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_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:15:51,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:15:51,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:15:51,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:15:51,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:15:51,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:15:51,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:15:51,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:15:51,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:15:51,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:15:51,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:15:51,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:15:51,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:15:51,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:15:51,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:15:51,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:15:51,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:15:51,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:15:51,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:15:51,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:15:51,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:15:51,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:15:51,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:15:51,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:15:51,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:15:51,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:15:51,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:15:51,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:15:51,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:15:51,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:15:51,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:15:51,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:15:51,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:15:51,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:15:51,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:15:51,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:15:51,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:15:51,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:15:51,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:15:51,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:15:51,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:15:51,899 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 17:15:51,919 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:15:51,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:15:51,919 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:15:51,919 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:15:51,920 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:15:51,920 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:15:51,920 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:15:51,921 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:15:51,921 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:15:51,921 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:15:51,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:15:51,922 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:15:51,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:15:51,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:15:51,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:15:51,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:15:51,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:15:51,923 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:15:51,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:15:51,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:15:51,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:15:51,924 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:15:51,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:15:51,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:15:51,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:15:51,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:15:51,925 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:15:51,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:15:51,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:15:51,925 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:15:51,952 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:15:51,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:15:51,968 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:15:51,969 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:15:51,969 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:15:51,970 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-11 17:15:52,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ebb62734/1c82a4a3738e48979679e49c0a3937b2/FLAG900868980 [2019-09-11 17:15:52,682 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:15:52,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-11 17:15:52,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ebb62734/1c82a4a3738e48979679e49c0a3937b2/FLAG900868980 [2019-09-11 17:15:52,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ebb62734/1c82a4a3738e48979679e49c0a3937b2 [2019-09-11 17:15:52,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:15:52,848 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:15:52,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:15:52,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:15:52,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:15:52,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:15:52" (1/1) ... [2019-09-11 17:15:52,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@300edefc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:52, skipping insertion in model container [2019-09-11 17:15:52,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:15:52" (1/1) ... [2019-09-11 17:15:52,866 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:15:53,105 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:15:54,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:15:54,448 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:15:55,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:15:55,094 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:15:55,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:55 WrapperNode [2019-09-11 17:15:55,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:15:55,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:15:55,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:15:55,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:15:55,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:55" (1/1) ... [2019-09-11 17:15:55,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:55" (1/1) ... [2019-09-11 17:15:55,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:55" (1/1) ... [2019-09-11 17:15:55,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:55" (1/1) ... [2019-09-11 17:15:55,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:55" (1/1) ... [2019-09-11 17:15:55,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:55" (1/1) ... [2019-09-11 17:15:55,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:55" (1/1) ... [2019-09-11 17:15:55,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:15:55,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:15:55,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:15:55,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:15:55,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:55" (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 17:15:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:15:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:15:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:15:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:15:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:15:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:15:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:15:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:15:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:15:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:15:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:15:55,556 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:15:55,556 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:15:55,557 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:15:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:15:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:15:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:15:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:15:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:15:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:16:01,091 