java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:17:31,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:17:31,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:17:31,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:17:31,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:17:31,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:17:31,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:17:31,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:17:31,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:17:31,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:17:31,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:17:31,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:17:31,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:17:31,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:17:31,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:17:31,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:17:31,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:17:31,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:17:31,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:17:31,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:17:31,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:17:31,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:17:31,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:17:31,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:17:31,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:17:31,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:17:31,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:17:31,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:17:31,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:17:31,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:17:31,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:17:31,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:17:31,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:17:31,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:17:31,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:17:31,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:17:31,505 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 17:17:31,520 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:17:31,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:17:31,521 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:17:31,521 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:17:31,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:17:31,522 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:17:31,522 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:17:31,522 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:17:31,522 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:17:31,523 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:17:31,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:17:31,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:17:31,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:17:31,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:17:31,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:17:31,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:17:31,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:17:31,525 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:17:31,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:17:31,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:17:31,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:17:31,525 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:17:31,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:17:31,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:17:31,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:17:31,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:17:31,526 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:17:31,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:17:31,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:17:31,527 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:17:31,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:17:31,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:17:31,574 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:17:31,575 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:17:31,582 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:17:31,583 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-09-11 17:17:31,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2cd932e/5cb39d90bd864d23b760c58bde850d28/FLAGea0030adc [2019-09-11 17:17:32,213 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:17:32,214 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-09-11 17:17:32,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2cd932e/5cb39d90bd864d23b760c58bde850d28/FLAGea0030adc [2019-09-11 17:17:32,572 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2cd932e/5cb39d90bd864d23b760c58bde850d28 [2019-09-11 17:17:32,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:17:32,583 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:17:32,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:17:32,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:17:32,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:17:32,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:17:32" (1/1) ... [2019-09-11 