308] init__r233 = (_Bool)init__tmp___15 [L309] COND TRUE !(init__r242 == 0) [L311] init__tmp___16 = 1 [L313] init__r243 = (_Bool)init__tmp___16 [L314] COND TRUE !(init__r312 == 0) [L316] init__tmp___17 = 1 [L318] init__r313 = (_Bool)init__tmp___17 [L319] COND TRUE !(init__r322 == 0) [L321] init__tmp___18 = 1 [L323] init__r323 = (_Bool)init__tmp___18 [L324] COND TRUE !(init__r342 == 0) [L326] init__tmp___19 = 1 [L328] init__r343 = (_Bool)init__tmp___19 [L329] COND TRUE !(init__r412 == 0) [L331] init__tmp___20 = 1 [L333] init__r413 = (_Bool)init__tmp___20 [L334] COND TRUE !(init__r422 == 0) [L336] init__tmp___21 = 1 [L338] init__r423 = (_Bool)init__tmp___21 [L339] COND TRUE !(init__r432 == 0) [L341] init__tmp___22 = 1 [L343] init__r433 = (_Bool)init__tmp___22 [L344] COND TRUE ((int)id1) != ((int)id2) [L346] COND TRUE ((int)id1) != ((int)id3) [L348] COND TRUE ((int)id1) != ((int)id4) [L350] COND TRUE ((int)id2) != ((int)id3) [L352] COND TRUE ((int)id2) != ((int)id4) [L354] COND TRUE ((int)id3) != ((int)id4) [L356] COND TRUE ((int)id1) >= 0 [L358] COND TRUE ((int)id2) >= 0 [L360] COND TRUE ((int)id3) >= 0 [L362] COND TRUE ((int)id4) >= 0 [L364] COND TRUE ((int)r1) == 0 [L366] COND TRUE ((int)r2) == 0 [L368] COND TRUE ((int)r3) == 0 [L370] COND TRUE ((int)r4) == 0 [L372] COND TRUE !(init__r123 == 0) [L374] COND TRUE !(init__r133 == 0) [L376] COND TRUE !(init__r143 == 0) [L378] COND TRUE !(init__r213 == 0) [L380] COND TRUE !(init__r233 == 0) [L382] COND TRUE !(init__r243 == 0) [L384] COND TRUE !(init__r313 == 0) [L386] COND TRUE !(init__r323 == 0) [L388] COND TRUE !(init__r343 == 0) [L390] COND TRUE !(init__r413 == 0) [L392] COND TRUE !(init__r423 == 0) [L394] COND TRUE !(init__r433 == 0) [L396] COND TRUE ((int)max1) == ((int)id1) [L398] COND TRUE ((int)max2) == ((int)id2) [L400] COND TRUE ((int)max3) == ((int)id3) [L402] COND TRUE ((int)max4) == ((int)id4) [L404] COND TRUE ((int)st1) == 0 [L406] COND TRUE ((int)st2) == 0 [L408] COND TRUE ((int)st3) == 0 [L410] COND TRUE ((int)st4) == 0 [L412] COND TRUE ((int)nl1) == 0 [L414] COND TRUE ((int)nl2) == 0 [L416] COND TRUE ((int)nl3) == 0 [L418] COND TRUE ((int)nl4) == 0 [L420] COND TRUE ((int)mode1) == 0 [L422] COND TRUE ((int)mode2) == 0 [L424] COND TRUE ((int)mode3) == 0 [L426] COND TRUE ((int)mode4) == 0 [L428] init__tmp___23 = 1 [L429] __return_2814 = init__tmp___23 [L430] main__i2 = __return_2814 [L431] COND TRUE main__i2 != 0 [L433] p12_old = nomsg [L434] p12_new = nomsg [L435] p13_old = nomsg [L436] p13_new = nomsg [L437] p14_old = nomsg [L438] p14_new = nomsg [L439] p21_old = nomsg [L440] p21_new = nomsg [L441] p23_old = nomsg [L442] p23_new = nomsg [L443] p24_old = nomsg [L444] p24_new = nomsg [L445] p31_old = nomsg [L446] p31_new = nomsg [L447] p32_old = nomsg [L448] p32_new = nomsg [L449] p34_old = nomsg [L450] p34_new = nomsg [L451] p41_old = nomsg [L452] p41_new = nomsg [L453] p42_old = nomsg [L454] p42_new = nomsg [L455] p43_old = nomsg [L456] p43_new = nomsg [L457] main__i2 = 0 [L458] COND TRUE main__i2 < 8 [L461] COND FALSE !(!(mode1 == 0)) [L467] COND TRUE ((int)r1) < 3 [L469] COND FALSE !