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:16:01,091 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:16:01,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:16:01 BoogieIcfgContainer [2019-09-11 17:16:01,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:16:01,096 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:16:01,096 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:16:01,096 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:16:01,097 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:16:01" (1/1) ... [2019-09-11 17:16:01,212 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:16:01,829 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:16:47,149 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:16:47,251 INFO L272 AbstractInterpreter]: Visited 2395 different actions 22649 times. Merged at 1510 different actions 12839 times. Widened at 125 different actions 2088 times. Performed 65929 root evaluator evaluations with a maximum evaluation depth of 6. Performed 65929 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 5768 fixpoints after 740 different actions. Largest state had 1031 variables. [2019-09-11 17:16:47,252 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:16:47,255 INFO L168 Benchmark]: Toolchain (without parser) took 54405.44 ms. Allocated memory was 134.2 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 80.1 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 559.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:47,257 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-11 17:16:47,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2245.90 ms. Allocated memory was 134.2 MB in the beginning and 227.0 MB in the end (delta: 92.8 MB). Free memory was 79.8 MB in the beginning and 87.3 MB in the end (delta: -7.5 MB). Peak memory consumption was 91.5 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:47,260 INFO L168 Benchmark]: Boogie Preprocessor took 377.37 ms. Allocated memory was 227.0 MB in the beginning and 255.9 MB in the end (delta: 28.8 MB). Free memory was 87.3 MB in the beginning and 198.5 MB in the end (delta: -111.2 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:47,261 INFO L168 Benchmark]: RCFGBuilder took 5621.14 ms. Allocated memory was 255.9 MB in the beginning and 422.1 MB in the end (delta: 166.2 MB). Free memory was 198.5 MB in the beginning and 322.2 MB in the end (delta: -123.7 MB). Peak memory consumption was 246.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:47,263 INFO L168 Benchmark]: Abstract Interpretation took 46156.24 ms. Allocated memory was 422.1 MB in the beginning and 2.4 GB in the end (delta: 2.0 GB). Free memory was 322.2 MB in the beginning and 1.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 513.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:47,271 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2245.90 ms. Allocated memory was 134.2 MB in the beginning and 227.0 MB in the end (delta: 92.8 MB). Free memory was 79.8 MB in the beginning and 87.3 MB in the end (delta: -7.5 MB). Peak memory consumption was 91.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 377.37 ms. Allocated memory was 227.0 MB in the beginning and 255.9 MB in the end (delta: 28.8 MB). Free memory was 87.3 MB in the beginning and 198.5 MB in the end (delta: -111.2 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5621.14 ms. Allocated memory was 255.9 MB in the beginning and 422.1 MB in the end (delta: 166.2 MB). Free memory was 198.5 MB in the beginning and 322.2 MB in the end (delta: -123.7 MB). Peak memory consumption was 246.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 46156.24 ms. Allocated memory was 422.1 MB in the beginning and 2.4 GB in the end (delta: 2.0 GB). Free memory was 322.2 MB in the beginning and 1.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 513.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 2159]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_131; [L55] int __return_2065; [L56] int __return_7385; [L57] int __return_7365; [L58] int __return_2075; [L59] int __return_2045; [L60] int __return_6704; [L61] int __return_6684; [L62] int __return_6676; [L63] int __return_6668; [L64] int __return_2055; [L65] int __return_6897; [L66] int __return_6889; [L67] int __return_2105; [L68] int __return_2115; [L69] int __return_2085; [L70] int __return_2095; [L71] int __return_1985; [L72] int __return_5210; [L73] int __return_5190; [L74] int __return_5182; [L75] int __return_5174; [L76] int __return_1995; [L77] int __return_1965; [L78] int __return_4643; [L79] int __return_4635; [L80] int __return_4625; [L81] int __return_4615; [L82] int __return_1975; [L83] int __return_4804; [L84] int __return_4794; [L85] int __return_2025; [L86] int __return_6187; [L87] int __return_6167; [L88] int __return_6159; [L89] int __return_6151; [L90] int __return_2035; [L91] int __return_2005; [L92] int __return_5623; [L93] int __return_5615; [L94] int __return_5605; [L95] int __return_5595; [L96] int __return_2015; [L97] int __return_5781; [L98] int __return_5771; [L99] int __return_2145; [L100] int __return_8595; [L101] int __return_8587; [L102] int __return_2155; [L103] int __return_2125; [L104] int __return_8289; [L105] int __return_8279; [L106] int __return_2135; [L107] int __return_8376; [L108] int __return_2185; [L109] int __return_9141; [L110] int __return_9133; [L111] int __return_2195; [L112] int __return_2165; [L113] int __return_8835; [L114] int __return_8825; [L115] int __return_2175; [L116] int __return_8922; [L117] int __return_1825; [L118] int __return_3419; [L119] int __return_1835; [L120] int __return_1805; [L121] int __return_3186; [L122] int __return_1815; [L123] int __return_3287; [L124] int __return_1865; [L125] int __return_1875; [L126] int __return_1845; [L127] int __return_1855; [L128] int __return_1745; [L129] int __return_2695; [L130] int __return_1755; [L131] int __return_1725; [L132] int __return_2512; [L133] int __return_1735; [L134] int __return_2587; [L135] int __return_1785; [L136] int __return_3019; [L137] int __return_1795; [L138] int __return_1765; [L139] int __return_2836; [L140] int __return_1775; [L141] int __return_2911; [L142] int __return_1905; [L143] int __return_3971; [L144] int __return_1915; [L145] int __return_1885; [L146] int __return_3788; [L147] int __return_1895; [L148] int __return_3863; [L149] int __return_1945; [L150] int __return_4295; [L151] int __return_1955; [L152] int __return_1925; [L153] int __return_4112; [L154] int __return_1935; [L155] int __return_4187; [L158] int main__c1; [L159] int main__i2; [L160] main__c1 = 0 [L161] r1 = __VERIFIER_nondet_uchar() [L162] id1 = __VERIFIER_nondet_char() [L163] st1 = __VERIFIER_nondet_char() [L164] send1 = __VERIFIER_nondet_char() [L165] mode1 = __VERIFIER_nondet_bool() [L166] alive1 = __VERIFIER_nondet_bool() [L167] id2 = __VERIFIER_nondet_char() [L168] st2 = __VERIFIER_nondet_char() [L169] send2 = __VERIFIER_nondet_char() [L170] mode2 = __VERIFIER_nondet_bool() [L171] alive2 = __VERIFIER_nondet_bool() [L172] id3 = __VERIFIER_nondet_char() [L173] st3 = __VERIFIER_nondet_char() [L174] send3 = __VERIFIER_nondet_char() [L175] mode3 = __VERIFIER_nondet_bool() [L176] alive3 = __VERIFIER_nondet_bool() [L177] id4 = __VERIFIER_nondet_char() [L178] st4 = __VERIFIER_nondet_char() [L179] send4 = __VERIFIER_nondet_char() [L180] mode4 = __VERIFIER_nondet_bool() [L181] alive4 = __VERIFIER_nondet_bool() [L183] int init__tmp; [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L188] COND TRUE ((int)id1) >= 0 [L190] COND TRUE ((int)st1) == 0 [L192] COND TRUE ((int)send1) == ((int)id1) [L194] COND TRUE ((int)mode1) == 0 [L196] COND TRUE ((int)id2) >= 0 [L198] COND TRUE ((int)st2) == 0 [L200] COND TRUE ((int)send2) == ((int)id2) [L202] COND TRUE ((int)mode2) == 0 [L204] COND TRUE ((int)id3) >= 0 [L206] COND TRUE ((int)st3) == 0 [L208] COND TRUE ((int)send3) == ((int)id3) [L210] COND TRUE ((int)mode3) == 0 [L212] COND TRUE ((int)id4) >= 0 [L214] COND TRUE ((int)st4) == 0 [L216] COND TRUE ((int)send4) == ((int)id4) [L218] COND TRUE ((int)mode4) == 0 [L220] COND TRUE ((int)id1) != ((int)id2) [L222] COND TRUE ((int)id1) != ((int)id3) [L224] COND TRUE ((int)id1) != ((int)id4) [L226] COND TRUE ((int)id2) != ((int)id3) [L228] COND TRUE ((int)id2) != ((int)id4) [L230] COND TRUE ((int)id3) != ((int)id4) [L232] init__tmp = 1 [L233] __return_131 = init__tmp [L234] main__i2 = __return_131 [L235] COND TRUE main__i2 != 0 [L237] p1_old = nomsg [L238] p1_new = nomsg [L239] p2_old = nomsg [L240] p2_new = nomsg [L241] p3_old = nomsg [L242] p3_new = nomsg [L243] p4_old = nomsg [L244] p4_new = nomsg [L245] main__i2 = 0 [L247] msg_t node1__m1; [L248] node1__m1 = nomsg [L249] COND FALSE !(!