17:17:32,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f703793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:32, skipping insertion in model container [2019-09-11 17:17:32,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:17:32" (1/1) ... [2019-09-11 17:17:32,600 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:17:32,653 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:17:33,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:17:33,170 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:17:33,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:17:33,314 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:17:33,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:33 WrapperNode [2019-09-11 17:17:33,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:17:33,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:17:33,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:17:33,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:17:33,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:33" (1/1) ... [2019-09-11 17:17:33,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:33" (1/1) ... [2019-09-11 17:17:33,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:33" (1/1) ... [2019-09-11 17:17:33,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:33" (1/1) ... [2019-09-11 17:17:33,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:33" (1/1) ... [2019-09-11 17:17:33,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:33" (1/1) ... [2019-09-11 17:17:33,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:33" (1/1) ... [2019-09-11 17:17:33,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:17:33,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:17:33,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:17:33,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:17:33,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:33" (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 17:17:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:17:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:17:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:17:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:17:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:17:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:17:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:17:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:17:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:17:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:17:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:17:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:17:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:17:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:17:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:17:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-11 17:17:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:17:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:17:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:17:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:17:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:17:34,892 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:17:34,893 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:17:34,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:17:34 BoogieIcfgContainer [2019-09-11 17:17:34,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:17:34,895 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:17:34,897 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:17:34,897 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:17:34,898 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:17:34" (1/1) ... [2019-09-11 17:17:34,956 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:17:35,264 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:17:42,171 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:17:42,213 INFO L272 AbstractInterpreter]: Visited 448 different actions 8617 times. Merged at 266 different actions 5228 times. Widened at 75 different actions 901 times. Performed 21439 root evaluator evaluations with a maximum evaluation depth of 8. Performed 21439 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 2010 fixpoints after 183 different actions. Largest state had 212 variables. [2019-09-11 17:17:42,213 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:17:42,216 INFO L168 Benchmark]: Toolchain (without parser) took 9632.09 ms. Allocated memory was 142.1 MB in the beginning and 550.0 MB in the end (delta: 407.9 MB). Free memory was 89.0 MB in the beginning and 474.4 MB in the end (delta: -385.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:42,217 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:17:42,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.52 ms. Allocated memory was 142.1 MB in the beginning and 201.9 MB in the end (delta: 59.8 MB). Free memory was 88.6 MB in the beginning and 167.2 MB in the end (delta: -78.