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.8.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:20:57,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:20:57,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:20:57,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:20:57,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:20:57,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:20:57,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:20:57,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:20:57,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:20:57,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:20:57,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:20:57,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:20:57,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:20:57,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:20:57,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:20:57,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:20:57,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:20:57,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:20:57,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:20:57,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:20:57,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:20:57,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:20:57,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:20:57,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:20:57,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:20:57,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:20:57,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:20:57,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:20:57,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:20:57,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:20:57,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:20:57,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:20:57,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:20:57,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:20:57,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:20:57,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:20:57,447 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 17:20:57,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:20:57,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:20:57,463 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:20:57,463 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:20:57,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:20:57,464 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:20:57,464 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:20:57,464 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:20:57,464 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:20:57,465 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:20:57,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:20:57,465 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:20:57,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:20:57,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:20:57,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:20:57,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:20:57,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:20:57,467 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:20:57,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:20:57,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:20:57,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:20:57,468 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:20:57,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:20:57,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:20:57,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:20:57,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:20:57,469 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:20:57,469 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:20:57,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:20:57,469 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:20:57,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:20:57,511 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:20:57,515 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:20:57,516 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:20:57,517 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:20:57,517 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:20:57,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98122508f/3b67576ff23c48ef921b4244e98850aa/FLAGbe643ba26 [2019-09-11 17:20:58,056 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:20:58,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:20:58,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98122508f/3b67576ff23c48ef921b4244e98850aa/FLAGbe643ba26 [2019-09-11 17:20:58,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98122508f/3b67576ff23c48ef921b4244e98850aa [2019-09-11 17:20:58,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:20:58,397 