(mode1 == 0)) [L255] COND TRUE !(alive1 == 0) [L257] int node1____CPAchecker_TMP_0; [L258] COND TRUE send1 != nomsg [L260] COND TRUE p1_new == nomsg [L262] node1____CPAchecker_TMP_0 = send1 [L274] p1_new = node1____CPAchecker_TMP_0 [L275] mode1 = 1 [L277] msg_t node2__m2; [L278] node2__m2 = nomsg [L279] COND FALSE !(!(mode2 == 0)) [L285] COND TRUE !(alive2 == 0) [L287] int node2____CPAchecker_TMP_0; [L288] COND TRUE send2 != nomsg [L290] COND TRUE p2_new == nomsg [L292] node2____CPAchecker_TMP_0 = send2 [L293] p2_new = node2____CPAchecker_TMP_0 [L295] mode2 = 1 [L297] msg_t node3__m3; [L298] node3__m3 = nomsg [L299] COND FALSE !(!(mode3 == 0)) [L305] COND TRUE !(alive3 == 0) [L307] int node3____CPAchecker_TMP_0; [L308] COND TRUE send3 != nomsg [L310] COND TRUE p3_new == nomsg [L312] node3____CPAchecker_TMP_0 = send3 [L313] p3_new = node3____CPAchecker_TMP_0 [L314] mode3 = 1 [L316] msg_t node4__m4; [L317] node4__m4 = nomsg [L318] COND FALSE !(!(mode4 == 0)) [L324] COND FALSE !(!(alive4 == 0)) [L1029] COND FALSE !(((int)send4) != ((int)id4)) [L1054] mode4 = 1 [L1055] p1_old = p1_new [L1056] p1_new = nomsg [L1057] p2_old = p2_new [L1058] p2_new = nomsg [L1059] p3_old = p3_new [L1060] p3_new = nomsg [L1061] p4_old = p4_new [L1062] p4_new = nomsg [L1064] int check__tmp; [L1065] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1067] COND TRUE ((int)r1) < 4 [L1069] check__tmp = 1 [L1070] __return_2075 = check__tmp [L1071] main__c1 = __return_2075 [L1073] _Bool __tmp_2; [L1074] __tmp_2 = main__c1 [L1075] _Bool assert__arg; [L1076] assert__arg = __tmp_2 [L1077] COND FALSE !(assert__arg == 0) [L1084] msg_t node1__m1; [L1085] node1__m1 = nomsg [L1086] COND TRUE !(mode1 == 0) [L1088] COND FALSE !(r1 == 255) [L1094] r1 = r1 + 1 [L1095] node1__m1 = p4_old [L1096] p4_old = nomsg [L1097] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L1103] mode1 = 0 [L1105] msg_t node2__m2; [L1106] node2__m2 = nomsg [L1107] COND TRUE !(mode2 == 0) [L1109] node2__m2 = p1_old [L1110] p1_old = nomsg [L1111] COND TRUE ((int)node2__m2) != ((int)nomsg) [L1113] COND TRUE !(alive2 == 0) [L1115] COND FALSE !(((int)node2__m2) > ((int)id2)) [L1122] COND TRUE ((int)node2__m2) == ((int)id2) [L1124] st2 = 1 [L1125] mode2 = 0 [L1127] msg_t node3__m3; [L1128] node3__m3 = nomsg [L1129] COND TRUE !(mode3 == 0) [L1131] node3__m3 = p2_old [L1132] p2_old = nomsg [L1133] COND TRUE ((int)node3__m3) != ((int)nomsg) [L1135] COND TRUE !(alive3 == 0) [L1137] COND FALSE !(((int)node3__m3) > ((int)id3)) [L1144] COND TRUE ((int)node3__m3) == ((int)id3) [L1146] st3 = 1 [L1147] mode3 = 0 [L1149] msg_t node4__m4; [L1150] node4__m4 = nomsg [L1151] COND TRUE !(mode4 == 0) [L1153] node4__m4 = p3_old [L1154] p3_old = nomsg [L1155] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L1170] mode4 = 0 [L2133] p1_old = p1_new [L2134] p1_new = nomsg [L2135] p2_old = p2_new [L2136] p2_new = nomsg [L2137] p3_old = p3_new [L2138] p3_new = nomsg [L2139] p4_old = p4_new [L2140] p4_new = nomsg [L2142] int check__tmp; [L2143] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2149] check__tmp = 0 [L2150] __return_6897 = check__tmp [L2151] main__c1 = __return_6897 [L2153] _Bool __tmp_6; [L2154] __tmp_6 = main__c1 [L2155] _Bool assert__arg; [L2156] assert__arg = __tmp_6 [L2157] COND TRUE assert__arg == 0 [L2159] __VERIFIER_error() - UnprovableResult [Line: 10734]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_131; [L55] int __return_2065; [L56] int __return_7385; [L57] int __return_7365; [L58] int __return_2075; [L59] int __return_2045; [L60] int __return_6704; [L61] int __return_6684; [L62] int __return_6676; [L63] int __return_6668; [L64] int __return_2055; [L65] int __return_6897; [L66] int __return_6889; [L67] int __return_2105; [L68] int __return_2115; [L69] int __return_2085; [L70] int __return_2095; [L71] int __return_1985; [L72] int __return_5210; [L73] int __return_5190; [L74] int __return_5182; [L75] int __return_5174; [L76] int __return_1995; [L77] int __return_1965; [L78] int __return_4643; [L79] int __return_4635; [L80] int __return_4625; [L81] int __return_4615; [L82] int __return_1975; [L83] int __return_4804; [L84] int __return_4794; [L85] int __return_2025; [L86] int __return_6187; [L87] int __return_6167; [L88] int __return_6159; [L89] int __return_6151; [L90] int __return_2035; [L91] int __return_2005; [L92] int __return_5623; [L93] int __return_5615; [L94] int __return_5605; [L95] int __return_5595; [L96] int __return_2015; [L97] int __return_5781; [L98] int __return_5771; [L99] int __return_2145; [L100] int __return_8595; [L101] int __return_8587; [L102] int __return_2155; [L103] int __return_2125; [L104] int __return_8289; [L105] int __return_8279; [L106] int __return_2135; [L107] int __return_8376; [L108] int __return_2185; [L109] int __return_9141; [L110] int __return_9133; [L111] int __return_2195; [L112] int __return_2165; [L113] int __return_8835; [L114] int __return_8825; [L115] int __return_2175; [L116] int __return_8922; [L117] int __return_1825; [L118] int __return_3419; [L119] int __return_1835; [L120] int __return_1805; [L121] int __return_3186; [L122] int __return_1815; [L123] int __return_3287; [L124] int __return_1865; [L125] int __return_1875; [L126] int __return_1845; [L127] int __return_1855; [L128] int __return_1745; [L129] int __return_2695; [L130] int __return_1755; [L131] int __return_1725; [L132] int __return_2512; [L133] int __return_1735; [L134] int __return_2587; [L135] int __return_1785; [L136] int __return_3019; [L137] int __return_1795; [L138] int __return_1765; [L139] int __return_2836; [L140] int __return_1775; [L141] int __return_2911; [L142] int __return_1905; [L143] int __return_3971; [L144] int __return_1915; [L145] int __return_1885; [L146] int __return_3788; [L147] int __return_1895; [L148] int __return_3863; [L149] int __return_1945; [L150] int __return_4295; [L151] int __return_1955; [L152] int __return_1925; [L153] int __return_4112; [L154] int __return_1935; [L155] int __return_4187; [L158] int main__c1; [L159] int main__i2; [L160] main__c1 = 0 [L161] r1 = __VERIFIER_nondet_uchar() [L162] id1 = __VERIFIER_nondet_char() [L163] st1 = __VERIFIER_nondet_char() [L164] send1 = __VERIFIER_nondet_char() [L165] mode1 = __VERIFIER_nondet_bool() [L166] alive1 = __VERIFIER_nondet_bool() [L167] id2 = __VERIFIER_nondet_char() [L168] st2 = __VERIFIER_nondet_char() [L169] send2 = __VERIFIER_nondet_char() [L170] mode2 = __VERIFIER_nondet_bool() [L171] alive2 = __VERIFIER_nondet_bool() [L172] id3 = __VERIFIER_nondet_char() [L173] st3 = __VERIFIER_nondet_char() [L174] send3 = __VERIFIER_nondet_char() [L175] mode3 = __VERIFIER_nondet_bool() [L176] alive3 = __VERIFIER_nondet_bool() [L177] id4 = __VERIFIER_nondet_char() [L178] st4 = __VERIFIER_nondet_char() [L179] send4 = __VERIFIER_nondet_char() [L180] mode4 = __VERIFIER_nondet_bool() [L181] alive4 = __VERIFIER_nondet_bool() [L183] int init__tmp; [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L188] COND TRUE ((int)id1) >= 0 [L190] COND TRUE ((int)st1) == 0 [L192] COND TRUE ((int)send1) == ((int)id1) [L194] COND TRUE ((int)mode1) == 0 [L196] COND TRUE ((int)id2) >= 0 [L198] COND TRUE ((int)st2) == 0 [L200] COND TRUE ((int)send2) == ((int)id2) [L202] COND TRUE ((int)mode2) == 0 [L204] COND TRUE ((int)id3) >= 0 [L206] COND TRUE ((int)st3) == 0 [L208] COND TRUE ((int)send3) == ((int)id3) [L210] COND TRUE ((int)mode3) == 0 [L212] COND TRUE ((int)id4) >= 0 [L214] COND TRUE ((int)st4) == 0 [L216] COND TRUE ((int)send4) == ((int)id4) [L218] COND TRUE ((int)mode4) == 0 [L220] COND TRUE ((int)id1) != ((int)id2) [L222] COND TRUE ((int)id1) != ((int)id3) [L224] COND TRUE ((int)id1) != ((int)id4) [L226] COND TRUE ((int)id2) != ((int)id3) [L228] COND TRUE ((int)id2) != ((int)id4) [L230] COND TRUE ((int)id3) != ((int)id4) [L232] init__tmp = 1 [L233] __return_131 = init__tmp [L234] main__i2 = __return_131 [L235] COND TRUE main__i2 != 0 [L237] p1_old = nomsg [L238] p1_new = nomsg [L239] p2_old = nomsg [L240] p2_new = nomsg [L241] p3_old = nomsg [L242] p3_new = nomsg [L243] p4_old = nomsg [L244] p4_new = nomsg [L245] main__i2 = 0 [L247] msg_t node1__m1; [L248] node1__m1 = nomsg [L249] COND FALSE !(!(mode1 == 0)) [L255] COND FALSE !(!(alive1 == 0)) [L10520] mode1 = 1 [L10522] msg_t node2__m2; [L10523] node2__m2 = nomsg [L10524] COND FALSE !(!(mode2 == 0)) [L10530] COND TRUE !(alive2 == 0) [L10532] int node2____CPAchecker_TMP_0; [L10533] COND TRUE send2 != nomsg [L10535] COND TRUE p2_new == nomsg [L10537] node2____CPAchecker_TMP_0 = send2 [L10538] p2_new = node2____CPAchecker_TMP_0 [L10540] mode2 = 1 [L10542] msg_t node3__m3; [L10543] node3__m3 = nomsg [L10544] COND FALSE !(!(mode3 == 0)) [L10550] COND TRUE !