/usr/bin/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:07:30,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:07:30,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:07:30,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:07:30,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:07:30,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:07:30,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:07:30,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:07:30,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:07:30,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:07:30,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:07:30,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:07:30,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:07:30,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:07:30,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:07:30,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:07:30,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:07:30,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:07:30,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:07:30,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:07:30,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:07:30,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:07:30,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:07:30,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:07:30,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 07:07:30,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:07:30,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:07:30,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:07:30,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:07:30,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:07:30,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:07:30,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:07:30,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:07:30,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:07:30,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:07:30,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:07:30,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 07:07:30,932 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:07:30,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:07:30,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:07:30,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:07:30,934 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:07:30,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:07:30,934 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:07:30,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:07:30,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:07:30,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:07:30,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:07:30,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:07:30,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:07:30,936 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:07:30,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:07:30,936 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:07:30,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:07:30,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:07:30,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:07:30,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:07:30,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:07:30,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:07:30,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:07:30,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:07:30,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:07:30,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:07:30,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:07:30,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:07:30,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 07:07:31,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:07:31,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:07:31,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:07:31,219 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:07:31,219 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:07:31,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-07 07:07:31,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5965a699a/08b25cd5a1c945819a91629b4fbe87a1/FLAGb57430fd2 [2019-11-07 07:07:31,815 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:07:31,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-07 