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.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:18:47,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:18:47,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:18:48,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:18:48,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:18:48,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:18:48,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:18:48,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:18:48,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:18:48,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:18:48,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:18:48,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:18:48,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:18:48,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:18:48,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:18:48,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:18:48,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:18:48,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:18:48,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:18:48,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:18:48,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:18:48,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:18:48,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:18:48,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:18:48,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:18:48,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:18:48,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:18:48,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:18:48,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:18:48,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:18:48,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:18:48,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:18:48,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:18:48,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:18:48,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:18:48,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:18:48,044 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 17:18:48,059 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:18:48,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:18:48,060 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:18:48,060 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:18:48,061 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:18:48,061 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:18:48,061 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:18:48,062 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:18:48,062 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:18:48,062 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:18:48,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:18:48,063 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:18:48,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:18:48,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:18:48,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:18:48,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:18:48,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:18:48,064 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:18:48,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:18:48,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:18:48,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:18:48,065 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:18:48,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:18:48,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:18:48,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:18:48,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:18:48,066 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:18:48,066 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:18:48,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:18:48,066 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:18:48,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:18:48,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:18:48,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:18:48,112 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:18:48,112 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:18:48,113 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:18:48,172 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab186b93d/342ca1db23e9439a942fdffaaff108e4/FLAG8f572d568 [2019-09-11 17:18:48,632 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:18:48,633 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:18:48,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab186b93d/342ca1db23e9439a942fdffaaff108e4/FLAG8f572d568 [2019-09-11 17:18:49,008 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab186b93d/342ca1db23e9439a942fdffaaff108e4 [2019-09-11 17:18:49,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:18:49,021 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:18:49,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:18:49,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:18:49,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:18:49,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:18:49" (1/1) ... [2019-09-11 17:18:49,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f1ec00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:49, skipping insertion in model container [2019-09-11 17:18:49,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:18:49" (1/1) ... [2019-09-11 17:18:49,038 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:18:49,098 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:18:49,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:18:49,485 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:18:49,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:18:49,657 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:18:49,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:49 WrapperNode [2019-09-11 17:18:49,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:18:49,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:18:49,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:18:49,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:18:49,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:49" (1/1) ... [2019-09-11 17:18:49,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:49" (1/1) ... [2019-09-11 17:18:49,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:49" (1/1) ... [2019-09-11 17:18:49,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:49" (1/1) ... [2019-09-11 17:18:49,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:49" (1/1) ... [2019-09-11 17:18:49,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:49" (1/1) ... [2019-09-11 17:18:49,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:49" (1/1) ... [2019-09-11 17:18:49,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:18:49,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:18:49,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:18:49,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:18:49,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:18:49" (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 17:18:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:18:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:18:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:18:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:18:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:18:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:18:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:18:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:18:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:18:49,781 