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.BOUNDED-16.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:20:53,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:20:53,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:20:53,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:20:53,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:20:53,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:20:53,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:20:53,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:20:53,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:20:53,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:20:53,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:20:53,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:20:53,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:20:53,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:20:53,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:20:53,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:20:53,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:20:53,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:20:53,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:20:53,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:20:53,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:20:53,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:20:53,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:20:53,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:20:53,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:20:53,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:20:53,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:20:53,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:20:53,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:20:53,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:20:53,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:20:53,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:20:53,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:20:53,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:20:53,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:20:53,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:20:53,346 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 17:20:53,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:20:53,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:20:53,362 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:20:53,362 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:20:53,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:20:53,363 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:20:53,363 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:20:53,363 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:20:53,363 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:20:53,364 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:20:53,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:20:53,365 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:20:53,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:20:53,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:20:53,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:20:53,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:20:53,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:20:53,366 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:20:53,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:20:53,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:20:53,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:20:53,367 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:20:53,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:20:53,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:20:53,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:20:53,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:20:53,368 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:20:53,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:20:53,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:20:53,368 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:20:53,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:20:53,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:20:53,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:20:53,437 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:20:53,437 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:20:53,438 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c [2019-09-11 17:20:53,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b42cb3302/2389ad8d57e14a6794d446bc56fd7341/FLAGe9068dfd4 [2019-09-11 17:20:54,067 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:20:54,068 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c [2019-09-11 17:20:54,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b42cb3302/2389ad8d57e14a6794d446bc56fd7341/FLAGe9068dfd4 [2019-09-11 17:20:54,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b42cb3302/2389ad8d57e14a6794d446bc56fd7341 [2019-09-11 17:20:54,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:20:54,348 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:20:54,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:54,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:20:54,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:20:54,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:54" (1/1) ... [2019-09-11 17:20:54,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45625c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:54, skipping insertion in model container [2019-09-11 17:20:54,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:54" (1/1) ... [2019-09-11 17:20:54,364 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:20:54,431 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:20:54,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:54,945 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:20:55,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:55,113 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:20:55,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:55 WrapperNode [2019-09-11 17:20:55,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:55,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:20:55,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:20:55,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:20:55,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:55" (1/1) ... [2019-09-11 17:20:55,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:55" (1/1) ... [2019-09-11 17:20:55,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:55" (1/1) ... [2019-09-11 17:20:55,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:55" (1/1) ... [2019-09-11 17:20:55,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:55" (1/1) ... [2019-09-11 17:20:55,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:55" (1/1) ... [2019-09-11 17:20:55,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:55" (1/1) ... [2019-09-11 17:20:55,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:20:55,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:20:55,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:20:55,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:20:55,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:55" (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 17:20:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:20:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:20:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:20:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:20:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:20:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:20:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:20:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:20:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:20:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:20:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:20:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:20:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:20:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:20:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:20:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-11 