07:07:31,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5965a699a/08b25cd5a1c945819a91629b4fbe87a1/FLAGb57430fd2 [2019-11-07 07:07:32,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5965a699a/08b25cd5a1c945819a91629b4fbe87a1 [2019-11-07 07:07:32,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:07:32,138 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:07:32,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:07:32,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:07:32,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:07:32,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:07:32" (1/1) ... [2019-11-07 07:07:32,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b0b76e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:32, skipping insertion in model container [2019-11-07 07:07:32,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:07:32" (1/1) ... [2019-11-07 07:07:32,154 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:07:32,220 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:07:32,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:07:32,740 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:07:32,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:07:32,924 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:07:32,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:32 WrapperNode [2019-11-07 07:07:32,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:07:32,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:07:32,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:07:32,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:07:32,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:32" (1/1) ... [2019-11-07 07:07:32,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:32" (1/1) ... [2019-11-07 07:07:32,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:32" (1/1) ... [2019-11-07 07:07:32,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:32" (1/1) ... [2019-11-07 07:07:32,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:32" (1/1) ... [2019-11-07 07:07:32,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:32" (1/1) ... [2019-11-07 07:07:33,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:32" (1/1) ... [2019-11-07 07:07:33,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:07:33,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:07:33,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:07:33,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:07:33,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:07:32" (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 [2019-11-07 07:07:33,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:07:33,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:07:33,090 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:07:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:07:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 07:07:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 07:07:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-11-07 07:07:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:07:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-11-07 07:07:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-11-07 07:07:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-11-07 07:07:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-11-07 07:07:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-11-07 07:07:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-11-07 07:07:33,095 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-11-07 07:07:33,095 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:07:33,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:07:33,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:07:34,541 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:07:34,541 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 07:07:34,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:07:34 BoogieIcfgContainer [2019-11-07 07:07:34,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:07:34,544 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 07:07:34,544 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 07:07:34,545 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 07:07:34,546 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:07:34" (1/1) ... [2019-11-07 07:07:34,604 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 07:07:34,842 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-11-07 07:07:42,308 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 07:07:42,413 INFO L272 AbstractInterpreter]: Visited 516 different actions 10040 