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:18:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:18:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:18:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:18:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:18:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:18:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:18:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:18:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:18:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:18:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:18:50,357 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:18:50,357 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:18:50,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:18:50 BoogieIcfgContainer [2019-09-11 17:18:50,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:18:50,360 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:18:50,360 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:18:50,360 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:18:50,361 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:18:50" (1/1) ... [2019-09-11 17:18:50,394 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:18:50,511 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:18:52,329 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:18:52,370 INFO L272 AbstractInterpreter]: Visited 137 different actions 2237 times. Merged at 68 different actions 1277 times. Widened at 30 different actions 296 times. Performed 6365 root evaluator evaluations with a maximum evaluation depth of 6. Performed 6365 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 577 fixpoints after 61 different actions. Largest state had 110 variables. [2019-09-11 17:18:52,370 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:18:52,373 INFO L168 Benchmark]: Toolchain (without parser) took 3351.26 ms. Allocated memory was 142.6 MB in the beginning and 261.1 MB in the end (delta: 118.5 MB). Free memory was 90.4 MB in the beginning and 145.6 MB in the end (delta: -55.2 MB). Peak memory consumption was 63.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:52,376 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:18:52,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.23 ms. Allocated memory was 142.6 MB in the beginning and 218.1 MB in the end (delta: 75.5 MB). Free memory was 90.2 MB in the beginning and 199.9 MB in the end (delta: -109.7 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:52,378 INFO L168 Benchmark]: Boogie Preprocessor took 54.38 ms. Allocated memory is still 218.1 MB. Free memory was 199.9 MB in the beginning and 197.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:52,380 INFO L168 Benchmark]: RCFGBuilder took 645.69 ms. Allocated memory is still 218.1 MB. Free memory was 197.6 MB in the beginning and 161.5 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:52,381 INFO L168 Benchmark]: Abstract Interpretation took 2010.60 ms. Allocated memory was 218.1 MB in the beginning and 261.1 MB in the end (delta: 43.0 MB). Free memory was 160.7 MB in the beginning and 145.6 MB in the end (delta: 15.1 MB). Peak memory consumption was 58.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:18:52,392 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 636.23 ms. Allocated memory was 142.6 MB in the beginning and 218.1 MB in the end (delta: 75.5 MB). Free memory was 90.2 MB in the beginning and 199.9 MB in the end (delta: -109.7 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.38 ms. Allocated memory is still 218.1 MB. Free memory was 199.9 MB in the beginning and 197.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 645.69 ms. Allocated memory is still 218.1 MB. Free memory was 197.6 MB in the beginning and 161.5 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 2010.60 ms. Allocated memory was 218.1 MB in the beginning and 261.1 MB in the end (delta: 43.0 MB). Free memory was 160.7 MB in the beginning and 145.6 MB in the end (delta: 15.1 MB). Peak memory consumption was 58.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 232]: 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] port_t p2 = 0; [L22] char p2_old = '\x0'; [L23] char p2_new = '\x0'; [L24] char id2 = '\x0'; [L25] char st2 = '\x0'; [L26] msg_t send2 = '\x0'; [L27] _Bool mode2 = 0; [L28] port_t p3 = 0; [L29] char p3_old = '\x0'; [L30] char p3_new = '\x0'; [L31] char id3 = '\x0'; [L32] char st3 = '\x0'; [L33] msg_t send3 = '\x0'; [L34] _Bool mode3 = 0; [L35] port_t p4 = 0; [L36] char p4_old = '\x0'; [L37] char p4_new = '\x0'; [L38] char id4 = '\x0'; [L39] char st4 = '\x0'; [L40] msg_t send4 = '\x0'; [L41] _Bool mode4 = 0; [L46] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L50] int __return_2904; [L51] int __return_2999; [L54] int main__c1; [L55] int main__i2; [L56] main__c1 = 0 [L57] r1 = __VERIFIER_nondet_uchar() [L58] id1 = __VERIFIER_nondet_char() [L59] st1 = __VERIFIER_nondet_char() [L60] send1 = __VERIFIER_nondet_char() [L61] mode1 = __VERIFIER_nondet_bool() [L62] id2 = __VERIFIER_nondet_char() [L63] st2 = __VERIFIER_nondet_char() [L64] send2 = __VERIFIER_nondet_char() [L65] mode2 = __VERIFIER_nondet_bool() [L66] id3 = __VERIFIER_nondet_char() [L67] st3 = __VERIFIER_nondet_char() [L68] send3 = __VERIFIER_nondet_char() [L69] mode3 = __VERIFIER_nondet_bool() [L70] id4 = __VERIFIER_nondet_char() [L71] st4 = __VERIFIER_nondet_char() [L72] send4 = __VERIFIER_nondet_char() [L73] mode4 = __VERIFIER_nondet_bool() [L75] int init__tmp; [L76] COND TRUE ((int)r1) == 0 [L78] COND TRUE ((int)id1) >= 0 [L80] COND TRUE ((int)st1) == 0 [L82] COND TRUE ((int)send1) == ((int)id1) [L84] COND TRUE ((int)mode1) == 0 [L86] COND TRUE ((int)id2) >= 0 [L88] COND TRUE ((int)st2) == 0 [L90] COND TRUE ((int)send2) == ((int)id2) [L92] COND TRUE ((int)mode2) == 0 [L94] COND TRUE ((int)id3) >= 0 [L96] COND TRUE ((int)st3) == 0 [L98] COND TRUE ((int)send3) == ((int)id3) [L100] COND TRUE ((int)mode3) == 0 [L102] COND TRUE ((int)id4) >= 0 [L104] COND TRUE ((int)st4) == 0 [L106] COND TRUE ((int)send4) == ((int)id4) [L108] COND TRUE ((int)mode4) == 0 [L110] COND TRUE ((int)id1) != ((int)id2) [L112] COND TRUE ((int)id1) != ((int)id3) [L114] COND TRUE ((int)id1) != ((int)id4) [L116] COND TRUE ((int)id2) != ((int)id3) [L118] COND TRUE ((int)id2) != ((int)id4) [L120] COND TRUE ((int)id3) != ((int)id4) [L122] init__tmp = 1 [L123] __return_2904 = init__tmp [L124] main__i2 = __return_2904 [L125] COND TRUE main__i2 != 0 [L127] p1_old = nomsg [L128] p1_new = nomsg [L129] p2_old = nomsg [L130] p2_new = nomsg [L131] p3_old = nomsg [L132] p3_new = nomsg [L133] p4_old = nomsg [L134] p4_new = nomsg [L135] main__i2 = 0 [L138] msg_t node1__m1; [L139] node1__m1 = nomsg [L140] COND FALSE !(!(mode1 == 0)) [L436] int node1____CPAchecker_TMP_0; [L437] COND TRUE send1 != nomsg [L439] COND TRUE p1_new == nomsg [L441] node1____CPAchecker_TMP_0 = send1 [L443] p1_new = node1____CPAchecker_TMP_0 [L444] mode1 = 1 [L158] msg_t node2__m2; [L159] node2__m2 = nomsg [L160] COND TRUE !(mode2 == 0) [L162] node2__m2 = p1_old [L163] p1_old = nomsg [L164] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L170] mode2 = 0 [L173] msg_t node3__m3; [L174] node3__m3 = nomsg [L175] COND TRUE !(mode3 == 0) [L177] node3__m3 = p2_old [L178] p2_old = nomsg [L179] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L185] mode3 = 0 [L188] msg_t node4__m4; [L189] node4__m4 = nomsg [L190] COND TRUE !(mode4 == 0) [L192] node4__m4 = p3_old [L193] p3_old = nomsg [L194] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L200] mode4 = 0 [L202] p1_old = p1_new [L203] p1_new = nomsg [L204] p2_old = p2_new [L205] p2_new = nomsg [L206] p3_old = p3_new [L207] p3_new = nomsg [L208] p4_old = p4_new [L209] p4_new = nomsg [L211] int check__tmp; [L212] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L214] COND TRUE ((int)r1) >= 4 [L217] COND FALSE !(((int)r1) < 4) [L243] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1) [L250] check__tmp = 0 [L223] __return_2999 = check__tmp [L224] main__c1 = __return_2999 [L226] _Bool __tmp_1; [L227] __tmp_1 = main__c1 [L228] _Bool assert__arg; [L229] assert__arg = __tmp_1 [L230] COND TRUE assert__arg == 0 [L232] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...