java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:21:16,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:21:16,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:21:16,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:21:16,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:21:16,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:21:16,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:21:16,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:21:16,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:21:16,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:21:16,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:21:16,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:21:16,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:21:16,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:21:16,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:21:16,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:21:16,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:21:16,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:21:16,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:21:16,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:21:16,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:21:16,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:21:16,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:21:16,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:21:16,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:21:16,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:21:16,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:21:16,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:21:16,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:21:16,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:21:16,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:21:16,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:21:16,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:21:16,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:21:16,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:21:16,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:21:16,893 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 17:21:16,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:21:16,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:21:16,909 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:21:16,909 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:21:16,910 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:21:16,910 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:21:16,910 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:21:16,910 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:21:16,910 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:21:16,911 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:21:16,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:21:16,912 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:21:16,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:21:16,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:21:16,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:21:16,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:21:16,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:21:16,913 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:21:16,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:21:16,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:21:16,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:21:16,915 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:21:16,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:21:16,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:21:16,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:21:16,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:21:16,916 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:21:16,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:21:16,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:21:16,917 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:21:16,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:21:16,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:21:16,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:21:16,973 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:21:16,974 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:21:16,974 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:21:17,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79e318838/85250ef569ce4fb798642d9330318897/FLAG1e9b792fe [2019-09-11 17:21:17,595 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:21:17,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:21:17,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79e318838/85250ef569ce4fb798642d9330318897/FLAG1e9b792fe [2019-09-11 17:21:17,847 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79e318838/85250ef569ce4fb798642d9330318897 [2019-09-11 17:21:17,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:21:17,857 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:21:17,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:21:17,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:21:17,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:21:17,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:21:17" (1/1) ... [2019-09-11 17:21:17,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d71f86d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:21:17, skipping insertion in model container [2019-09-11 17:21:17,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:21:17" (1/1) ... [2019-09-11 17:21:17,874 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:21:17,934 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:21:18,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:21:18,343 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:21:18,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:21:18,468 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:21:18,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:21:18 WrapperNode [2019-09-11 