(!(ep12 == 0)) [L480] COND FALSE !(!(ep13 == 0)) [L491] COND FALSE !(!(ep14 == 0)) [L502] mode1 = 1 [L504] COND FALSE !(!(mode2 == 0)) [L510] COND TRUE ((int)r2) < 3 [L512] COND FALSE !(!(ep21 == 0)) [L523] COND FALSE !(!(ep23 == 0)) [L534] COND FALSE !(!(ep24 == 0)) [L545] mode2 = 1 [L547] COND FALSE !(!(mode3 == 0)) [L553] COND TRUE ((int)r3) < 3 [L555] COND FALSE !(!(ep31 == 0)) [L566] COND FALSE !(!(ep32 == 0)) [L577] COND FALSE !(!(ep34 == 0)) [L588] mode3 = 1 [L590] COND FALSE !(!(mode4 == 0)) [L596] COND TRUE ((int)r4) < 3 [L598] COND FALSE !(!(ep41 == 0)) [L609] COND FALSE !(!(ep42 == 0)) [L620] COND FALSE !(!(ep43 == 0)) [L631] mode4 = 1 [L632] p12_old = p12_new [L633] p12_new = nomsg [L634] p13_old = p13_new [L635] p13_new = nomsg [L636] p14_old = p14_new [L637] p14_new = nomsg [L638] p21_old = p21_new [L639] p21_new = nomsg [L640] p23_old = p23_new [L641] p23_new = nomsg [L642] p24_old = p24_new [L643] p24_new = nomsg [L644] p31_old = p31_new [L645] p31_new = nomsg [L646] p32_old = p32_new [L647] p32_new = nomsg [L648] p34_old = p34_new [L649] p34_new = nomsg [L650] p41_old = p41_new [L651] p41_new = nomsg [L652] p42_old = p42_new [L653] p42_new = nomsg [L654] p43_old = p43_new [L655] p43_new = nomsg [L657] int check__tmp; [L658] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L660] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L662] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L664] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L666] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L668] COND FALSE !(((int)r1) >= 3) [L674] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L676] COND TRUE ((int)r1) < 3 [L678] COND FALSE !(((int)r1) >= 3) [L684] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L686] COND TRUE ((int)r1) < 3 [L688] check__tmp = 1 [L689] __return_3024 = check__tmp [L690] main__c1 = __return_3024 [L692] _Bool __tmp_1; [L693] __tmp_1 = main__c1 [L694] _Bool assert__arg; [L695] assert__arg = __tmp_1 [L696] COND FALSE !(assert__arg == 0) [L702] int main____CPAchecker_TMP_0 = main__i2; [L703] main__i2 = main__i2 + 1 [L704] COND TRUE main__i2 < 8 [L707] COND TRUE !(mode1 == 0) [L709] r1 = (char)(((int)r1) + 1) [L710] COND FALSE !(!(ep21 == 0)) [L718] COND FALSE !(!(ep31 == 0)) [L726] COND FALSE !(!(ep41 == 0)) [L734] COND FALSE !(((int)r1) == 2) [L740] mode1 = 0 [L742] COND TRUE !(mode2 == 0) [L744] r2 = (char)(((int)r2) + 1) [L745] COND FALSE !(!(ep12 == 0)) [L753] COND FALSE !(!(ep32 == 0)) [L761] COND FALSE !(!(ep42 == 0)) [L769] COND FALSE !(((int)r2) == 3) [L775] mode2 = 0 [L777] COND TRUE !(mode3 == 0) [L779] r3 = (char)(((int)r3) + 1) [L780] COND FALSE !(!(ep13 == 0)) [L788] COND FALSE !(!(ep23 == 0)) [L796] COND FALSE !(!(ep43 == 0)) [L804] COND FALSE !(((int)r3) == 3) [L810] mode3 = 0 [L812] COND TRUE !(mode4 == 0) [L814] r4 = (char)(((int)r4) + 1) [L815] COND FALSE !(!(ep14 == 0)) [L823] COND FALSE !(!(ep24 == 0)) [L831] COND FALSE !(!(ep34 == 0)) [L839] COND FALSE !