times. Merged at 349 different actions 5377 times. Widened at 95 different actions 881 times. Performed 29240 root evaluator evaluations with a maximum evaluation depth of 5. Performed 29240 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 2441 fixpoints after 193 different actions. Largest state had 204 variables. [2019-11-07 07:07:42,413 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 07:07:42,417 INFO L168 Benchmark]: Toolchain (without parser) took 10277.11 ms. Allocated memory was 142.6 MB in the beginning and 491.3 MB in the end (delta: 348.7 MB). Free memory was 100.9 MB in the beginning and 406.8 MB in the end (delta: -305.9 MB). Peak memory consumption was 42.8 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:42,418 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 142.6 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 07:07:42,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 785.65 ms. Allocated memory was 142.6 MB in the beginning and 204.5 MB in the end (delta: 61.9 MB). Free memory was 100.9 MB in the beginning and 169.9 MB in the end (delta: -69.1 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:42,422 INFO L168 Benchmark]: Boogie Preprocessor took 84.40 ms. Allocated memory is still 204.5 MB. Free memory was 169.9 MB in the beginning and 165.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:42,425 INFO L168 Benchmark]: RCFGBuilder took 1533.77 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 165.0 MB in the beginning and 160.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:42,426 INFO L168 Benchmark]: Abstract Interpretation took 7869.03 ms. Allocated memory was 237.0 MB in the beginning and 491.3 MB in the end (delta: 254.3 MB). Free memory was 158.6 MB in the beginning and 406.8 MB in the end (delta: -248.2 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:07:42,437 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 142.6 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 785.65 ms. Allocated memory was 142.6 MB in the beginning and 204.5 MB in the end (delta: 61.9 MB). Free memory was 100.9 MB in the beginning and 169.9 MB in the end (delta: -69.1 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.40 ms. Allocated memory is still 204.5 MB. Free memory was 169.9 MB in the beginning and 165.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1533.77 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 165.0 MB in the beginning and 160.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 7869.03 ms. Allocated memory was 237.0 MB in the beginning and 491.3 MB in the end (delta: 254.3 MB). Free memory was 158.6 MB in the beginning and 406.8 MB in the end (delta: -248.2 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 810]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L11] msg_t nomsg = (msg_t )-1; [L12] port_t p12 = 0; [L13] char p12_old = '\x0'; [L14] char p12_new = '\x0'; [L15] _Bool ep12 = 0; [L16] port_t p13 = 0; [L17] char p13_old = '\x0'; [L18] char p13_new = '\x0'; [L19] _Bool ep13 = 0; [L20] port_t p21 = 0; [L21] char p21_old = '\x0'; [L22] char p21_new = '\x0'; [L23] _Bool ep21 = 0; [L24] port_t p23 = 0; [L25] char p23_old = '\x0'; [L26] char p23_new = '\x0'; [L27] _Bool ep23 = 0; [L28] port_t p31 = 0; [L29] char p31_old = '\x0'; [L30] char p31_new = '\x0'; [L31] _Bool ep31 = 0; [L32] port_t p32 = 0; [L33] char p32_old = '\x0'; [L34] char p32_new = '\x0'; [L35] _Bool ep32 = 0; [L36] char id1 = '\x0'; [L37] char r1 = '\x0'; [L38] char st1 = '\x0'; [L39] char nl1 = '\x0'; [L40] char m1 = '\x0'; [L41] char max1 = '\x0'; [L42] _Bool mode1 = 0; [L43] char id2 = '\x0'; [L44] char r2 = '\x0'; [L45] char st2 = '\x0'; [L46] char nl2 = '\x0'; [L47] char m2 = '\x0'; [L48] char max2 = '\x0'; [L49] _Bool mode2 = 0; [L50] char id3 = '\x0'; [L51] char r3 = '\x0'; [L52] char st3 = '\x0'; [L53] char nl3 = '\x0'; [L54] char m3 = '\x0'; [L55] char max3 = '\x0'; [L56] _Bool mode3 = 0; [L60] void (*nodes[3])() = { &node1, &node2, &node3 }; [L64] int __return_1708; [L65] int __return_1836; [L66] int __return_1954; [L67] int __return_2075; [L68] int __return_2198; [L69] int __tmp_2199_0; [L70] int __return_2307; [L71] int __return_2212; [L74] int main__c1; [L75] int main__i2; [L76] main__c1 = 0 [L77] ep12 = __VERIFIER_nondet_bool() [L78] ep13 = __VERIFIER_nondet_bool() [L79] ep21 = __VERIFIER_nondet_bool() [L80] ep23 = __VERIFIER_nondet_bool() [L81] ep31 = __VERIFIER_nondet_bool() [L82] ep32 = __VERIFIER_nondet_bool() [L83] id1 = __VERIFIER_nondet_char() [L84] r1 = __VERIFIER_nondet_char() [L85] st1 = __VERIFIER_nondet_char() [L86] nl1 = __VERIFIER_nondet_char() [L87] m1 = __VERIFIER_nondet_char() [L88] max1 = __VERIFIER_nondet_char() [L89] mode1 = __VERIFIER_nondet_bool() [L90] id2 = __VERIFIER_nondet_char() [L91] r2 = __VERIFIER_nondet_char() [L92] st2 = __VERIFIER_nondet_char() [L93] nl2 = __VERIFIER_nondet_char() [L94] m2 = __VERIFIER_nondet_char() [L95] max2 = __VERIFIER_nondet_char() [L96] mode2 = __VERIFIER_nondet_bool() [L97] id3 = __VERIFIER_nondet_char() [L98] r3 = __VERIFIER_nondet_char() [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() [L105] _Bool init__r121; [L106] _Bool init__r131; [L107] _Bool init__r211; [L108] _Bool init__r231; [L109] _Bool init__r311; [L110] _Bool init__r321; [L111] _Bool init__r122; [L112] int init__tmp; [L113] _Bool init__r132; [L114] int init__tmp___0; [L115] _Bool init__r212; [L116] int init__tmp___1; [L117] _Bool init__r232; [L118] int init__tmp___2; [L119] _Bool init__r312; [L120] int init__tmp___3; [L121] _Bool init__r322; [L122] int init__tmp___4; [L123] int init__tmp___5; [L124] init__r121 = ep12 [L125] init__r131 = ep13 [L126] init__r211 = ep21 [L127] init__r231 = ep23 [L128] init__r311 = ep31 [L129] init__r321 = ep32 [L130] COND TRUE !(init__r121 == 0) [L132] init__tmp = 1 [L134] init__r122 = (_Bool)init__tmp [L135] COND TRUE !(init__r131 == 0) [L137] init__tmp___0 = 1 [L139] init__r132 = (_Bool)init__tmp___0 [L140] COND TRUE !(init__r211 == 0) [L142] init__tmp___1 = 1 [L144] init__r212 = (_Bool)init__tmp___1 [L145] COND TRUE !(init__r231 == 0) [L147] init__tmp___2 = 1 [L149] init__r232 = (_Bool)init__tmp___2 [L150] COND TRUE !(init__r311 == 0) [L152] init__tmp___3 = 1 [L154] init__r312 = (_Bool)init__tmp___3 [L155] COND TRUE !(init__r321 == 0) [L157] init__tmp___4 = 1 [L159] init__r322 = (_Bool)init__tmp___4 [L160] COND TRUE ((int)id1) != ((int)id2) [L162] COND TRUE ((int)id1) != ((int)id3) [L164] COND TRUE ((int)id2) != ((int)id3) [L166] COND TRUE ((int)id1) >= 0 [L168] COND TRUE ((int)id2) >= 0 [L170] COND TRUE ((int)id3) >= 0 [L172] COND TRUE ((int)r1) == 0 [L174] COND TRUE ((int)r2) == 0 [L176] COND TRUE ((int)r3) == 0 [L178] COND TRUE ((int)max1) == ((int)id1) [L180] COND TRUE ((int)max2) == ((int)id2) [L182] COND TRUE ((int)max3) == ((int)id3) [L184] COND TRUE ((int)st1) == 0 [L186] COND TRUE ((int)st2) == 0 [L188] COND TRUE ((int)st3) == 0 [L190] COND TRUE ((int)nl1) == 0 [L192] COND TRUE ((int)nl2) == 0 [L194] COND TRUE ((int)nl3) == 0 [L196] COND TRUE ((int)mode1) == 0 [L198] COND TRUE ((int)mode2) == 0 [L200] COND TRUE ((int)mode3) == 0 [L202] init__tmp___5 = 1 [L203] __return_1708 = init__tmp___5 [L204] main__i2 = __return_1708 [L205] COND TRUE main__i2 != 0 [L207] p12_old = nomsg [L208] p12_new = nomsg [L209] p13_old = nomsg [L210] p13_new = nomsg [L211] p21_old = nomsg [L212] p21_new = nomsg [L213] p23_old = nomsg [L214] p23_new = nomsg [L215] p31_old = nomsg [L216] p31_new = nomsg [L217] p32_old = nomsg [L218] p32_new = nomsg [L219] main__i2 = 0 [L220] COND TRUE main__i2 < 6 [L223] COND FALSE !(!(mode1 == 0)) [L229] COND TRUE ((int)r1) < 2 [L231] COND FALSE !(!(ep12 == 0)) [L242] COND FALSE !(!(ep13 == 0)) [L253] mode1 = 1 [L255] COND FALSE !(!(mode2 == 0)) [L261] COND TRUE ((int)r2) < 2 [L263] COND FALSE !(!(ep21 == 0)) [L274] COND FALSE !(!(ep23 == 0)) [L285] mode2 = 1 [L287] COND FALSE !(!(mode3 == 0)) [L293] COND TRUE ((int)r3) < 2 [L295] COND FALSE !(!(ep31 == 0)) [L306] COND FALSE !(!(ep32 == 0)) [L317] mode3 = 1 [L318] p12_old = p12_new [L319] p12_new = nomsg [L320] p13_old = p13_new [L321] p13_new = nomsg [L322] p21_old = p21_new [L323] p21_new = nomsg [L324] p23_old = p23_new [L325] p23_new = nomsg [L326] p31_old = p31_new [L327] p31_new = nomsg [L328] p32_old = p32_new [L329] p32_new = nomsg [L331] int check__tmp; [L332] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L334] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L336] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L338] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L340] COND FALSE !(((int)r1) >= 2) [L346] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L348] COND TRUE ((int)r1) < 2 [L350] COND FALSE !(((int)r1) >= 2) [L356] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L358] COND TRUE ((int)r1) < 2 [L360] check__tmp = 1 [L361] __return_1836 = check__tmp [L362] main__c1 = __return_1836 [L364] _Bool __tmp_1; [L365] __tmp_1 = main__c1 [L366] _Bool assert__arg; [L367] assert__arg = __tmp_1 [L368] COND FALSE !(assert__arg == 0) [L374] int main____CPAchecker_TMP_0 = main__i2; [L375] main__i2 = main__i2 + 1 [L376] COND TRUE main__i2 < 6 [L379] COND TRUE !(mode1 == 0) [L381] r1 = (char)(((int)r1) + 1) [L382] COND FALSE !(!(ep21 == 0)) [L390] COND FALSE !(!