17:21:18,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:21:18,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:21:18,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:21:18,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:21:18,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:21:18" (1/1) ... [2019-09-11 17:21:18,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:21:18" (1/1) ... [2019-09-11 17:21:18,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:21:18" (1/1) ... [2019-09-11 17:21:18,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:21:18" (1/1) ... [2019-09-11 17:21:18,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:21:18" (1/1) ... [2019-09-11 17:21:18,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:21:18" (1/1) ... [2019-09-11 17:21:18,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:21:18" (1/1) ... [2019-09-11 17:21:18,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:21:18,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:21:18,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:21:18,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:21:18,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:21:18" (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 17:21:18,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:21:18,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:21:18,598 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:21:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:21:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:21:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:21:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:21:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:21:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:21:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:21:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:21:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:21:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:21:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:21:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:21:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:21:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:21:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:21:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:21:19,488 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:21:19,488 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:21:19,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:21:19 BoogieIcfgContainer [2019-09-11 17:21:19,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:21:19,491 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:21:19,491 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:21:19,491 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:21:19,492 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:21:19" (1/1) ... [2019-09-11 17:21:19,542 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:21:19,712 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:21:23,407 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:21:23,442 INFO L272 AbstractInterpreter]: Visited 254 different actions 5188 times. Merged at 176 different actions 2841 times. Widened at 52 different actions 528 times. Performed 13482 root evaluator evaluations with a maximum evaluation depth of 5. Performed 13482 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 1579 fixpoints after 130 different actions. Largest state had 178 variables. [2019-09-11 17:21:23,442 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:21:23,444 INFO L168 Benchmark]: Toolchain (without parser) took 5586.47 ms. Allocated memory was 135.8 MB in the beginning and 309.3 MB in the end (delta: 173.5 MB). Free memory was 90.7 MB in the beginning and 178.5 MB in the end (delta: -87.8 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:23,445 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 135.8 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-11 17:21:23,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 611.02 ms. Allocated memory was 135.8 MB in the beginning and 203.4 MB in the end (delta: 67.6 MB). Free memory was 90.5 MB in the beginning and 174.2 MB in the end (delta: -83.7 MB). Peak memory consumption was 30.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:23,447 INFO L168 Benchmark]: Boogie Preprocessor took 65.37 ms. Allocated memory is still 203.4 MB. Free memory was 174.2 MB in the beginning and 171.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:23,448 INFO L168 Benchmark]: RCFGBuilder took 954.88 ms. Allocated memory is still 203.4 MB. Free memory was 171.2 MB in the beginning and 114.6 MB in the end (delta: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:23,449 INFO L168 Benchmark]: Abstract Interpretation took 3951.45 ms. Allocated memory was 203.4 MB in the beginning and 309.3 MB in the end (delta: 105.9 MB). Free memory was 114.6 MB in the beginning and 178.5 MB in the end (delta: -63.9 MB). Peak memory consumption was 42.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:23,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 135.8 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 611.02 ms. Allocated memory was 135.8 MB in the beginning and 203.4 MB in the end (delta: 67.6 MB). Free memory was 90.5 MB in the beginning and 174.2 MB in the end (delta: -83.7 MB). Peak memory consumption was 30.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.37 ms. Allocated memory is still 203.4 MB. Free memory was 174.2 MB in the beginning and 171.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 954.88 ms. Allocated memory is still 203.4 MB. Free memory was 171.2 MB in the beginning and 114.6 MB in the end (delta: 56.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 3951.45 ms. Allocated memory was 203.4 MB in the beginning and 309.3 MB in the end (delta: 105.9 MB). Free memory was 114.6 MB in the beginning and 178.5 MB in the end (delta: -63.9 MB). Peak memory consumption was 42.