(alive3 == 0) [L10552] int node3____CPAchecker_TMP_0; [L10553] COND TRUE send3 != nomsg [L10555] COND TRUE p3_new == nomsg [L10557] node3____CPAchecker_TMP_0 = send3 [L10558] p3_new = node3____CPAchecker_TMP_0 [L10559] mode3 = 1 [L10561] msg_t node4__m4; [L10562] node4__m4 = nomsg [L10563] COND FALSE !(!(mode4 == 0)) [L10569] COND TRUE !(alive4 == 0) [L10571] int node4____CPAchecker_TMP_0; [L10572] COND TRUE send4 != nomsg [L10574] COND TRUE p4_new == nomsg [L10576] node4____CPAchecker_TMP_0 = send4 [L10588] p4_new = node4____CPAchecker_TMP_0 [L10590] mode4 = 1 [L10591] p1_old = p1_new [L10592] p1_new = nomsg [L10593] p2_old = p2_new [L10594] p2_new = nomsg [L10595] p3_old = p3_new [L10596] p3_new = nomsg [L10597] p4_old = p4_new [L10598] p4_new = nomsg [L10600] int check__tmp; [L10601] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L10603] COND TRUE ((int)r1) < 4 [L10605] check__tmp = 1 [L10606] __return_1825 = check__tmp [L10607] main__c1 = __return_1825 [L10609] _Bool __tmp_53; [L10610] __tmp_53 = main__c1 [L10611] _Bool assert__arg; [L10612] assert__arg = __tmp_53 [L10613] COND FALSE !(assert__arg == 0) [L10620] msg_t node1__m1; [L10621] node1__m1 = nomsg [L10622] COND TRUE !(mode1 == 0) [L10624] COND FALSE !(r1 == 255) [L10630] r1 = r1 + 1 [L10631] node1__m1 = p4_old [L10632] p4_old = nomsg [L10633] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L10648] mode1 = 0 [L10651] msg_t node2__m2; [L10652] node2__m2 = nomsg [L10653] COND TRUE !(mode2 == 0) [L10655] node2__m2 = p1_old [L10656] p1_old = nomsg [L10657] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L10663] mode2 = 0 [L10665] msg_t node3__m3; [L10666] node3__m3 = nomsg [L10667] COND TRUE !(mode3 == 0) [L10669] node3__m3 = p2_old [L10670] p2_old = nomsg [L10671] COND TRUE ((int)node3__m3) != ((int)nomsg) [L10673] COND TRUE !(alive3 == 0) [L10675] COND FALSE !(((int)node3__m3) > ((int)id3)) [L10682] COND TRUE ((int)node3__m3) == ((int)id3) [L10684] st3 = 1 [L10685] mode3 = 0 [L10687] msg_t node4__m4; [L10688] node4__m4 = nomsg [L10689] COND TRUE !(mode4 == 0) [L10691] node4__m4 = p3_old [L10692] p3_old = nomsg [L10693] COND TRUE ((int)node4__m4) != ((int)nomsg) [L10695] COND TRUE !(alive4 == 0) [L10697] COND FALSE !(((int)node4__m4) > ((int)id4)) [L10704] COND TRUE ((int)node4__m4) == ((int)id4) [L10706] st4 = 1 [L10707] mode4 = 0 [L10708] p1_old = p1_new [L10709] p1_new = nomsg [L10710] p2_old = p2_new [L10711] p2_new = nomsg [L10712] p3_old = p3_new [L10713] p3_new = nomsg [L10714] p4_old = p4_new [L10715] p4_new = nomsg [L10717] int check__tmp; [L10718] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L10724] check__tmp = 0 [L10725] __return_3419 = check__tmp [L10726] main__c1 = __return_3419 [L10728] _Bool __tmp_54; [L10729] __tmp_54 = main__c1 [L10730] _Bool assert__arg; [L10731] assert__arg = __tmp_54 [L10732] COND TRUE assert__arg == 0 [L10734] __VERIFIER_error() - UnprovableResult [Line: 7997]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_131; [L55] int __return_2065; [L56] int __return_7385; [L57] int __return_7365; [L58] int __return_2075; [L59] int __return_2045; [L60] int __return_6704; [L61] int __return_6684; [L62] int __return_6676; [L63] int __return_6668; [L64] int __return_2055; [L65] int __return_6897; [L66] int __return_6889; [L67] int __return_2105; [L68] int __return_2115; [L69] int __return_2085; [L70] int __return_2095; [L71] int __return_1985; [L72] int __return_5210; [L73] int __return_5190; [L74] int __return_5182; [L75] int __return_5174; [L76] int __return_1995; [L77] int __return_1965; [L78] int __return_4643; [L79] int __return_4635; [L80] int __return_4625; [L81] int __return_4615; [L82] int __return_1975; [L83] int __return_4804; [L84] int __return_4794; [L85] int __return_2025; [L86] int __return_6187; [L87] int __return_6167; [L88] int __return_6159; [L89] int __return_6151; [L90] int __return_2035; [L91] int __return_2005; [L92] int __return_5623; [L93] int __return_5615; [L94] int __return_5605; [L95] int __return_5595; [L96] int __return_2015; [L97] int __return_5781; [L98] int __return_5771; [L99] int __return_2145; [L100] int __return_8595; [L101] int __return_8587; [L102] int __return_2155; [L103] int __return_2125; [L104] int __return_8289; [L105] int __return_8279; [L106] int __return_2135; [L107] int __return_8376; [L108] int __return_2185; [L109] int __return_9141; [L110] int __return_9133; [L111] int __return_2195; [L112] int __return_2165; [L113] int __return_8835; [L114] int __return_8825; [L115] int __return_2175; [L116] int __return_8922; [L117] int __return_1825; [L118] int __return_3419; [L119] int __return_1835; [L120] int __return_1805; [L121] int __return_3186; [L122] int __return_1815; [L123] int __return_3287; [L124] int __return_1865; [L125] int __return_1875; [L126] int __return_1845; [L127] int __return_1855; [L128] int __return_1745; [L129] int __return_2695; [L130] int __return_1755; [L131] int __return_1725; [L132] int __return_2512; [L133] int __return_1735; [L134] int __return_2587; [L135] int __return_1785; [L136] int __return_3019; [L137] int __return_1795; [L138] int __return_1765; [L139] int __return_2836; [L140] int __return_1775; [L141] int __return_2911; [L142] int __return_1905; [L143] int __return_3971; [L144] int __return_1915; [L145] int __return_1885; [L146] int __return_3788; [L147] int __return_1895; [L148] int __return_3863; [L149] int __return_1945; [L150] int __return_4295; [L151] int __return_1955; [L152] int __return_1925; [L153] int __return_4112; [L154] int __return_1935; [L155] int __return_4187; [L158] int main__c1; [L159] int main__i2; [L160] main__c1 = 0 [L161] r1 = __VERIFIER_nondet_uchar() [L162] id1 = __VERIFIER_nondet_char() [L163] st1 = __VERIFIER_nondet_char() [L164] send1 = __VERIFIER_nondet_char() [L165] mode1 = __VERIFIER_nondet_bool() [L166] alive1 = __VERIFIER_nondet_bool() [L167] id2 = __VERIFIER_nondet_char() [L168] st2 = __VERIFIER_nondet_char() [L169] send2 = __VERIFIER_nondet_char() [L170] mode2 = __VERIFIER_nondet_bool() [L171] alive2 = __VERIFIER_nondet_bool() [L172] id3 = __VERIFIER_nondet_char() [L173] st3 = __VERIFIER_nondet_char() [L174] send3 = __VERIFIER_nondet_char() [L175] mode3 = __VERIFIER_nondet_bool() [L176] alive3 = __VERIFIER_nondet_bool() [L177] id4 = __VERIFIER_nondet_char() [L178] st4 = __VERIFIER_nondet_char() [L179] send4 = __VERIFIER_nondet_char() [L180] mode4 = __VERIFIER_nondet_bool() [L181] alive4 = __VERIFIER_nondet_bool() [L183] int init__tmp; [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L188] COND TRUE ((int)id1) >= 0 [L190] COND TRUE ((int)st1) == 0 [L192] COND TRUE ((int)send1) == ((int)id1) [L194] COND TRUE ((int)mode1) == 0 [L196] COND TRUE ((int)id2) >= 0 [L198] COND TRUE ((int)st2) == 0 [L200] COND TRUE ((int)send2) == ((int)id2) [L202] COND TRUE ((int)mode2) == 0 [L204] COND TRUE ((int)id3) >= 0 [L206] COND TRUE ((int)st3) == 0 [L208] COND TRUE ((int)send3) == ((int)id3) [L210] COND TRUE ((int)mode3) == 0 [L212] COND TRUE ((int)id4) >= 0 [L214] COND TRUE ((int)st4) == 0 [L216] COND TRUE ((int)send4) == ((int)id4) [L218] COND TRUE ((int)mode4) == 0 [L220] COND TRUE ((int)id1) != ((int)id2) [L222] COND TRUE ((int)id1) != ((int)id3) [L224] COND TRUE ((int)id1) != ((int)id4) [L226] COND TRUE ((int)id2) != ((int)id3) [L228] COND TRUE ((int)id2) != ((int)id4) [L230] COND TRUE ((int)id3) != ((int)id4) [L232] init__tmp = 1 [L233] __return_131 = init__tmp [L234] main__i2 = __return_131 [L235] COND TRUE main__i2 != 0 [L237] p1_old = nomsg [L238] p1_new = nomsg [L239] p2_old = nomsg [L240] p2_new = nomsg [L241] p3_old = nomsg [L242] p3_new = nomsg [L243] p4_old = nomsg [L244] p4_new = nomsg [L245] main__i2 = 0 [L247] msg_t node1__m1; [L248] node1__m1 = nomsg [L249] COND FALSE !(!(mode1 == 0)) [L255] COND TRUE !(alive1 == 0) [L257] int node1____CPAchecker_TMP_0; [L258] COND TRUE send1 != nomsg [L260] COND TRUE p1_new == nomsg [L262] node1____CPAchecker_TMP_0 = send1 [L274] p1_new = node1____CPAchecker_TMP_0 [L275] mode1 = 1 [L277] msg_t node2__m2; [L278] node2__m2 = nomsg [L279] COND FALSE !(!(mode2 == 0)) [L285] COND FALSE !(!(alive2 == 0)) [L7777] COND FALSE !(((int)send2) != ((int)id2)) [L7803] mode2 = 1 [L7805] msg_t node3__m3; [L7806] node3__m3 = nomsg [L7807] COND FALSE !(!(mode3 == 0)) [L7813] COND TRUE !(alive3 == 0) [L7815] int node3____CPAchecker_TMP_0; [L7816] COND TRUE send3 != nomsg [L7818] COND TRUE p3_new == nomsg [L7820] node3____CPAchecker_TMP_0 = send3 [L7821] p3_new = node3____CPAchecker_TMP_0 [L7822] mode3 = 1 [L7824] msg_t node4__m4; [L7825] node4__m4 = nomsg [L7826] COND FALSE !(!(mode4 == 0)) [L7832] COND TRUE !