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:42,219 INFO L168 Benchmark]: Boogie Preprocessor took 85.94 ms. Allocated memory is still 201.9 MB. Free memory was 167.2 MB in the beginning and 162.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:42,220 INFO L168 Benchmark]: RCFGBuilder took 1492.06 ms. Allocated memory was 201.9 MB in the beginning and 232.3 MB in the end (delta: 30.4 MB). Free memory was 162.9 MB in the beginning and 185.0 MB in the end (delta: -22.2 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:42,221 INFO L168 Benchmark]: Abstract Interpretation took 7318.56 ms. Allocated memory was 232.3 MB in the beginning and 550.0 MB in the end (delta: 317.7 MB). Free memory was 185.0 MB in the beginning and 474.4 MB in the end (delta: -289.4 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:42,225 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 142.1 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 731.52 ms. Allocated memory was 142.1 MB in the beginning and 201.9 MB in the end (delta: 59.8 MB). Free memory was 88.6 MB in the beginning and 167.2 MB in the end (delta: -78.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.94 ms. Allocated memory is still 201.9 MB. Free memory was 167.2 MB in the beginning and 162.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1492.06 ms. Allocated memory was 201.9 MB in the beginning and 232.3 MB in the end (delta: 30.4 MB). Free memory was 162.9 MB in the beginning and 185.0 MB in the end (delta: -22.2 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 7318.56 ms. Allocated memory was 232.3 MB in the beginning and 550.0 MB in the end (delta: 317.7 MB). Free memory was 185.0 MB in the beginning and 474.4 MB in the end (delta: -289.4 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 515]: 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] char r1 = '\x0'; [L13] port_t p1 = 0; [L14] char p1_old = '\x0'; [L15] char p1_new = '\x0'; [L16] char id1 = '\x0'; [L17] char st1 = '\x0'; [L18] msg_t send1 = '\x0'; [L19] _Bool mode1 = 0; [L20] _Bool alive1 = 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] _Bool alive2 = 0; [L29] port_t p3 = 0; [L30] char p3_old = '\x0'; [L31] char p3_new = '\x0'; [L32] char id3 = '\x0'; [L33] char st3 = '\x0'; [L34] msg_t send3 = '\x0'; [L35] _Bool mode3 = 0; [L36] _Bool alive3 = 0; [L37] port_t p4 = 0; [L38] char p4_old = '\x0'; [L39] char p4_new = '\x0'; [L40] char id4 = '\x0'; [L41] char st4 = '\x0'; [L42] msg_t send4 = '\x0'; [L43] _Bool mode4 = 0; [L44] _Bool alive4 = 0; [L45] port_t p5 = 0; [L46] char p5_old = '\x0'; [L47] char p5_new = '\x0'; [L48] char id5 = '\x0'; [L49] char st5 = '\x0'; [L50] msg_t send5 = '\x0'; [L51] _Bool mode5 = 0; [L52] _Bool alive5 = 0; [L53] port_t p6 = 0; [L54] char p6_old = '\x0'; [L55] char p6_new = '\x0'; [L56] char id6 = '\x0'; [L57] char st6 = '\x0'; [L58] msg_t send6 = '\x0'; [L59] _Bool mode6 = 0; [L60] _Bool alive6 = 0; [L67] void (*nodes[6])() = { &node1, &node2, &node3, &node4, &node5, &node6 }; [L71] int __return_185441; [L72] int __return_185582; [L73] int __tmp_185771_0; [L74] int __return_185805; [L75] int __return_185700; [L78] int main__c1; [L79] int main__i2; [L80] main__c1 = 0 [L81] r1 = __VERIFIER_nondet_char() [L82] id1 = __VERIFIER_nondet_char() [L83] st1 = __VERIFIER_nondet_char() [L84] send1 = __VERIFIER_nondet_char() [L85] mode1 = __VERIFIER_nondet_bool() [L86] alive1 = __VERIFIER_nondet_bool() [L87] id2 = __VERIFIER_nondet_char() [L88] st2 = __VERIFIER_nondet_char() [L89] send2 = __VERIFIER_nondet_char() [L90] mode2 = __VERIFIER_nondet_bool() [L91] alive2 = __VERIFIER_nondet_bool() [L92] id3 = __VERIFIER_nondet_char() [L93] st3 = __VERIFIER_nondet_char() [L94] send3 = __VERIFIER_nondet_char() [L95] mode3 = __VERIFIER_nondet_bool() [L96] alive3 = __VERIFIER_nondet_bool() [L97] id4 = __VERIFIER_nondet_char() [L98] st4 = __VERIFIER_nondet_char() [L99] send4 = __VERIFIER_nondet_char() [L100] mode4 = __VERIFIER_nondet_bool() [L101] alive4 = __VERIFIER_nondet_bool() [L102] id5 = __VERIFIER_nondet_char() [L103] st5 = __VERIFIER_nondet_char() [L104] send5 = __VERIFIER_nondet_char() [L105] mode5 = __VERIFIER_nondet_bool() [L106] alive5 = __VERIFIER_nondet_bool() [L107] id6 = __VERIFIER_nondet_char() [L108] st6 = __VERIFIER_nondet_char() [L109] send6 = __VERIFIER_nondet_char() [L110] mode6 = __VERIFIER_nondet_bool() [L111] alive6 = __VERIFIER_nondet_bool() [L113] int init__tmp; [L114] COND TRUE ((int)r1) == 0 [L116] COND TRUE (((((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) + ((int)alive5)) + ((int)alive6)) >= 1 [L118] COND TRUE ((int)id1) >= 0 [L120] COND TRUE ((int)st1) == 0 [L122] COND TRUE ((int)send1) == ((int)id1) [L124] COND TRUE ((int)mode1) == 0 [L126] COND TRUE ((int)id2) >= 0 [L128] COND TRUE ((int)st2) == 0 [L130] COND TRUE ((int)send2) == ((int)id2) [L132] COND TRUE ((int)mode2) == 0 [L134] COND TRUE ((int)id3) >= 0 [L136] COND TRUE ((int)st3) == 0 [L138] COND TRUE ((int)send3) == ((int)id3) [L140] COND TRUE ((int)mode3) == 0 [L142] COND TRUE ((int)id4) >= 0 [L144] COND TRUE ((int)st4) == 0 [L146] COND TRUE ((int)send4) == ((int)id4) [L148] COND TRUE ((int)mode4) == 0 [L150] COND TRUE ((int)id5) >= 0 [L152] COND TRUE ((int)st5) == 0 [L154] COND TRUE ((int)send5) == ((int)id5) [L156] COND TRUE ((int)mode5) == 0 [L158] COND TRUE ((int)id6) >= 0 [L160] COND TRUE ((int)st6) == 0 [L162] COND TRUE ((int)send6) == ((int)id6) [L164] COND TRUE ((int)mode6) == 0 [L166] COND TRUE ((int)id1) != ((int)id2) [L168] COND TRUE ((int)id1) != ((int)id3) [L170] COND TRUE ((int)id1) != ((int)id4) [L172] COND TRUE ((int)id1) != ((int)id5) [L174] COND TRUE ((int)id1) != ((int)id6) [L176] COND TRUE ((int)id2) != ((int)id3) [L178] COND TRUE ((int)id2) != ((int)id4) [L180] COND TRUE ((int)id2) != ((int)id5) [L182] COND TRUE ((int)id2) != ((int)id6) [L184] COND TRUE ((int)id3) != ((int)id4) [L186] COND TRUE ((int)id3) != ((int)id5) [L188] COND TRUE ((int)id3) != ((int)id6) [L190] COND TRUE ((int)id4) != ((int)id5) [L192] COND TRUE ((int)id4) != ((int)id6) [L194] COND TRUE ((int)id5) != ((int)id6) [L196] init__tmp = 1 [L197] __return_185441 = init__tmp [L198] main__i2 = __return_185441 [L199] COND TRUE main__i2 != 0 [L201] p1_old = nomsg [L202] p1_new = nomsg [L203] p2_old = nomsg [L204] p2_new = nomsg [L205] p3_old = nomsg [L206] p3_new = nomsg [L207] p4_old = nomsg [L208] p4_new = nomsg [L209] p5_old = nomsg [L210] p5_new = nomsg [L211] p6_old = nomsg [L212] p6_new = nomsg [L213] main__i2 = 0 [L214] COND TRUE main__i2 < 12 [L217] msg_t node1__m1; [L218] node1__m1 = nomsg [L219] COND FALSE !(!(mode1 == 0)) [L225] COND FALSE !(!(alive1 == 0)) [L1566] COND FALSE !(((int)send1) != ((int)id1)) [L236] mode1 = 1 [L238] msg_t node2__m2; [L239] node2__m2 = nomsg [L240] COND FALSE !(!(mode2 == 0)) [L246] COND TRUE !(alive2 == 0) [L248] int node2____CPAchecker_TMP_0; [L249] COND TRUE send2 != nomsg [L251] COND TRUE p2_new == nomsg [L253] node2____CPAchecker_TMP_0 = send2 [L255] p2_new = node2____CPAchecker_TMP_0 [L257] mode2 = 1 [L259] msg_t node3__m3; [L260] node3__m3 = nomsg [L261] COND FALSE !(!(mode3 == 0)) [L267] COND FALSE !(!(alive3 == 0)) [L1478] COND FALSE !(((int)send3) != ((int)id3)) [L278] mode3 = 1 [L280] msg_t node4__m4; [L281] node4__m4 = nomsg [L282] COND FALSE !(!(mode4 == 0)) [L288] COND FALSE !(!(alive4 == 0)) [L1434] COND FALSE !(((int)send4) != ((int)id4)) [L299] mode4 = 1 [L301] msg_t node5__m5; [L302] node5__m5 = nomsg [L303] COND FALSE !(!(mode5 == 0)) [L309] COND FALSE !(!(alive5 == 0)) [L1390] COND FALSE !(((int)send5) != ((int)id5)) [L320] mode5 = 1 [L322] msg_t node6__m6; [L323] node6__m6 = nomsg [L324] COND FALSE !(!(mode6 == 0)) [L330] COND FALSE !(!(alive6 == 0)) [L1346] COND FALSE !(((int)send6) != ((int)id6)) [L341] mode6 = 1 [L342] p1_old = p1_new [L343] p1_new = nomsg [L344] p2_old = p2_new [L345] p2_new = nomsg [L346] p3_old = p3_new [L347] p3_new = nomsg [L348] p4_old = p4_new [L349] p4_new = nomsg [L350] p5_old = p5_new [L351] p5_new = nomsg [L352] p6_old = p6_new [L353] p6_new = nomsg [L355] int check__tmp; [L356] COND TRUE (((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) <= 1 [L358] COND TRUE ((int)r1) < 6 [L360] check__tmp = 1 [L361] __return_185582 = check__tmp [L362] main__c1 = __return_185582 [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 < 12 [L379] msg_t node1__m1; [L380] node1__m1 = nomsg [L381] COND TRUE !(mode1 == 0) [L383] r1 = (char)(((int)r1) + 1) [L384] node1__m1 = p6_old [L385] p6_old = nomsg [L386] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L395] mode1 = 0 [L397] msg_t node2__m2; [L398] node2__m2 = nomsg [L399] COND TRUE !(mode2 == 0) [L401] node2__m2 = p1_old [L402] p1_old = nomsg [L403] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L412] mode2 = 0 [L414] msg_t node3__m3; [L415] node3__m3 = nomsg [L416] COND TRUE !(mode3 == 0) [L418] node3__m3 = p2_old [L419] p2_old = nomsg [L420] COND TRUE ((int)node3__m3) != ((int)nomsg) [L422] COND TRUE !(alive3 == 0) [L424] COND FALSE !(((int)node3__m3) > ((int)id3)) [L1226] COND TRUE ((int)node3__m3) == ((int)id3) [L1228] st3 = 1 [L429] mode3 = 0 [L431] msg_t node4__m4; [L432] node4__m4 = nomsg [L433] COND TRUE !(mode4 == 0) [L435] node4__m4 = p3_old [L436] p3_old = nomsg [L437] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L446] mode4 = 0 [L448] msg_t node5__m5; [L449] node5__m5 = nomsg [L450] COND TRUE !(mode5 == 0) [L452] node5__m5 = p4_old [L453] p4_old = nomsg [L454] COND FALSE !(((int)node5__m5) != ((int)nomsg)) [L463] mode5 = 0 [L464] __tmp_185771_0 = main____CPAchecker_TMP_0 [L466] main____CPAchecker_TMP_0 = __tmp_185771_0 [L468] msg_t node6__m6; [L469] node6__m6 = nomsg [L470] COND TRUE !(mode6 == 0) [L472] node6__m6 = p5_old [L473] p5_old = nomsg [L474] COND FALSE !(((int)node6__m6) != ((int)nomsg)) [L483] mode6 = 0 [L485] p1_old = p1_new [L486] p1_new = nomsg [L487] p2_old = p2_new [L488] p2_new = nomsg [L489] p3_old = p3_new [L490] p3_new = nomsg [L491] p4_old = p4_new [L492] p4_new = nomsg [L493] p5_old = p5_new [L494] p5_new = nomsg [L495] p6_old = p6_new [L496] p6_new = nomsg [L498] int check__tmp; [L499] COND FALSE !((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) <= 1) [L1073] check__tmp = 0 [L506] __return_185805 = check__tmp [L507] main__c1 = __return_185805 [L509] _Bool __tmp_2; [L510] __tmp_2 = main__c1 [L511] _Bool assert__arg; [L512] assert__arg = __tmp_2 [L513] COND TRUE assert__arg == 0 [L515] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...