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:20:58,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:58,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:20:58,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:20:58,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:58" (1/1) ... [2019-09-11 17:20:58,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15865800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:58, skipping insertion in model container [2019-09-11 17:20:58,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:58" (1/1) ... [2019-09-11 17:20:58,415 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:20:58,462 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:20:59,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:59,036 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:20:59,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:59,177 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:20:59,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:59 WrapperNode [2019-09-11 17:20:59,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:59,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:20:59,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:20:59,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:20:59,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:59" (1/1) ... [2019-09-11 17:20:59,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:59" (1/1) ... [2019-09-11 17:20:59,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:59" (1/1) ... [2019-09-11 17:20:59,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:59" (1/1) ... [2019-09-11 17:20:59,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:59" (1/1) ... [2019-09-11 17:20:59,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:59" (1/1) ... [2019-09-11 17:20:59,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:59" (1/1) ... [2019-09-11 17:20:59,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:20:59,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:20:59,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:20:59,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:20:59,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:59" (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 17:20:59,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:20:59,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:20:59,330 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:20:59,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:20:59,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:20:59,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:20:59,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:20:59,331 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:20:59,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:20:59,331 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:20:59,331 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:20:59,332 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:20:59,332 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:20:59,332 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:20:59,332 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:20:59,332 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:20:59,333 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-11 17:20:59,333 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-09-11 17:20:59,333 INFO L130 BoogieDeclarations]: Found specification of procedure node8 [2019-09-11 17:20:59,333 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:20:59,333 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:20:59,334 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:20:59,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:20:59,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:21:00,151 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:21:00,151 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:21:00,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:21:00 BoogieIcfgContainer [2019-09-11 17:21:00,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:21:00,154 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:21:00,154 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:21:00,154 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:21:00,159 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:21:00" (1/1) ... [2019-09-11 17:21:00,208 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:21:00,417 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:21:06,463 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:21:06,514 INFO L272 AbstractInterpreter]: Visited 273 different actions 6570 times. Merged at 121 different actions 3807 times. Widened at 61 different actions 887 times. Performed 19354 root evaluator evaluations with a maximum evaluation depth of 10. Performed 19354 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1650 fixpoints after 131 different actions. Largest state had 198 variables. [2019-09-11 17:21:06,514 