(alive4 == 0) [L7834] int node4____CPAchecker_TMP_0; [L7835] COND TRUE send4 != nomsg [L7837] COND TRUE p4_new == nomsg [L7839] node4____CPAchecker_TMP_0 = send4 [L7851] p4_new = node4____CPAchecker_TMP_0 [L7853] mode4 = 1 [L7854] p1_old = p1_new [L7855] p1_new = nomsg [L7856] p2_old = p2_new [L7857] p2_new = nomsg [L7858] p3_old = p3_new [L7859] p3_new = nomsg [L7860] p4_old = p4_new [L7861] p4_new = nomsg [L7863] int check__tmp; [L7864] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L7866] COND TRUE ((int)r1) < 4 [L7868] check__tmp = 1 [L7869] __return_2145 = check__tmp [L7870] main__c1 = __return_2145 [L7872] _Bool __tmp_35; [L7873] __tmp_35 = main__c1 [L7874] _Bool assert__arg; [L7875] assert__arg = __tmp_35 [L7876] COND FALSE !(assert__arg == 0) [L7883] msg_t node1__m1; [L7884] node1__m1 = nomsg [L7885] COND TRUE !(mode1 == 0) [L7887] COND FALSE !(r1 == 255) [L7893] r1 = r1 + 1 [L7894] node1__m1 = p4_old [L7895] p4_old = nomsg [L7896] COND TRUE ((int)node1__m1) != ((int)nomsg) [L7898] COND TRUE !(alive1 == 0) [L7900] COND FALSE !(((int)node1__m1) > ((int)id1)) [L7907] COND TRUE ((int)node1__m1) == ((int)id1) [L7909] st1 = 1 [L7910] mode1 = 0 [L7912] msg_t node2__m2; [L7913] node2__m2 = nomsg [L7914] COND TRUE !(mode2 == 0) [L7916] node2__m2 = p1_old [L7917] p1_old = nomsg [L7918] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L7933] mode2 = 0 [L7936] msg_t node3__m3; [L7937] node3__m3 = nomsg [L7938] COND TRUE !(mode3 == 0) [L7940] node3__m3 = p2_old [L7941] p2_old = nomsg [L7942] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L7948] mode3 = 0 [L7950] msg_t node4__m4; [L7951] node4__m4 = nomsg [L7952] COND TRUE !(mode4 == 0) [L7954] node4__m4 = p3_old [L7955] p3_old = nomsg [L7956] COND TRUE ((int)node4__m4) != ((int)nomsg) [L7958] COND TRUE !(alive4 == 0) [L7960] COND FALSE !(((int)node4__m4) > ((int)id4)) [L7967] COND TRUE ((int)node4__m4) == ((int)id4) [L7969] st4 = 1 [L7970] mode4 = 0 [L7971] p1_old = p1_new [L7972] p1_new = nomsg [L7973] p2_old = p2_new [L7974] p2_new = nomsg [L7975] p3_old = p3_new [L7976] p3_new = nomsg [L7977] p4_old = p4_new [L7978] p4_new = nomsg [L7980] int check__tmp; [L7981] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L7987] check__tmp = 0 [L7988] __return_8595 = check__tmp [L7989] main__c1 = __return_8595 [L7991] _Bool __tmp_36; [L7992] __tmp_36 = main__c1 [L7993] _Bool assert__arg; [L7994] assert__arg = __tmp_36 [L7995] COND TRUE assert__arg == 0 [L7997] __VERIFIER_error() - UnprovableResult [Line: 6752]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_131; [L55] int __return_2065; [L56] int __return_7385; [L57] int __return_7365; [L58] int __return_2075; [L59] int __return_2045; [L60] int __return_6704; [L61] int __return_6684; [L62] int __return_6676; [L63] int __return_6668; [L64] int __return_2055; [L65] int __return_6897; [L66] int __return_6889; [L67] int __return_2105; [L68] int __return_2115; [L69] int __return_2085; [L70] int __return_2095; [L71] int __return_1985; [L72] int __return_5210; [L73] int __return_5190; [L74] int __return_5182; [L75] int __return_5174; [L76] int __return_1995; [L77] int __return_1965; [L78] int __return_4643; [L79] int __return_4635; [L80] int __return_4625; [L81] int __return_4615; [L82] int __return_1975; [L83] int __return_4804; [L84] int __return_4794; [L85] int __return_2025; [L86] int __return_6187; [L87] int __return_6167; [L88] int __return_6159; [L89] int __return_6151; [L90] int __return_2035; [L91] int __return_2005; [L92] int __return_5623; [L93] int __return_5615; [L94] int __return_5605; [L95] int __return_5595; [L96] int __return_2015; [L97] int __return_5781; [L98] int __return_5771; [L99] int __return_2145; [L100] int __return_8595; [L101] int __return_8587; [L102] int __return_2155; [L103] int __return_2125; [L104] int __return_8289; [L105] int __return_8279; [L106] int __return_2135; [L107] int __return_8376; [L108] int __return_2185; [L109] int __return_9141; [L110] int __return_9133; [L111] int __return_2195; [L112] int __return_2165; [L113] int __return_8835; [L114] int __return_8825; [L115] int __return_2175; [L116] int __return_8922; [L117] int __return_1825; [L118] int __return_3419; [L119] int __return_1835; [L120] int __return_1805; [L121] int __return_3186; [L122] int __return_1815; [L123] int __return_3287; [L124] int __return_1865; [L125] int __return_1875; [L126] int __return_1845; [L127] int __return_1855; [L128] int __return_1745; [L129] int __return_2695; [L130] int __return_1755; [L131] int __return_1725; [L132] int __return_2512; [L133] int __return_1735; [L134] int __return_2587; [L135] int __return_1785; [L136] int __return_3019; [L137] int __return_1795; [L138] int __return_1765; [L139] int __return_2836; [L140] int __return_1775; [L141] int __return_2911; [L142] int __return_1905; [L143] int __return_3971; [L144] int __return_1915; [L145] int __return_1885; [L146] int __return_3788; [L147] int __return_1895; [L148] int __return_3863; [L149] int __return_1945; [L150] int __return_4295; [L151] int __return_1955; [L152] int __return_1925; [L153] int __return_4112; [L154] int __return_1935; [L155] int __return_4187; [L158] int main__c1; [L159] int main__i2; [L160] main__c1 = 0 [L161] r1 = __VERIFIER_nondet_uchar() [L162] id1 = __VERIFIER_nondet_char() [L163] st1 = __VERIFIER_nondet_char() [L164] send1 = __VERIFIER_nondet_char() [L165] mode1 = __VERIFIER_nondet_bool() [L166] alive1 = __VERIFIER_nondet_bool() [L167] id2 = __VERIFIER_nondet_char() [L168] st2 = __VERIFIER_nondet_char() [L169] send2 = __VERIFIER_nondet_char() [L170] mode2 = __VERIFIER_nondet_bool() [L171] alive2 = __VERIFIER_nondet_bool() [L172] id3 = __VERIFIER_nondet_char() [L173] st3 = __VERIFIER_nondet_char() [L174] send3 = __VERIFIER_nondet_char() [L175] mode3 = __VERIFIER_nondet_bool() [L176] alive3 = __VERIFIER_nondet_bool() [L177] id4 = __VERIFIER_nondet_char() [L178] st4 = __VERIFIER_nondet_char() [L179] send4 = __VERIFIER_nondet_char() [L180] mode4 = __VERIFIER_nondet_bool() [L181] alive4 = __VERIFIER_nondet_bool() [L183] int init__tmp; [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L188] COND TRUE ((int)id1) >= 0 [L190] COND TRUE ((int)st1) == 0 [L192] COND TRUE ((int)send1) == ((int)id1) [L194] COND TRUE ((int)mode1) == 0 [L196] COND TRUE ((int)id2) >= 0 [L198] COND TRUE ((int)st2) == 0 [L200] COND TRUE ((int)send2) == ((int)id2) [L202] COND TRUE ((int)mode2) == 0 [L204] COND TRUE ((int)id3) >= 0 [L206] COND TRUE ((int)st3) == 0 [L208] COND TRUE ((int)send3) == ((int)id3) [L210] COND TRUE ((int)mode3) == 0 [L212] COND TRUE ((int)id4) >= 0 [L214] COND TRUE ((int)st4) == 0 [L216] COND TRUE ((int)send4) == ((int)id4) [L218] COND TRUE ((int)mode4) == 0 [L220] COND TRUE ((int)id1) != ((int)id2) [L222] COND TRUE ((int)id1) != ((int)id3) [L224] COND TRUE ((int)id1) != ((int)id4) [L226] COND TRUE ((int)id2) != ((int)id3) [L228] COND TRUE ((int)id2) != ((int)id4) [L230] COND TRUE ((int)id3) != ((int)id4) [L232] init__tmp = 1 [L233] __return_131 = init__tmp [L234] main__i2 = __return_131 [L235] COND TRUE main__i2 != 0 [L237] p1_old = nomsg [L238] p1_new = nomsg [L239] p2_old = nomsg [L240] p2_new = nomsg [L241] p3_old = nomsg [L242] p3_new = nomsg [L243] p4_old = nomsg [L244] p4_new = nomsg [L245] main__i2 = 0 [L247] msg_t node1__m1; [L248] node1__m1 = nomsg [L249] COND FALSE !(!(mode1 == 0)) [L255] COND TRUE !(alive1 == 0) [L257] int node1____CPAchecker_TMP_0; [L258] COND TRUE send1 != nomsg [L260] COND TRUE p1_new == nomsg [L262] node1____CPAchecker_TMP_0 = send1 [L274] p1_new = node1____CPAchecker_TMP_0 [L275] mode1 = 1 [L277] msg_t node2__m2; [L278] node2__m2 = nomsg [L279] COND FALSE !(!(mode2 == 0)) [L285] COND TRUE !(alive2 == 0) [L287] int node2____CPAchecker_TMP_0; [L288] COND TRUE send2 != nomsg [L290] COND TRUE p2_new == nomsg [L292] node2____CPAchecker_TMP_0 = send2 [L293] p2_new = node2____CPAchecker_TMP_0 [L295] mode2 = 1 [L297] msg_t node3__m3; [L298] node3__m3 = nomsg [L299] COND FALSE !(!(mode3 == 0)) [L305] COND FALSE !(!(alive3 == 0)) [L2374] COND FALSE !(((int)send3) != ((int)id3)) [L2971] mode3 = 1 [L2973] msg_t node4__m4; [L2974] node4__m4 = nomsg [L2975] COND FALSE !(!(mode4 == 0)) [L2981] COND TRUE !(alive4 == 0) [L2983] int node4____CPAchecker_TMP_0; [L2984] COND TRUE send4 != nomsg [L2986] COND TRUE p4_new == nomsg [L2988] node4____CPAchecker_TMP_0 = send4 [L3000] p4_new = node4____CPAchecker_TMP_0 [L3002] mode4 = 1 [L3003] p1_old = p1_new [L3004] p1_new = nomsg [L3005] p2_old = p2_new [L3006] p2_new = nomsg [L3007] p3_old = p3_new [L3008] p3_new = nomsg [L3009] p4_old = p4_new [L3010] p4_new = nomsg [L3012] int check__tmp; [L3013] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L3015] COND TRUE ((int)r1) < 4 [L3017] check__tmp = 1 [L3018] __return_2085 = check__tmp [L3019] main__c1 = __return_2085 [L3021] _Bool __tmp_10; [L3022] __tmp_10 = main__c1 [L3023] _Bool assert__arg; [L3024] assert__arg = __tmp_10 [L3025] COND FALSE !(assert__arg == 0) [L3032] msg_t node1__m1; [L3033] node1__m1 = nomsg [L3034] COND TRUE !(mode1 == 0) [L3036] COND FALSE !(r1 == 255) [L3042] r1 = r1 + 1 [L3043] node1__m1 = p4_old [L3044] p4_old = nomsg [L3045] COND TRUE ((int)node1__m1) != ((int)nomsg) [L3047] COND TRUE !