(((int)r4) == 3) [L845] mode4 = 0 [L846] p12_old = p12_new [L847] p12_new = nomsg [L848] p13_old = p13_new [L849] p13_new = nomsg [L850] p14_old = p14_new [L851] p14_new = nomsg [L852] p21_old = p21_new [L853] p21_new = nomsg [L854] p23_old = p23_new [L855] p23_new = nomsg [L856] p24_old = p24_new [L857] p24_new = nomsg [L858] p31_old = p31_new [L859] p31_new = nomsg [L860] p32_old = p32_new [L861] p32_new = nomsg [L862] p34_old = p34_new [L863] p34_new = nomsg [L864] p41_old = p41_new [L865] p41_new = nomsg [L866] p42_old = p42_new [L867] p42_new = nomsg [L868] p43_old = p43_new [L869] p43_new = nomsg [L871] int check__tmp; [L872] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L874] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L876] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L878] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L880] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L882] COND FALSE !(((int)r1) >= 3) [L888] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L890] COND TRUE ((int)r1) < 3 [L892] COND FALSE !(((int)r1) >= 3) [L898] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L900] COND TRUE ((int)r1) < 3 [L902] check__tmp = 1 [L903] __return_3207 = check__tmp [L904] main__c1 = __return_3207 [L906] _Bool __tmp_2; [L907] __tmp_2 = main__c1 [L908] _Bool assert__arg; [L909] assert__arg = __tmp_2 [L910] COND FALSE !(assert__arg == 0) [L916] int main____CPAchecker_TMP_0 = main__i2; [L917] main__i2 = main__i2 + 1 [L918] COND TRUE main__i2 < 8 [L921] COND FALSE !(!(mode1 == 0)) [L927] COND TRUE ((int)r1) < 3 [L929] COND FALSE !(!(ep12 == 0)) [L940] COND FALSE !(!(ep13 == 0)) [L951] COND FALSE !(!(ep14 == 0)) [L962] mode1 = 1 [L964] COND FALSE !(!(mode2 == 0)) [L970] COND TRUE ((int)r2) < 3 [L972] COND FALSE !(!(ep21 == 0)) [L983] COND FALSE !(!(ep23 == 0)) [L994] COND FALSE !(!(ep24 == 0)) [L1005] mode2 = 1 [L1007] COND FALSE !(!(mode3 == 0)) [L1013] COND TRUE ((int)r3) < 3 [L1015] COND FALSE !(!(ep31 == 0)) [L1026] COND FALSE !(!(ep32 == 0)) [L1037] COND FALSE !(!(ep34 == 0)) [L1048] mode3 = 1 [L1050] COND FALSE !(!(mode4 == 0)) [L1056] COND TRUE ((int)r4) < 3 [L1058] COND FALSE !(!(ep41 == 0)) [L1069] COND FALSE !(!(ep42 == 0)) [L1080] COND FALSE !(!(ep43 == 0)) [L1091] mode4 = 1 [L1092] p12_old = p12_new [L1093] p12_new = nomsg [L1094] p13_old = p13_new [L1095] p13_new = nomsg [L1096] p14_old = p14_new [L1097] p14_new = nomsg [L1098] p21_old = p21_new [L1099] p21_new = nomsg [L1100] p23_old = p23_new [L1101] p23_new = nomsg [L1102] p24_old = p24_new [L1103] p24_new = nomsg [L1104] p31_old = p31_new [L1105] p31_new = nomsg [L1106] p32_old = p32_new [L1107] p32_new = nomsg [L1108] p34_old = p34_new [L1109] p34_new = nomsg [L1110] p41_old = p41_new [L1111] p41_new = nomsg [L1112] p42_old = p42_new [L1113] p42_new = nomsg [L1114] p43_old = p43_new [L1115] p43_new = nomsg [L1117] int check__tmp; [L1118] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1120] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1122] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1124] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1126] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1128] COND FALSE !