(ep31 == 0)) [L398] COND FALSE !(((int)r1) == 2) [L404] mode1 = 0 [L406] COND TRUE !(mode2 == 0) [L408] r2 = (char)(((int)r2) + 1) [L409] COND FALSE !(!(ep12 == 0)) [L417] COND FALSE !(!(ep32 == 0)) [L425] COND FALSE !(((int)r2) == 2) [L431] mode2 = 0 [L433] COND TRUE !(mode3 == 0) [L435] r3 = (char)(((int)r3) + 1) [L436] COND FALSE !(!(ep13 == 0)) [L444] COND FALSE !(!(ep23 == 0)) [L452] COND FALSE !(((int)r3) == 2) [L458] mode3 = 0 [L459] p12_old = p12_new [L460] p12_new = nomsg [L461] p13_old = p13_new [L462] p13_new = nomsg [L463] p21_old = p21_new [L464] p21_new = nomsg [L465] p23_old = p23_new [L466] p23_new = nomsg [L467] p31_old = p31_new [L468] p31_new = nomsg [L469] p32_old = p32_new [L470] p32_new = nomsg [L472] int check__tmp; [L473] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L475] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L477] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L479] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L481] COND FALSE !(((int)r1) >= 2) [L487] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L489] COND TRUE ((int)r1) < 2 [L491] COND FALSE !(((int)r1) >= 2) [L497] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L499] COND TRUE ((int)r1) < 2 [L501] check__tmp = 1 [L502] __return_1954 = check__tmp [L503] main__c1 = __return_1954 [L505] _Bool __tmp_2; [L506] __tmp_2 = main__c1 [L507] _Bool assert__arg; [L508] assert__arg = __tmp_2 [L509] COND FALSE !(assert__arg == 0) [L515] int main____CPAchecker_TMP_0 = main__i2; [L516] main__i2 = main__i2 + 1 [L517] COND TRUE main__i2 < 6 [L520] COND FALSE !(!(mode1 == 0)) [L526] COND TRUE ((int)r1) < 2 [L528] COND FALSE !(!(ep12 == 0)) [L539] COND FALSE !(!(ep13 == 0)) [L550] mode1 = 1 [L552] COND FALSE !(!(mode2 == 0)) [L558] COND TRUE ((int)r2) < 2 [L560] COND FALSE !(!(ep21 == 0)) [L571] COND FALSE !(!(ep23 == 0)) [L582] mode2 = 1 [L584] COND FALSE !(!(mode3 == 0)) [L590] COND TRUE ((int)r3) < 2 [L592] COND FALSE !(!(ep31 == 0)) [L603] COND FALSE !(!(ep32 == 0)) [L614] mode3 = 1 [L615] p12_old = p12_new [L616] p12_new = nomsg [L617] p13_old = p13_new [L618] p13_new = nomsg [L619] p21_old = p21_new [L620] p21_new = nomsg [L621] p23_old = p23_new [L622] p23_new = nomsg [L623] p31_old = p31_new [L624] p31_new = nomsg [L625] p32_old = p32_new [L626] p32_new = nomsg [L628] int check__tmp; [L629] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L631] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L633] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L635] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L637] COND FALSE !(((int)r1) >= 2) [L643] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L645] COND TRUE ((int)r1) < 2 [L647] COND FALSE !(((int)r1) >= 2) [L653] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L655] COND TRUE ((int)r1) < 2 [L657] check__tmp = 1 [L658] __return_2075 = check__tmp [L659] main__c1 = __return_2075 [L661] _Bool __tmp_3; [L662] __tmp_3 = main__c1 [L663] _Bool assert__arg; [L664] assert__arg = __tmp_3 [L665] COND FALSE !(assert__arg == 0) [L671] int main____CPAchecker_TMP_0 = main__i2; [L672] main__i2 = main__i2 + 1 [L673] COND TRUE main__i2 < 6 [L676] COND TRUE !(mode1 == 0) [L678] r1 = (char)(((int)r1) + 1) [L679] COND FALSE !(!(ep21 == 0)) [L687] COND FALSE !(!(ep31 == 0)) [L695] COND TRUE ((int)r1) == 2 [L697] COND FALSE !(((int)max1) == ((int)id1)) [L1476] nl1 = 1 [L701] mode1 = 0 [L703] COND TRUE !(mode2 == 0) [L705] r2 = (char)(((int)r2) + 1) [L706] COND FALSE !(!(ep12 == 0)) [L714] COND FALSE !(!(ep32 == 0)) [L722] COND TRUE ((int)r2) == 2 [L724] COND TRUE ((int)max2) == ((int)id2) [L726] st2 = 1 [L728] mode2 = 0 [L730] COND TRUE !(mode3 == 0) [L732] r3 = (char)(((int)r3) + 1) [L733] COND FALSE !(!(ep13 == 0)) [L741] COND FALSE !(!(ep23 == 0)) [L749] COND TRUE ((int)r3) == 2 [L751] COND TRUE ((int)max3) == ((int)id3) [L753] st3 = 1 [L755] mode3 = 0 [L756] p12_old = p12_new [L757] p12_new = nomsg [L758] p13_old = p13_new [L759] p13_new = nomsg [L760] p21_old = p21_new [L761] p21_new = nomsg [L762] p23_old = p23_new [L763] p23_new = nomsg [L764] p31_old = p31_new [L765] p31_new = nomsg [L766] p32_old = p32_new [L767] p32_new = nomsg [L769] int check__tmp; [L770] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1) [L1395] check__tmp = 0 [L798] __return_2198 = check__tmp [L799] main__c1 = __return_2198 [L800] __tmp_2199_0 = main____CPAchecker_TMP_0 [L802] main____CPAchecker_TMP_0 = __tmp_2199_0 [L804] _Bool __tmp_4; [L805] __tmp_4 = main__c1 [L806] _Bool assert__arg; [L807] assert__arg = __tmp_4 [L808] COND TRUE assert__arg == 0 [L810] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...