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:21:06,517 INFO L168 Benchmark]: Toolchain (without parser) took 8119.02 ms. Allocated memory was 130.0 MB in the beginning and 519.6 MB in the end (delta: 389.5 MB). Free memory was 85.3 MB in the beginning and 448.7 MB in the end (delta: -363.4 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:06,518 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 130.0 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:21:06,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.62 ms. Allocated memory was 130.0 MB in the beginning and 199.8 MB in the end (delta: 69.7 MB). Free memory was 85.1 MB in the beginning and 170.0 MB in the end (delta: -85.0 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:06,520 INFO L168 Benchmark]: Boogie Preprocessor took 68.63 ms. Allocated memory is still 199.8 MB. Free memory was 170.0 MB in the beginning and 166.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:06,521 INFO L168 Benchmark]: RCFGBuilder took 905.57 ms. Allocated memory is still 199.8 MB. Free memory was 166.6 MB in the beginning and 101.0 MB in the end (delta: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:06,522 INFO L168 Benchmark]: Abstract Interpretation took 6360.44 ms. Allocated memory was 199.8 MB in the beginning and 519.6 MB in the end (delta: 319.8 MB). Free memory was 101.0 MB in the beginning and 448.7 MB in the end (delta: -347.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:21:06,526 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 130.0 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 779.62 ms. Allocated memory was 130.0 MB in the beginning and 199.8 MB in the end (delta: 69.7 MB). Free memory was 85.1 MB in the beginning and 170.0 MB in the end (delta: -85.0 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.63 ms. Allocated memory is still 199.8 MB. Free memory was 170.0 MB in the beginning and 166.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 905.57 ms. Allocated memory is still 199.8 MB. Free memory was 166.6 MB in the beginning and 101.0 MB in the end (delta: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 6360.44 ms. Allocated memory was 199.8 MB in the beginning and 519.6 MB in the end (delta: 319.8 MB). Free memory was 101.0 MB in the beginning and 448.7 MB in the end (delta: -347.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 432]: 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; [L42] port_t p5 = 0; [L43] char p5_old = '\x0'; [L44] char p5_new = '\x0'; [L45] char id5 = '\x0'; [L46] char st5 = '\x0'; [L47] msg_t send5 = '\x0'; [L48] _Bool mode5 = 0; [L49] port_t p6 = 0; [L50] char p6_old = '\x0'; [L51] char p6_new = '\x0'; [L52] char id6 = '\x0'; [L53] char st6 = '\x0'; [L54] msg_t send6 = '\x0'; [L55] _Bool mode6 = 0; [L56] port_t p7 = 0; [L57] char p7_old = '\x0'; [L58] char p7_new = '\x0'; [L59] char id7 = '\x0'; [L60] char st7 = '\x0'; [L61] msg_t send7 = '\x0'; [L62] _Bool mode7 = 0; [L63] port_t p8 = 0; [L64] char p8_old = '\x0'; [L65] char p8_new = '\x0'; [L66] char id8 = '\x0'; [L67] char st8 = '\x0'; [L68] msg_t send8 = '\x0'; [L69] _Bool mode8 = 0; [L78] void (*nodes[8])() = { &node1, &node2, &node3, &node4, &node5, &node6, &node7, &node8 }; [L82] int __return_60836; [L83] int __return_61007; [L86] int main__c1; [L87] int main__i2; [L88] main__c1 = 0 [L89] r1 = __VERIFIER_nondet_uchar() [L90] id1 = __VERIFIER_nondet_char() [L91] st1 = __VERIFIER_nondet_char() [L92] send1 = __VERIFIER_nondet_char() [L93] mode1 = __VERIFIER_nondet_bool() [L94] id2 = __VERIFIER_nondet_char() [L95] st2 = __VERIFIER_nondet_char() [L96] send2 = __VERIFIER_nondet_char() [L97] mode2 = __VERIFIER_nondet_bool() [L98] id3 = __VERIFIER_nondet_char() [L99] st3 = __VERIFIER_nondet_char() [L100] send3 = __VERIFIER_nondet_char() [L101] mode3 = __VERIFIER_nondet_bool() [L102] id4 = __VERIFIER_nondet_char() [L103] st4 = __VERIFIER_nondet_char() [L104] send4 = __VERIFIER_nondet_char() [L105] mode4 = __VERIFIER_nondet_bool() [L106] id5 = __VERIFIER_nondet_char() [L107] st5 = __VERIFIER_nondet_char() [L108] send5 = __VERIFIER_nondet_char() [L109] mode5 = __VERIFIER_nondet_bool() [L110] id6 = __VERIFIER_nondet_char() [L111] st6 = __VERIFIER_nondet_char() [L112] send6 = __VERIFIER_nondet_char() [L113] mode6 = __VERIFIER_nondet_bool() [L114] id7 = __VERIFIER_nondet_char() [L115] st7 = __VERIFIER_nondet_char() [L116] send7 = __VERIFIER_nondet_char() [L117] mode7 = __VERIFIER_nondet_bool() [L118] id8 = __VERIFIER_nondet_char() [L119] st8 = __VERIFIER_nondet_char() [L120] send8 = __VERIFIER_nondet_char() [L121] mode8 = __VERIFIER_nondet_bool() [L123] int init__tmp; [L124] COND TRUE ((int)r1) == 0 [L126] COND TRUE ((int)id1) >= 0 [L128] COND TRUE ((int)st1) == 0 [L130] COND TRUE ((int)send1) == ((int)id1) [L132] COND TRUE ((int)mode1) == 0 [L134] COND TRUE ((int)id2) >= 0 [L136] COND TRUE ((int)st2) == 0 [L138] COND TRUE ((int)send2) == ((int)id2) [L140] COND TRUE ((int)mode2) == 0 [L142] COND TRUE ((int)id3) >= 0 [L144] COND TRUE ((int)st3) == 0 [L146] COND TRUE ((int)send3) == ((int)id3) [L148] COND