(((int)r1) >= 3) [L1134] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1136] COND TRUE ((int)r1) < 3 [L1138] COND FALSE !(((int)r1) >= 3) [L1144] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1146] COND TRUE ((int)r1) < 3 [L1148] check__tmp = 1 [L1149] __return_3398 = check__tmp [L1150] main__c1 = __return_3398 [L1152] _Bool __tmp_3; [L1153] __tmp_3 = main__c1 [L1154] _Bool assert__arg; [L1155] assert__arg = __tmp_3 [L1156] COND FALSE !(assert__arg == 0) [L1162] int main____CPAchecker_TMP_0 = main__i2; [L1163] main__i2 = main__i2 + 1 [L1164] COND TRUE main__i2 < 8 [L1167] COND TRUE !(mode1 == 0) [L1169] r1 = (char)(((int)r1) + 1) [L1170] COND FALSE !(!(ep21 == 0)) [L1178] COND FALSE !(!(ep31 == 0)) [L1186] COND FALSE !(!(ep41 == 0)) [L1194] COND TRUE ((int)r1) == 2 [L1196] COND FALSE !(((int)max1) == ((int)id1)) [L1513] nl1 = 1 [L1514] mode1 = 0 [L1516] COND TRUE !(mode2 == 0) [L1518] r2 = (char)(((int)r2) + 1) [L1519] COND FALSE !(!(ep12 == 0)) [L1527] COND FALSE !(!(ep32 == 0)) [L1535] COND FALSE !(!(ep42 == 0)) [L1543] COND FALSE !(((int)r2) == 3) [L1549] mode2 = 0 [L1551] COND TRUE !(mode3 == 0) [L1553] r3 = (char)(((int)r3) + 1) [L1554] COND FALSE !(!(ep13 == 0)) [L1562] COND FALSE !(!(ep23 == 0)) [L1570] COND FALSE !(!(ep43 == 0)) [L1578] COND FALSE !(((int)r3) == 3) [L1584] mode3 = 0 [L1586] COND TRUE !(mode4 == 0) [L1588] r4 = (char)(((int)r4) + 1) [L1589] COND FALSE !(!(ep14 == 0)) [L1597] COND FALSE !(!(ep24 == 0)) [L1605] COND FALSE !(!(ep34 == 0)) [L1613] COND FALSE !(((int)r4) == 3) [L1619] mode4 = 0 [L1620] p12_old = p12_new [L1621] p12_new = nomsg [L1622] p13_old = p13_new [L1623] p13_new = nomsg [L1624] p14_old = p14_new [L1625] p14_new = nomsg [L1626] p21_old = p21_new [L1627] p21_new = nomsg [L1628] p23_old = p23_new [L1629] p23_new = nomsg [L1630] p24_old = p24_new [L1631] p24_new = nomsg [L1632] p31_old = p31_new [L1633] p31_new = nomsg [L1634] p32_old = p32_new [L1635] p32_new = nomsg [L1636] p34_old = p34_new [L1637] p34_new = nomsg [L1638] p41_old = p41_new [L1639] p41_new = nomsg [L1640] p42_old = p42_new [L1641] p42_new = nomsg [L1642] p43_old = p43_new [L1643] p43_new = nomsg [L1645] int check__tmp; [L1646] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1648] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1650] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1652] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1654] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1656] COND FALSE !(((int)r1) >= 3) [L1662] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1664] COND TRUE ((int)r1) < 3 [L1666] COND FALSE !(((int)r1) >= 3) [L1672] COND FALSE !((((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0) [L1678] check__tmp = 0 [L1679] __return_3582 = check__tmp [L1680] main__c1 = __return_3582 [L1681] __tmp_3583_0 = main____CPAchecker_TMP_0 [L1683] main____CPAchecker_TMP_0 = __tmp_3583_0 [L1685] _Bool __tmp_5; [L1686] __tmp_5 = main__c1 [L1687] _Bool assert__arg; [L1688] assert__arg = __tmp_5 [L1689] COND TRUE assert__arg == 0 [L1691] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...