(alive1 == 0) [L3049] COND FALSE !(((int)node1__m1) > ((int)id1)) [L3056] COND TRUE ((int)node1__m1) == ((int)id1) [L3058] st1 = 1 [L3059] mode1 = 0 [L3061] msg_t node2__m2; [L3062] node2__m2 = nomsg [L3063] COND TRUE !(mode2 == 0) [L3065] node2__m2 = p1_old [L3066] p1_old = nomsg [L3067] COND TRUE ((int)node2__m2) != ((int)nomsg) [L3069] COND TRUE !(alive2 == 0) [L3071] COND FALSE !(((int)node2__m2) > ((int)id2)) [L3078] COND TRUE ((int)node2__m2) == ((int)id2) [L3080] st2 = 1 [L3081] mode2 = 0 [L3083] msg_t node3__m3; [L3084] node3__m3 = nomsg [L3085] COND TRUE !(mode3 == 0) [L3087] node3__m3 = p2_old [L3088] p2_old = nomsg [L3089] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L3104] mode3 = 0 [L6712] msg_t node4__m4; [L6713] node4__m4 = nomsg [L6714] COND TRUE !(mode4 == 0) [L6716] node4__m4 = p3_old [L6717] p3_old = nomsg [L6718] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L6724] mode4 = 0 [L6726] p1_old = p1_new [L6727] p1_new = nomsg [L6728] p2_old = p2_new [L6729] p2_new = nomsg [L6730] p3_old = p3_new [L6731] p3_new = nomsg [L6732] p4_old = p4_new [L6733] p4_new = nomsg [L6735] int check__tmp; [L6736] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L6742] check__tmp = 0 [L6743] __return_5623 = check__tmp [L6744] main__c1 = __return_5623 [L6746] _Bool __tmp_28; [L6747] __tmp_28 = main__c1 [L6748] _Bool assert__arg; [L6749] assert__arg = __tmp_28 [L6750] COND TRUE assert__arg == 0 [L6752] __VERIFIER_error() - UnprovableResult [Line: 4673]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_131; [L55] int __return_2065; [L56] int __return_7385; [L57] int __return_7365; [L58] int __return_2075; [L59] int __return_2045; [L60] int __return_6704; [L61] int __return_6684; [L62] int __return_6676; [L63] int __return_6668; [L64] int __return_2055; [L65] int __return_6897; [L66] int __return_6889; [L67] int __return_2105; [L68] int __return_2115; [L69] int __return_2085; [L70] int __return_2095; [L71] int __return_1985; [L72] int __return_5210; [L73] int __return_5190; [L74] int __return_5182; [L75] int __return_5174; [L76] int __return_1995; [L77] int __return_1965; [L78] int __return_4643; [L79] int __return_4635; [L80] int __return_4625; [L81] int __return_4615; [L82] int __return_1975; [L83] int __return_4804; [L84] int __return_4794; [L85] int __return_2025; [L86] int __return_6187; [L87] int __return_6167; [L88] int __return_6159; [L89] int __return_6151; [L90] int __return_2035; [L91] int __return_2005; [L92] int __return_5623; [L93] int __return_5615; [L94] int __return_5605; [L95] int __return_5595; [L96] int __return_2015; [L97] int __return_5781; [L98] int __return_5771; [L99] int __return_2145; [L100] int __return_8595; [L101] int __return_8587; [L102] int __return_2155; [L103] int __return_2125; [L104] int __return_8289; [L105] int __return_8279; [L106] int __return_2135; [L107] int __return_8376; [L108] int __return_2185; [L109] int __return_9141; [L110] int __return_9133; [L111] int __return_2195; [L112] int __return_2165; [L113] int __return_8835; [L114] int __return_8825; [L115] int __return_2175; [L116] int __return_8922; [L117] int __return_1825; [L118] int __return_3419; [L119] int __return_1835; [L120] int __return_1805; [L121] int __return_3186; [L122] int __return_1815; [L123] int __return_3287; [L124] int __return_1865; [L125] int __return_1875; [L126] int __return_1845; [L127] int __return_1855; [L128] int __return_1745; [L129] int __return_2695; [L130] int __return_1755; [L131] int __return_1725; [L132] int __return_2512; [L133] int __return_1735; [L134] int __return_2587; [L135] int __return_1785; [L136] int __return_3019; [L137] int __return_1795; [L138] int __return_1765; [L139] int __return_2836; [L140] int __return_1775; [L141] int __return_2911; [L142] int __return_1905; [L143] int __return_3971; [L144] int __return_1915; [L145] int __return_1885; [L146] int __return_3788; [L147] int __return_1895; [L148] int __return_3863; [L149] int __return_1945; [L150] int __return_4295; [L151] int __return_1955; [L152] int __return_1925; [L153] int __return_4112; [L154] int __return_1935; [L155] int __return_4187; [L158] int main__c1; [L159] int main__i2; [L160] main__c1 = 0 [L161] r1 = __VERIFIER_nondet_uchar() [L162] id1 = __VERIFIER_nondet_char() [L163] st1 = __VERIFIER_nondet_char() [L164] send1 = __VERIFIER_nondet_char() [L165] mode1 = __VERIFIER_nondet_bool() [L166] alive1 = __VERIFIER_nondet_bool() [L167] id2 = __VERIFIER_nondet_char() [L168] st2 = __VERIFIER_nondet_char() [L169] send2 = __VERIFIER_nondet_char() [L170] mode2 = __VERIFIER_nondet_bool() [L171] alive2 = __VERIFIER_nondet_bool() [L172] id3 = __VERIFIER_nondet_char() [L173] st3 = __VERIFIER_nondet_char() [L174] send3 = __VERIFIER_nondet_char() [L175] mode3 = __VERIFIER_nondet_bool() [L176] alive3 = __VERIFIER_nondet_bool() [L177] id4 = __VERIFIER_nondet_char() [L178] st4 = __VERIFIER_nondet_char() [L179] send4 = __VERIFIER_nondet_char() [L180] mode4 = __VERIFIER_nondet_bool() [L181] alive4 = __VERIFIER_nondet_bool() [L183] int init__tmp; [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L188] COND TRUE ((int)id1) >= 0 [L190] COND TRUE ((int)st1) == 0 [L192] COND TRUE ((int)send1) == ((int)id1) [L194] COND TRUE ((int)mode1) == 0 [L196] COND TRUE ((int)id2) >= 0 [L198] COND TRUE ((int)st2) == 0 [L200] COND TRUE ((int)send2) == ((int)id2) [L202] COND TRUE ((int)mode2) == 0 [L204] COND TRUE ((int)id3) >= 0 [L206] COND TRUE ((int)st3) == 0 [L208] COND TRUE ((int)send3) == ((int)id3) [L210] COND TRUE ((int)mode3) == 0 [L212] COND TRUE ((int)id4) >= 0 [L214] COND TRUE ((int)st4) == 0 [L216] COND TRUE ((int)send4) == ((int)id4) [L218] COND TRUE ((int)mode4) == 0 [L220] COND TRUE ((int)id1) != ((int)id2) [L222] COND TRUE ((int)id1) != ((int)id3) [L224] COND TRUE ((int)id1) != ((int)id4) [L226] COND TRUE ((int)id2) != ((int)id3) [L228] COND TRUE ((int)id2) != ((int)id4) [L230] COND TRUE ((int)id3) != ((int)id4) [L232] init__tmp = 1 [L233] __return_131 = init__tmp [L234] main__i2 = __return_131 [L235] COND TRUE main__i2 != 0 [L237] p1_old = nomsg [L238] p1_new = nomsg [L239] p2_old = nomsg [L240] p2_new = nomsg [L241] p3_old = nomsg [L242] p3_new = nomsg [L243] p4_old = nomsg [L244] p4_new = nomsg [L245] main__i2 = 0 [L247] msg_t node1__m1; [L248] node1__m1 = nomsg [L249] COND FALSE !(!(mode1 == 0)) [L255] COND TRUE !(alive1 == 0) [L257] int node1____CPAchecker_TMP_0; [L258] COND TRUE send1 != nomsg [L260] COND TRUE p1_new == nomsg [L262] node1____CPAchecker_TMP_0 = send1 [L274] p1_new = node1____CPAchecker_TMP_0 [L275] mode1 = 1 [L277] msg_t node2__m2; [L278] node2__m2 = nomsg [L279] COND FALSE !(!(mode2 == 0)) [L285] COND TRUE !(alive2 == 0) [L287] int node2____CPAchecker_TMP_0; [L288] COND TRUE send2 != nomsg [L290] COND TRUE p2_new == nomsg [L292] node2____CPAchecker_TMP_0 = send2 [L293] p2_new = node2____CPAchecker_TMP_0 [L295] mode2 = 1 [L297] msg_t node3__m3; [L298] node3__m3 = nomsg [L299] COND FALSE !(!(mode3 == 0)) [L305] COND TRUE !(alive3 == 0) [L307] int node3____CPAchecker_TMP_0; [L308] COND TRUE send3 != nomsg [L310] COND TRUE p3_new == nomsg [L312] node3____CPAchecker_TMP_0 = send3 [L313] p3_new = node3____CPAchecker_TMP_0 [L314] mode3 = 1 [L316] msg_t node4__m4; [L317] node4__m4 = nomsg [L318] COND FALSE !(!(mode4 == 0)) [L324] COND TRUE !(alive4 == 0) [L326] int node4____CPAchecker_TMP_0; [L327] COND TRUE send4 != nomsg [L329] COND TRUE p4_new == nomsg [L331] node4____CPAchecker_TMP_0 = send4 [L343] p4_new = node4____CPAchecker_TMP_0 [L345] mode4 = 1 [L346] p1_old = p1_new [L347] p1_new = nomsg [L348] p2_old = p2_new [L349] p2_new = nomsg [L350] p3_old = p3_new [L351] p3_new = nomsg [L352] p4_old = p4_new [L353] p4_new = nomsg [L355] int check__tmp; [L356] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L358] COND TRUE ((int)r1) < 4 [L360] check__tmp = 1 [L361] __return_2065 = check__tmp [L362] main__c1 = __return_2065 [L364] _Bool __tmp_1; [L365] __tmp_1 = main__c1 [L366] _Bool assert__arg; [L367] assert__arg = __tmp_1 [L368] COND FALSE !(assert__arg == 0) [L375] msg_t node1__m1; [L376] node1__m1 = nomsg [L377] COND TRUE !(mode1 == 0) [L379] COND FALSE !(r1 == 255) [L385] r1 = r1 + 1 [L386] node1__m1 = p4_old [L387] p4_old = nomsg [L388] COND TRUE ((int)node1__m1) != ((int)nomsg) [L390] COND TRUE !(alive1 == 0) [L392] COND FALSE !(((int)node1__m1) > ((int)id1)) [L399] COND TRUE ((int)node1__m1) == ((int)id1) [L401] st1 = 1 [L402] mode1 = 0 [L404] msg_t node2__m2; [L405] node2__m2 = nomsg [L406] COND TRUE !(mode2 == 0) [L408] node2__m2 = p1_old [L409] p1_old = nomsg [L410] COND TRUE ((int)node2__m2) != ((int)nomsg) [L412] COND TRUE !(alive2 == 0) [L414] COND FALSE !(((int)node2__m2) > ((int)id2)) [L421] COND TRUE ((int)node2__m2) == ((int)id2) [L423] st2 = 1 [L424] mode2 = 0 [L426] msg_t node3__m3; [L427] node3__m3 = nomsg [L428] COND TRUE !