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 390]: 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] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p21 = 0; [L22] char p21_old = '\x0'; [L23] char p21_new = '\x0'; [L24] _Bool ep21 = 0; [L25] port_t p23 = 0; [L26] char p23_old = '\x0'; [L27] char p23_new = '\x0'; [L28] _Bool ep23 = 0; [L29] port_t p31 = 0; [L30] char p31_old = '\x0'; [L31] char p31_new = '\x0'; [L32] _Bool ep31 = 0; [L33] port_t p32 = 0; [L34] char p32_old = '\x0'; [L35] char p32_new = '\x0'; [L36] _Bool ep32 = 0; [L37] char id1 = '\x0'; [L38] unsigned char r1 = '\x0'; [L39] char st1 = '\x0'; [L40] char nl1 = '\x0'; [L41] char m1 = '\x0'; [L42] char max1 = '\x0'; [L43] _Bool mode1 = 0; [L44] _Bool newmax1 = 0; [L45] char id2 = '\x0'; [L46] unsigned char r2 = '\x0'; [L47] char st2 = '\x0'; [L48] char nl2 = '\x0'; [L49] char m2 = '\x0'; [L50] char max2 = '\x0'; [L51] _Bool mode2 = 0; [L52] _Bool newmax2 = 0; [L53] char id3 = '\x0'; [L54] unsigned char r3 = '\x0'; [L55] char st3 = '\x0'; [L56] char nl3 = '\x0'; [L57] char m3 = '\x0'; [L58] char max3 = '\x0'; [L59] _Bool mode3 = 0; [L60] _Bool newmax3 = 0; [L64] void (*nodes[3])() = { &node1, &node2, &node3 }; [L68] int __return_1921; [L69] int __return_2070; [L72] int main__c1; [L73] int main__i2; [L74] main__c1 = 0 [L75] ep12 = __VERIFIER_nondet_bool() [L76] ep13 = __VERIFIER_nondet_bool() [L77] ep21 = __VERIFIER_nondet_bool() [L78] ep23 = __VERIFIER_nondet_bool() [L79] ep31 = __VERIFIER_nondet_bool() [L80] ep32 = __VERIFIER_nondet_bool() [L81] id1 = __VERIFIER_nondet_char() [L82] r1 = __VERIFIER_nondet_uchar() [L83] st1 = __VERIFIER_nondet_char() [L84] nl1 = __VERIFIER_nondet_char() [L85] m1 = __VERIFIER_nondet_char() [L86] max1 = __VERIFIER_nondet_char() [L87] mode1 = __VERIFIER_nondet_bool() [L88] newmax1 = __VERIFIER_nondet_bool() [L89] id2 = __VERIFIER_nondet_char() [L90] r2 = __VERIFIER_nondet_uchar() [L91] st2 = __VERIFIER_nondet_char() [L92] nl2 = __VERIFIER_nondet_char() [L93] m2 = __VERIFIER_nondet_char() [L94] max2 = __VERIFIER_nondet_char() [L95] mode2 = __VERIFIER_nondet_bool() [L96] newmax2 = __VERIFIER_nondet_bool() [L97] id3 = __VERIFIER_nondet_char() [L98] r3 = __VERIFIER_nondet_uchar() [L99] st3 = __VERIFIER_nondet_char() [L100] nl3 = __VERIFIER_nondet_char() [L101] m3 = __VERIFIER_nondet_char() [L102] max3 = __VERIFIER_nondet_char() [L103] mode3 = __VERIFIER_nondet_bool() [L104] newmax3 = __VERIFIER_nondet_bool() [L106] _Bool init__r121; [L107] _Bool init__r131; [L108] _Bool init__r211; [L109] _Bool init__r231; [L110] _Bool init__r311; [L111] _Bool init__r321; [L112] _Bool init__r122; [L113] int init__tmp; [L114] _Bool init__r132; [L115] int init__tmp___0; [L116] _Bool init__r212; [L117] int init__tmp___1; [L118] _Bool init__r232; [L119] int init__tmp___2; [L120] _Bool init__r312; [L121] int init__tmp___3; [L122] _Bool init__r322; [L123] int init__tmp___4; [L124] int init__tmp___5; [L125] init__r121 = ep12 [L126] init__r131 = ep13 [L127] init__r211 = ep21 [L128] init__r231 = ep23 [L129] init__r311 = ep31 [L130] init__r321 = ep32 [L131] COND TRUE !(init__r121 == 0) [L133] init__tmp = 1 [L135] init__r122 = (_Bool)init__tmp [L136] COND TRUE !(init__r131 == 0) [L138] init__tmp___0 = 1 [L140] init__r132 = (_Bool)init__tmp___0 [L141] COND TRUE !(init__r211 == 0) [L143] init__tmp___1 = 1 [L145] init__r212 = (_Bool)init__tmp___1 [L146] COND TRUE !(init__r231 == 0) [L148] init__tmp___2 = 1 [L150] init__r232 = (_Bool)init__tmp___2 [L151] COND TRUE !(init__r311 == 0) [L153] init__tmp___3 = 1 [L155] init__r312 = (_Bool)init__tmp___3 [L156] COND TRUE !(init__r321 == 0) [L158] init__tmp___4 = 1 [L160] init__r322 = (_Bool)init__tmp___4 [L161] COND TRUE ((int)id1) != ((int)id2) [L163] COND TRUE ((int)id1) != ((int)id3) [L165] COND TRUE ((int)id2) != ((int)id3) [L167] COND TRUE ((int)id1) >= 0 [L169] COND TRUE ((int)id2) >= 0 [L171] COND TRUE ((int)id3) >= 0 [L173] COND TRUE ((int)r1) == 0 [L175] COND TRUE ((int)r2) == 0 [L177] COND TRUE ((int)r3) == 0 [L179] COND TRUE ((int)max1) == ((int)id1) [L181] COND TRUE ((int)max2) == ((int)id2) [L183] COND TRUE ((int)max3) == ((int)id3) [L185] COND TRUE ((int)st1) == 0 [L187] COND TRUE ((int)st2) == 0 [L189] COND TRUE ((int)st3) == 0 [L191] COND TRUE ((int)nl1) == 0 [L193] COND TRUE ((int)nl2) == 0 [L195] COND TRUE ((int)nl3) == 0 [L197] COND TRUE ((int)mode1) == 0 [L199] COND TRUE ((int)mode2) == 0 [L201] COND TRUE ((int)mode3) == 0 [L203] COND TRUE !(newmax1 == 0) [L205] COND TRUE !(newmax2 == 0) [L207] COND TRUE !(newmax3 == 0) [L209] init__tmp___5 = 1 [L210] __return_1921 = init__tmp___5 [L211] main__i2 = __return_1921 [L212] COND TRUE main__i2 != 0 [L214] p12_old = nomsg [L215] p12_new = nomsg [L216] p13_old = nomsg [L217] p13_new = nomsg [L218] p21_old = nomsg [L219] p21_new = nomsg [L220] p23_old = nomsg [L221] p23_new = nomsg [L222] p31_old = nomsg [L223] p31_new = nomsg [L224] p32_old = nomsg [L225] p32_new = nomsg [L226] main__i2 = 0 [L229] _Bool node1__newmax; [L230] node1__newmax = 0 [L231] COND FALSE !(!(mode1 == 0)) [L755] COND FALSE !(((int)r1) < 2) [L783] mode1 = 1 [L266] _Bool node2__newmax; [L267] node2__newmax = 0 [L268] COND FALSE !(!(mode2 == 0)) [L635] COND FALSE !(((int)r2) < 2) [L663] mode2 = 1 [L303] _Bool node3__newmax; [L304] node3__newmax = 0 [L305] COND TRUE !(mode3 == 0) [L307] COND FALSE !(r3 == 255) [L311] r3 = r3 + 1 [L312] COND FALSE !(!(ep13 == 0)) [L321] COND FALSE !(!(ep23 == 0)) [L330] newmax3 = node3__newmax [L331] COND TRUE ((int)r3) == 2 [L333] COND TRUE ((int)max3) == ((int)id3) [L335] st3 = 1 [L337] mode3 = 0 [L339] p12_old = p12_new [L340] p12_new = nomsg [L341] p13_old = p13_new [L342] p13_new = nomsg [L343] p21_old = p21_new [L344] p21_new = nomsg [L345] p23_old = p23_new [L346] p23_new = nomsg [L347] p31_old = p31_new [L348] p31_new = nomsg [L349] p32_old = p32_new [L350] p32_new = nomsg [L352] int check__tmp; [L353] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1) [L472] check__tmp = 0 [L381] __return_2070 = check__tmp [L382] main__c1 = __return_2070 [L384] _Bool __tmp_1; [L385] __tmp_1 = main__c1 [L386] _Bool assert__arg; [L387] assert__arg = __tmp_1 [L388] COND TRUE assert__arg == 0 [L390] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...