TRUE ((int)mode3) == 0 [L150] COND TRUE ((int)id4) >= 0 [L152] COND TRUE ((int)st4) == 0 [L154] COND TRUE ((int)send4) == ((int)id4) [L156] COND TRUE ((int)mode4) == 0 [L158] COND TRUE ((int)id5) >= 0 [L160] COND TRUE ((int)st5) == 0 [L162] COND TRUE ((int)send5) == ((int)id5) [L164] COND TRUE ((int)mode5) == 0 [L166] COND TRUE ((int)id6) >= 0 [L168] COND TRUE ((int)st6) == 0 [L170] COND TRUE ((int)send6) == ((int)id6) [L172] COND TRUE ((int)mode6) == 0 [L174] COND TRUE ((int)id7) >= 0 [L176] COND TRUE ((int)st7) == 0 [L178] COND TRUE ((int)send7) == ((int)id7) [L180] COND TRUE ((int)mode7) == 0 [L182] COND TRUE ((int)id8) >= 0 [L184] COND TRUE ((int)st8) == 0 [L186] COND TRUE ((int)send8) == ((int)id8) [L188] COND TRUE ((int)mode8) == 0 [L190] COND TRUE ((int)id1) != ((int)id2) [L192] COND TRUE ((int)id1) != ((int)id3) [L194] COND TRUE ((int)id1) != ((int)id4) [L196] COND TRUE ((int)id1) != ((int)id5) [L198] COND TRUE ((int)id1) != ((int)id6) [L200] COND TRUE ((int)id1) != ((int)id7) [L202] COND TRUE ((int)id1) != ((int)id8) [L204] COND TRUE ((int)id2) != ((int)id3) [L206] COND TRUE ((int)id2) != ((int)id4) [L208] COND TRUE ((int)id2) != ((int)id5) [L210] COND TRUE ((int)id2) != ((int)id6) [L212] COND TRUE ((int)id2) != ((int)id7) [L214] COND TRUE ((int)id2) != ((int)id8) [L216] COND TRUE ((int)id3) != ((int)id4) [L218] COND TRUE ((int)id3) != ((int)id5) [L220] COND TRUE ((int)id3) != ((int)id6) [L222] COND TRUE ((int)id3) != ((int)id7) [L224] COND TRUE ((int)id3) != ((int)id8) [L226] COND TRUE ((int)id4) != ((int)id5) [L228] COND TRUE ((int)id4) != ((int)id6) [L230] COND TRUE ((int)id4) != ((int)id7) [L232] COND TRUE ((int)id4) != ((int)id8) [L234] COND TRUE ((int)id5) != ((int)id6) [L236] COND TRUE ((int)id5) != ((int)id7) [L238] COND TRUE ((int)id5) != ((int)id8) [L240] COND TRUE ((int)id6) != ((int)id7) [L242] COND TRUE ((int)id6) != ((int)id8) [L244] COND TRUE ((int)id7) != ((int)id8) [L246] init__tmp = 1 [L247] __return_60836 = init__tmp [L248] main__i2 = __return_60836 [L249] COND TRUE main__i2 != 0 [L251] p1_old = nomsg [L252] p1_new = nomsg [L253] p2_old = nomsg [L254] p2_new = nomsg [L255] p3_old = nomsg [L256] p3_new = nomsg [L257] p4_old = nomsg [L258] p4_new = nomsg [L259] p5_old = nomsg [L260] p5_new = nomsg [L261] p6_old = nomsg [L262] p6_new = nomsg [L263] p7_old = nomsg [L264] p7_new = nomsg [L265] p8_old = nomsg [L266] p8_new = nomsg [L267] main__i2 = 0 [L270] msg_t node1__m1; [L271] node1__m1 = nomsg [L272] COND FALSE !(!(mode1 == 0)) [L816] int node1____CPAchecker_TMP_0; [L817] COND TRUE send1 != nomsg [L819] COND TRUE p1_new == nomsg [L821] node1____CPAchecker_TMP_0 = send1 [L823] p1_new = node1____CPAchecker_TMP_0 [L824] mode1 = 1 [L290] msg_t node2__m2; [L291] node2__m2 = nomsg [L292] COND TRUE !(mode2 == 0) [L294] node2__m2 = p1_old [L295] p1_old = nomsg [L296] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L302] mode2 = 0 [L305] msg_t node3__m3; [L306] node3__m3 = nomsg [L307] COND TRUE !(mode3 == 0) [L309] node3__m3 = p2_old [L310] p2_old = nomsg [L311] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L317] mode3 = 0 [L320] msg_t node4__m4; [L321] node4__m4 = nomsg [L322] COND TRUE !(mode4 == 0) [L324] node4__m4 = p3_old [L325] p3_old = nomsg [L326] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L332] mode4 = 0 [L335] msg_t node5__m5; [L336] node5__m5 = nomsg [L337] COND TRUE !(mode5 == 0) [L339] node5__m5 = p4_old [L340] p4_old = nomsg [L341] COND FALSE !(((int)node5__m5) != ((int)nomsg)) [L347] mode5 = 0 [L350] msg_t node6__m6; [L351] node6__m6 = nomsg [L352] COND TRUE !(mode6 == 0) [L354] node6__m6 = p5_old [L355] p5_old = nomsg [L356] COND FALSE !(((int)node6__m6) != ((int)nomsg)) [L362] mode6 = 0 [L365] msg_t node7__m7; [L366] node7__m7 = nomsg [L367] COND TRUE !(mode7 == 0) [L369] node7__m7 = p6_old [L370] p6_old = nomsg [L371] COND FALSE !(((int)node7__m7) != ((int)nomsg)) [L377] mode7 = 0 [L380] msg_t node8__m8; [L381] node8__m8 = nomsg [L382] COND TRUE !(mode8 == 0) [L384] node8__m8 = p7_old [L385] p7_old = nomsg [L386] COND FALSE !(((int)node8__m8) != ((int)nomsg)) [L392] mode8 = 0 [L394] p1_old = p1_new [L395] p1_new = nomsg [L396] p2_old = p2_new [L397] p2_new = nomsg [L398] p3_old = p3_new [L399] p3_new = nomsg [L400] p4_old = p4_new [L401] p4_new = nomsg [L402] p5_old = p5_new [L403] p5_new = nomsg [L404] p6_old = p6_new [L405] p6_new = nomsg [L406] p7_old = p7_new [L407] p7_new = nomsg [L408] p8_old = p8_new [L409] p8_new = nomsg [L411] int check__tmp; [L412] COND TRUE (((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) + ((int)st8)) <= 1 [L414] COND TRUE ((int)r1) >= 8 [L417] COND FALSE !(((int)r1) < 8) [L443] COND FALSE !((((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) + ((int)st8)) == 1) [L450] check__tmp = 0 [L423] __return_61007 = check__tmp [L424] main__c1 = __return_61007 [L426] _Bool __tmp_1; [L427] __tmp_1 = main__c1 [L428] _Bool assert__arg; [L429] assert__arg = __tmp_1 [L430] COND TRUE assert__arg == 0 [L432] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...