(mode3 == 0) [L430] node3__m3 = p2_old [L431] p2_old = nomsg [L432] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L525] mode3 = 0 [L3704] msg_t node4__m4; [L3705] node4__m4 = nomsg [L3706] COND TRUE !(mode4 == 0) [L3708] node4__m4 = p3_old [L3709] p3_old = nomsg [L3710] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L3784] mode4 = 0 [L4647] p1_old = p1_new [L4648] p1_new = nomsg [L4649] p2_old = p2_new [L4650] p2_new = nomsg [L4651] p3_old = p3_new [L4652] p3_new = nomsg [L4653] p4_old = p4_new [L4654] p4_new = nomsg [L4656] int check__tmp; [L4657] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L4663] check__tmp = 0 [L4664] __return_4643 = check__tmp [L4665] main__c1 = __return_4643 [L4667] _Bool __tmp_17; [L4668] __tmp_17 = main__c1 [L4669] _Bool assert__arg; [L4670] assert__arg = __tmp_17 [L4671] COND TRUE assert__arg == 0 [L4673] __VERIFIER_error() - UnprovableResult [Line: 9379]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_131; [L55] int __return_2065; [L56] int __return_7385; [L57] int __return_7365; [L58] int __return_2075; [L59] int __return_2045; [L60] int __return_6704; [L61] int __return_6684; [L62] int __return_6676; [L63] int __return_6668; [L64] int __return_2055; [L65] int __return_6897; [L66] int __return_6889; [L67] int __return_2105; [L68] int __return_2115; [L69] int __return_2085; [L70] int __return_2095; [L71] int __return_1985; [L72] int __return_5210; [L73] int __return_5190; [L74] int __return_5182; [L75] int __return_5174; [L76] int __return_1995; [L77] int __return_1965; [L78] int __return_4643; [L79] int __return_4635; [L80] int __return_4625; [L81] int __return_4615; [L82] int __return_1975; [L83] int __return_4804; [L84] int __return_4794; [L85] int __return_2025; [L86] int __return_6187; [L87] int __return_6167; [L88] int __return_6159; [L89] int __return_6151; [L90] int __return_2035; [L91] int __return_2005; [L92] int __return_5623; [L93] int __return_5615; [L94] int __return_5605; [L95] int __return_5595; [L96] int __return_2015; [L97] int __return_5781; [L98] int __return_5771; [L99] int __return_2145; [L100] int __return_8595; [L101] int __return_8587; [L102] int __return_2155; [L103] int __return_2125; [L104] int __return_8289; [L105] int __return_8279; [L106] int __return_2135; [L107] int __return_8376; [L108] int __return_2185; [L109] int __return_9141; [L110] int __return_9133; [L111] int __return_2195; [L112] int __return_2165; [L113] int __return_8835; [L114] int __return_8825; [L115] int __return_2175; [L116] int __return_8922; [L117] int __return_1825; [L118] int __return_3419; [L119] int __return_1835; [L120] int __return_1805; [L121] int __return_3186; [L122] int __return_1815; [L123] int __return_3287; [L124] int __return_1865; [L125] int __return_1875; [L126] int __return_1845; [L127] int __return_1855; [L128] int __return_1745; [L129] int __return_2695; [L130] int __return_1755; [L131] int __return_1725; [L132] int __return_2512; [L133] int __return_1735; [L134] int __return_2587; [L135] int __return_1785; [L136] int __return_3019; [L137] int __return_1795; [L138] int __return_1765; [L139] int __return_2836; [L140] int __return_1775; [L141] int __return_2911; [L142] int __return_1905; [L143] int __return_3971; [L144] int __return_1915; [L145] int __return_1885; [L146] int __return_3788; [L147] int __return_1895; [L148] int __return_3863; [L149] int __return_1945; [L150] int __return_4295; [L151] int __return_1955; [L152] int __return_1925; [L153] int __return_4112; [L154] int __return_1935; [L155] int __return_4187; [L158] int main__c1; [L159] int main__i2; [L160] main__c1 = 0 [L161] r1 = __VERIFIER_nondet_uchar() [L162] id1 = __VERIFIER_nondet_char() [L163] st1 = __VERIFIER_nondet_char() [L164] send1 = __VERIFIER_nondet_char() [L165] mode1 = __VERIFIER_nondet_bool() [L166] alive1 = __VERIFIER_nondet_bool() [L167] id2 = __VERIFIER_nondet_char() [L168] st2 = __VERIFIER_nondet_char() [L169] send2 = __VERIFIER_nondet_char() [L170] mode2 = __VERIFIER_nondet_bool() [L171] alive2 = __VERIFIER_nondet_bool() [L172] id3 = __VERIFIER_nondet_char() [L173] st3 = __VERIFIER_nondet_char() [L174] send3 = __VERIFIER_nondet_char() [L175] mode3 = __VERIFIER_nondet_bool() [L176] alive3 = __VERIFIER_nondet_bool() [L177] id4 = __VERIFIER_nondet_char() [L178] st4 = __VERIFIER_nondet_char() [L179] send4 = __VERIFIER_nondet_char() [L180] mode4 = __VERIFIER_nondet_bool() [L181] alive4 = __VERIFIER_nondet_bool() [L183] int init__tmp; [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L188] COND TRUE ((int)id1) >= 0 [L190] COND TRUE ((int)st1) == 0 [L192] COND TRUE ((int)send1) == ((int)id1) [L194] COND TRUE ((int)mode1) == 0 [L196] COND TRUE ((int)id2) >= 0 [L198] COND TRUE ((int)st2) == 0 [L200] COND TRUE ((int)send2) == ((int)id2) [L202] COND TRUE ((int)mode2) == 0 [L204] COND TRUE ((int)id3) >= 0 [L206] COND TRUE ((int)st3) == 0 [L208] COND TRUE ((int)send3) == ((int)id3) [L210] COND TRUE ((int)mode3) == 0 [L212] COND TRUE ((int)id4) >= 0 [L214] COND TRUE ((int)st4) == 0 [L216] COND TRUE ((int)send4) == ((int)id4) [L218] COND TRUE ((int)mode4) == 0 [L220] COND TRUE ((int)id1) != ((int)id2) [L222] COND TRUE ((int)id1) != ((int)id3) [L224] COND TRUE ((int)id1) != ((int)id4) [L226] COND TRUE ((int)id2) != ((int)id3) [L228] COND TRUE ((int)id2) != ((int)id4) [L230] COND TRUE ((int)id3) != ((int)id4) [L232] init__tmp = 1 [L233] __return_131 = init__tmp [L234] main__i2 = __return_131 [L235] COND TRUE main__i2 != 0 [L237] p1_old = nomsg [L238] p1_new = nomsg [L239] p2_old = nomsg [L240] p2_new = nomsg [L241] p3_old = nomsg [L242] p3_new = nomsg [L243] p4_old = nomsg [L244] p4_new = nomsg [L245] main__i2 = 0 [L247] msg_t node1__m1; [L248] node1__m1 = nomsg [L249] COND FALSE !(!(mode1 == 0)) [L255] COND TRUE !(alive1 == 0) [L257] int node1____CPAchecker_TMP_0; [L258] COND TRUE send1 != nomsg [L260] COND TRUE p1_new == nomsg [L262] node1____CPAchecker_TMP_0 = send1 [L274] p1_new = node1____CPAchecker_TMP_0 [L275] mode1 = 1 [L277] msg_t node2__m2; [L278] node2__m2 = nomsg [L279] COND FALSE !(!(mode2 == 0)) [L285] COND FALSE !(!(alive2 == 0)) [L7777] COND FALSE !(((int)send2) != ((int)id2)) [L7803] mode2 = 1 [L7805] msg_t node3__m3; [L7806] node3__m3 = nomsg [L7807] COND FALSE !(!(mode3 == 0)) [L7813] COND FALSE !(!(alive3 == 0)) [L9184] COND TRUE ((int)send3) != ((int)id3) [L9186] int node3____CPAchecker_TMP_1; [L9187] COND TRUE send3 != nomsg [L9189] COND TRUE p3_new == nomsg [L9191] node3____CPAchecker_TMP_1 = send3 [L9203] p3_new = node3____CPAchecker_TMP_1 [L9204] mode3 = 1 [L9206] msg_t node4__m4; [L9207] node4__m4 = nomsg [L9208] COND FALSE !(!(mode4 == 0)) [L9214] COND TRUE !(alive4 == 0) [L9216] int node4____CPAchecker_TMP_0; [L9217] COND TRUE send4 != nomsg [L9219] COND TRUE p4_new == nomsg [L9221] node4____CPAchecker_TMP_0 = send4 [L9233] p4_new = node4____CPAchecker_TMP_0 [L9235] mode4 = 1 [L9236] p1_old = p1_new [L9237] p1_new = nomsg [L9238] p2_old = p2_new [L9239] p2_new = nomsg [L9240] p3_old = p3_new [L9241] p3_new = nomsg [L9242] p4_old = p4_new [L9243] p4_new = nomsg [L9245] int check__tmp; [L9246] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L9248] COND TRUE ((int)r1) < 4 [L9250] check__tmp = 1 [L9251] __return_2185 = check__tmp [L9252] main__c1 = __return_2185 [L9254] _Bool __tmp_44; [L9255] __tmp_44 = main__c1 [L9256] _Bool assert__arg; [L9257] assert__arg = __tmp_44 [L9258] COND FALSE !(assert__arg == 0) [L9265] msg_t node1__m1; [L9266] node1__m1 = nomsg [L9267] COND TRUE !(mode1 == 0) [L9269] COND FALSE !(r1 == 255) [L9275] r1 = r1 + 1 [L9276] node1__m1 = p4_old [L9277] p4_old = nomsg [L9278] COND TRUE ((int)node1__m1) != ((int)nomsg) [L9280] COND TRUE !(alive1 == 0) [L9282] COND FALSE !(((int)node1__m1) > ((int)id1)) [L9289] COND TRUE ((int)node1__m1) == ((int)id1) [L9291] st1 = 1 [L9292] mode1 = 0 [L9294] msg_t node2__m2; [L9295] node2__m2 = nomsg [L9296] COND TRUE !(mode2 == 0) [L9298] node2__m2 = p1_old [L9299] p1_old = nomsg [L9300] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L9315] mode2 = 0 [L9318] msg_t node3__m3; [L9319] node3__m3 = nomsg [L9320] COND TRUE !(mode3 == 0) [L9322] node3__m3 = p2_old [L9323] p2_old = nomsg [L9324] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L9330] mode3 = 0 [L9332] msg_t node4__m4; [L9333] node4__m4 = nomsg [L9334] COND TRUE !(mode4 == 0) [L9336] node4__m4 = p3_old [L9337] p3_old = nomsg [L9338] COND TRUE ((int)node4__m4) != ((int)nomsg) [L9340] COND TRUE !(alive4 == 0) [L9342] COND FALSE !(((int)node4__m4) > ((int)id4)) [L9349] COND TRUE ((int)node4__m4) == ((int)id4) [L9351] st4 = 1 [L9352] mode4 = 0 [L9353] p1_old = p1_new [L9354] p1_new = nomsg [L9355] p2_old = p2_new [L9356] p2_new = nomsg [L9357] p3_old = p3_new [L9358] p3_new = nomsg [L9359] p4_old = p4_new [L9360] p4_new = nomsg [L9362] int check__tmp; [L9363] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L9369] check__tmp = 0 [L9370] __return_9141 = check__tmp [L9371] main__c1 = __return_9141 [L9373] _Bool __tmp_45; [L9374] __tmp_45 = main__c1 [L9375] _Bool assert__arg; [L9376] assert__arg = __tmp_45 [L9377] COND TRUE assert__arg == 0 [L9379] __VERIFIER_error() - UnprovableResult [Line: 4028]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L50] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L54] int __return_131; [L55] int __return_2065; [L56] int __return_7385; [L57] int __return_7365; [L58] int __return_2075; [L59] int __return_2045; [L60] int __return_6704; [L61] int __return_6684; [L62] int __return_6676; [L63] int __return_6668; [L64] int __return_2055; [L65] int __return_6897; [L66] int __return_6889; [L67] int __return_2105; [L68] int __return_2115; [L69] int __return_2085; [L70] int __return_2095; [L71] int __return_1985; [L72] int __return_5210; [L73] int __return_5190; [L74] int __return_5182; [L75] int __return_5174; [L76] int __return_1995; [L77] int __return_1965; [L78] int __return_4643; [L79] int __return_4635; [L80] int __return_4625; [L81] int __return_4615; [L82] int __return_1975; [L83] int __return_4804; [L84] int __return_4794; [L85] int __return_2025; [L86] int __return_6187; [L87] int __return_6167; [L88] int __return_6159; [L89] int __return_6151; [L90] int __return_2035; [L91] int __return_2005; [L92] int __return_5623; [L93] int __return_5615; [L94] int __return_5605; [L95] int __return_5595; [L96] int __return_2015; [L97] int __return_5781; [L98] int __return_5771; [L99] int __return_2145; [L100] int __return_8595; [L101] int __return_8587; [L102] int __return_2155; [L103] int __return_2125; [L104] int __return_8289; [L105] int __return_8279; [L106] int __return_2135; [L107] int __return_8376; [L108] int __return_2185; [L109] int __return_9141; [L110] int __return_9133; [L111] int __return_2195; [L112] int __return_2165; [L113] int __return_8835; [L114] int __return_8825; [L115] int __return_2175; [L116] int __return_8922; [L117] int __return_1825; [L118] int __return_3419; [L119] int __return_1835; [L120] int __return_1805; [L121] int __return_3186; [L122] int __return_1815; [L123] int __return_3287; [L124] int __return_1865; [L125] int __return_1875; [L126] int __return_1845; [L127] int __return_1855; [L128] int __return_1745; [L129] int __return_2695; [L130] int __return_1755; [L131] int __return_1725; [L132] int __return_2512; [L133] int __return_1735; [L134] int __return_2587; [L135] int __return_1785; [L136] int __return_3019; [L137] int __return_1795; [L138] int __return_1765; [L139] int __return_2836; [L140] int __return_1775; [L141] int __return_2911; [L142] int __return_1905; [L143] int __return_3971; [L144] int __return_1915; [L145] int __return_1885; [L146] int __return_3788; [L147] int __return_1895; [L148] int __return_3863; [L149] int __return_1945; [L150] int __return_4295; [L151] int __return_1955; [L152] int __return_1925; [L153] int __return_4112; [L154] int __return_1935; [L155] int __return_4187; [L158] int main__c1; [L159] int main__i2; [L160] main__c1 = 0 [L161] r1 = __VERIFIER_nondet_uchar() [L162] id1 = __VERIFIER_nondet_char() [L163] st1 = __VERIFIER_nondet_char() [L164] send1 = __VERIFIER_nondet_char() [L165] mode1 = __VERIFIER_nondet_bool() [L166] alive1 = __VERIFIER_nondet_bool() [L167] id2 = __VERIFIER_nondet_char() [L168] st2 = __VERIFIER_nondet_char() [L169] send2 = __VERIFIER_nondet_char() [L170] mode2 = __VERIFIER_nondet_bool() [L171] alive2 = __VERIFIER_nondet_bool() [L172] id3 = __VERIFIER_nondet_char() [L173] st3 = __VERIFIER_nondet_char() [L174] send3 = __VERIFIER_nondet_char() [L175] mode3 = __VERIFIER_nondet_bool() [L176] alive3 = __VERIFIER_nondet_bool() [L177] id4 = __VERIFIER_nondet_char() [L178] st4 = __VERIFIER_nondet_char() [L179] send4 = __VERIFIER_nondet_char() [L180] mode4 = __VERIFIER_nondet_bool() [L181] alive4 = __VERIFIER_nondet_bool() [L183] int init__tmp; [L184] COND TRUE ((int)r1) == 0 [L186] COND TRUE (((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1 [L188] COND TRUE ((int)id1) >= 0 [L190] COND TRUE ((int)st1) == 0 [L192] COND TRUE ((int)send1) == ((int)id1) [L194] COND TRUE ((int)mode1) == 0 [L196] COND TRUE ((int)id2) >= 0 [L198] COND TRUE ((int)st2) == 0 [L200] COND TRUE ((int)send2) == ((int)id2) [L202] COND TRUE ((int)mode2) == 0 [L204] COND TRUE ((int)id3) >= 0 [L206] COND TRUE ((int)st3) == 0 [L208] COND TRUE ((int)send3) == ((int)id3) [L210] COND TRUE ((int)mode3) == 0 [L212] COND TRUE ((int)id4) >= 0 [L214] COND TRUE ((int)st4) == 0 [L216] COND TRUE ((int)send4) == ((int)id4) [L218] COND TRUE ((int)mode4) == 0 [L220] COND TRUE ((int)id1) != ((int)id2) [L222] COND TRUE ((int)id1) != ((int)id3) [L224] COND TRUE ((int)id1) != ((int)id4) [L226] COND TRUE ((int)id2) != ((int)id3) [L228] COND TRUE ((int)id2) != ((int)id4) [L230] COND TRUE ((int)id3) != ((int)id4) [L232] init__tmp = 1 [L233] __return_131 = init__tmp [L234] main__i2 = __return_131 [L235] COND TRUE main__i2 != 0 [L237] p1_old = nomsg [L238] p1_new = nomsg [L239] p2_old = nomsg [L240] p2_new = nomsg [L241] p3_old = nomsg [L242] p3_new = nomsg [L243] p4_old = nomsg [L244] p4_new = nomsg [L245] main__i2 = 0 [L247] msg_t node1__m1; [L248] node1__m1 = nomsg [L249] COND FALSE !(!(mode1 == 0)) [L255] COND TRUE !(alive1 == 0) [L257] int node1____CPAchecker_TMP_0; [L258] COND TRUE send1 != nomsg [L260] COND TRUE p1_new == nomsg [L262] node1____CPAchecker_TMP_0 = send1 [L274] p1_new = node1____CPAchecker_TMP_0 [L275] mode1 = 1 [L277] msg_t node2__m2; [L278] node2__m2 = nomsg [L279] COND FALSE !(!(mode2 == 0)) [L285] COND TRUE !(alive2 == 0) [L287] int node2____CPAchecker_TMP_0; [L288] COND TRUE send2 != nomsg [L290] COND TRUE p2_new == nomsg [L292] node2____CPAchecker_TMP_0 = send2 [L293] p2_new = node2____CPAchecker_TMP_0 [L295] mode2 = 1 [L297] msg_t node3__m3; [L298] node3__m3 = nomsg [L299] COND FALSE !(!(mode3 == 0)) [L305] COND TRUE !(alive3 == 0) [L307] int node3____CPAchecker_TMP_0; [L308] COND TRUE send3 != nomsg [L310] COND TRUE p3_new == nomsg [L312] node3____CPAchecker_TMP_0 = send3 [L313] p3_new = node3____CPAchecker_TMP_0 [L314] mode3 = 1 [L316] msg_t node4__m4; [L317] node4__m4 = nomsg [L318] COND FALSE !(!(mode4 == 0)) [L324] COND TRUE !(alive4 == 0) [L326] int node4____CPAchecker_TMP_0; [L327] COND TRUE send4 != nomsg [L329] COND TRUE p4_new == nomsg [L331] node4____CPAchecker_TMP_0 = send4 [L343] p4_new = node4____CPAchecker_TMP_0 [L345] mode4 = 1 [L346] p1_old = p1_new [L347] p1_new = nomsg [L348] p2_old = p2_new [L349] p2_new = nomsg [L350] p3_old = p3_new [L351] p3_new = nomsg [L352] p4_old = p4_new [L353] p4_new = nomsg [L355] int check__tmp; [L356] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L358] COND TRUE ((int)r1) < 4 [L360] check__tmp = 1 [L361] __return_2065 = check__tmp [L362] main__c1 = __return_2065 [L364] _Bool __tmp_1; [L365] __tmp_1 = main__c1 [L366] _Bool assert__arg; [L367] assert__arg = __tmp_1 [L368] COND FALSE !(assert__arg == 0) [L375] msg_t node1__m1; [L376] node1__m1 = nomsg [L377] COND TRUE !(mode1 == 0) [L379] COND FALSE !(r1 == 255) [L385] r1 = r1 + 1 [L386] node1__m1 = p4_old [L387] p4_old = nomsg [L388] COND TRUE ((int)node1__m1) != ((int)nomsg) [L390] COND TRUE !(alive1 == 0) [L392] COND FALSE !(((int)node1__m1) > ((int)id1)) [L399] COND TRUE ((int)node1__m1) == ((int)id1) [L401] st1 = 1 [L402] mode1 = 0 [L404] msg_t node2__m2; [L405] node2__m2 = nomsg [L406] COND TRUE !(mode2 == 0) [L408] node2__m2 = p1_old [L409] p1_old = nomsg [L410] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L553] mode2 = 0 [L556] msg_t node3__m3; [L557] node3__m3 = nomsg [L558] COND TRUE !(mode3 == 0) [L560] node3__m3 = p2_old [L561] p2_old = nomsg [L562] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L654] mode3 = 0 [L3837] msg_t node4__m4; [L3838] node4__m4 = nomsg [L3839] COND TRUE !(mode4 == 0) [L3841] node4__m4 = p3_old [L3842] p3_old = nomsg [L3843] COND TRUE ((int)node4__m4) != ((int)nomsg) [L3845] COND TRUE !(alive4 == 0) [L3847] COND FALSE !(((int)node4__m4) > ((int)id4)) [L3854] COND TRUE ((int)node4__m4) == ((int)id4) [L3856] st4 = 1 [L3857] mode4 = 0 [L3858] p1_old = p1_new [L3859] p1_new = nomsg [L3860] p2_old = p2_new [L3861] p2_new = nomsg [L3862] p3_old = p3_new [L3863] p3_new = nomsg [L3864] p4_old = p4_new [L3865] p4_new = nomsg [L3867] int check__tmp; [L3868] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3874] check__tmp = 0 [L3875] __return_5190 = check__tmp [L3876] main__c1 = __return_5190 [L4022] _Bool __tmp_13; [L4023] __tmp_13 = main__c1 [L4024] _Bool assert__arg; [L4025] assert__arg = __tmp_13 [L4026] COND TRUE assert__arg == 0 [L4028] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...