17:20:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-09-11 17:20:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure node8 [2019-09-11 17:20:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:20:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:20:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:20:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:20:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:20:56,761 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:20:56,762 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:20:56,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:20:56 BoogieIcfgContainer [2019-09-11 17:20:56,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:20:56,764 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:20:56,764 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:20:56,765 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:20:56,765 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:20:56" (1/1) ... [2019-09-11 17:20:56,821 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:20:57,164 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:21:04,112 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:21:04,176 INFO L272 AbstractInterpreter]: Visited 409 different actions 7420 times. Merged at 191 different actions 4435 times. Widened at 74 different actions 810 times. Performed 22128 root evaluator evaluations with a maximum evaluation depth of 10. Performed 22128 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1750 fixpoints after 166 different actions. Largest state had 232 variables. [2019-09-11 17:21:04,177 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:21:04,179 INFO L168 Benchmark]: Toolchain (without parser) took 9829.63 ms. Allocated memory was 139.5 MB in the beginning and 543.2 MB in the end (delta: 403.7 MB). Free memory was 88.2 MB in the beginning and 425.5 MB in the end (delta: -337.3 MB). Peak memory consumption was 66.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:04,180 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:21:04,181 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.42 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 88.0 MB in the beginning and 166.7 MB in the end (delta: -78.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:04,182 INFO L168 Benchmark]: Boogie Preprocessor took 83.45 ms. Allocated memory is still 202.4 MB. Free memory was 166.7 MB in the beginning and 163.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:04,185 INFO L168 Benchmark]: RCFGBuilder took 1564.64 ms. Allocated memory was 202.4 MB in the beginning and 232.3 MB in the end (delta: 29.9 MB). Free memory was 163.1 MB in the beginning and 183.8 MB in the end (delta: -20.8 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:04,186 INFO L168 Benchmark]: Abstract Interpretation took 7412.44 ms. Allocated memory was 232.3 MB in the beginning and 543.2 MB in the end (delta: 310.9 MB). Free memory was 183.8 MB in the beginning and 425.5 MB in the end (delta: -241.6 MB). Peak memory consumption was 69.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:21:04,196 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 139.5 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 765.42 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 88.0 MB in the beginning and 166.7 MB in the end (delta: -78.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.45 ms. Allocated memory is still 202.4 MB. Free memory was 166.7 MB in the beginning and 163.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1564.64 ms. Allocated memory was 202.4 MB in the beginning and 232.3 MB in the end (delta: 29.9 MB). Free memory was 163.1 MB in the beginning and 183.8 MB in the end (delta: -20.8 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 7412.44 ms. Allocated memory was 232.3 MB in the beginning and 543.2 MB in the end (delta: 310.9 MB). Free memory was 183.8 MB in the beginning and 425.5 MB in the end (delta: -241.6 MB). Peak memory consumption was 69.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 619]: 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] port_t p2 = 0; [L21] char p2_old = '\x0'; [L22] char p2_new = '\x0'; [L23] char id2 = '\x0'; [L24] char st2 = '\x0'; [L25] msg_t send2 = '\x0'; [L26] _Bool mode2 = 0; [L27] port_t p3 = 0; [L28] char p3_old = '\x0'; [L29] char p3_new = '\x0'; [L30] char id3 = '\x0'; [L31] char st3 = '\x0'; [L32] msg_t send3 = '\x0'; [L33] _Bool mode3 = 0; [L34] port_t p4 = 0; [L35] char p4_old = '\x0'; [L36] char p4_new = '\x0'; [L37] char id4 = '\x0'; [L38] char st4 = '\x0'; [L39] msg_t send4 = '\x0'; [L40] _Bool mode4 = 0; [L41] port_t p5 = 0; [L42] char p5_old = '\x0'; [L43] char p5_new = '\x0'; [L44] char id5 = '\x0'; [L45] char st5 = '\x0'; [L46] msg_t send5 = '\x0'; [L47] _Bool mode5 = 0; [L48] port_t p6 = 0; [L49] char p6_old = '\x0'; [L50] char p6_new = '\x0'; [L51] char id6 = '\x0'; [L52] char st6 = '\x0'; [L53] msg_t send6 = '\x0'; [L54] _Bool mode6 = 0; [L55] port_t p7 = 0; [L56] char p7_old = '\x0'; [L57] char p7_new = '\x0'; [L58] char id7 = '\x0'; [L59] char st7 = '\x0'; [L60] msg_t send7 = '\x0'; [L61] _Bool mode7 = 0; [L62] port_t p8 = 0; [L63] char p8_old = '\x0'; [L64] char p8_new = '\x0'; [L65] char id8 = '\x0'; [L66] char st8 = '\x0'; [L67] msg_t send8 = '\x0'; [L68] _Bool mode8 = 0; [L77] void (*nodes[8])() = { &node1, &node2, &node3, &node4, &node5, &node6, &node7, &node8 }; [L81] int __return_61349; [L82] int __return_61512; [L83] int __tmp_61761_0; [L84] int __return_61799; [L85] int __return_61662; [L88] int main__c1; [L89] int main__i2; [L90] main__c1 = 0 [L91] r1 = __VERIFIER_nondet_char() [L92] id1 = __VERIFIER_nondet_char() [L93] st1 = __VERIFIER_nondet_char() [L94] send1 = __VERIFIER_nondet_char() [L95] mode1 = __VERIFIER_nondet_bool() [L96] id2 = __VERIFIER_nondet_char() [L97] st2 = __VERIFIER_nondet_char() [L98] send2 = __VERIFIER_nondet_char() [L99] mode2 = __VERIFIER_nondet_bool() [L100] id3 = __VERIFIER_nondet_char() [L101] st3 = __VERIFIER_nondet_char() [L102] send3 = __VERIFIER_nondet_char() [L103] mode3 = __VERIFIER_nondet_bool() [L104] id4 = __VERIFIER_nondet_char() [L105] st4 = __VERIFIER_nondet_char() [L106] send4 = __VERIFIER_nondet_char() [L107] mode4 = __VERIFIER_nondet_bool() [L108] id5 = __VERIFIER_nondet_char() [L109] st5 = __VERIFIER_nondet_char() [L110] send5 = __VERIFIER_nondet_char() [L111] mode5 = __VERIFIER_nondet_bool() [L112] id6 = __VERIFIER_nondet_char() [L113] st6 = __VERIFIER_nondet_char() [L114] send6 = __VERIFIER_nondet_char() [L115] mode6 = __VERIFIER_nondet_bool() [L116] id7 = __VERIFIER_nondet_char() [L117] st7 = __VERIFIER_nondet_char() [L118] send7 = __VERIFIER_nondet_char() [L119] mode7 = __VERIFIER_nondet_bool() [L120] id8 = __VERIFIER_nondet_char() [L121] st8 = __VERIFIER_nondet_char() [L122] send8 = __VERIFIER_nondet_char() [L123] mode8 = __VERIFIER_nondet_bool() [L125] int init__tmp; [L126] COND TRUE ((int)r1) == 0 [L128] COND TRUE ((int)id1) >= 0 [L130] COND TRUE ((int)st1) == 0 [L132] COND TRUE ((int)send1) == ((int)id1) [L134] COND TRUE ((int)mode1) == 0 [L136] COND TRUE ((int)id2) >= 0 [L138] COND TRUE ((int)st2) == 0 [L140] COND TRUE ((int)send2) == ((int)id2) [L142] COND TRUE ((int)mode2) == 0 [L144] COND TRUE ((int)id3) >= 0 [L146] COND TRUE ((int)st3) == 0 [L148] COND TRUE ((int)send3) == ((int)id3) [L150] COND TRUE ((int)mode3) == 0 [L152] COND TRUE ((int)id4) >= 0 [L154] COND TRUE ((int)st4) == 0 [L156] COND TRUE ((int)send4) == ((int)id4) [L158] COND TRUE ((int)mode4) == 0 [L160] COND TRUE ((int)id5) >= 0 [L162] COND TRUE ((int)st5) == 0 [L164] COND TRUE ((int)send5) == ((int)id5) [L166] COND TRUE ((int)mode5) == 0 [L168] COND TRUE ((int)id6) >= 0 [L170] COND TRUE ((int)st6) == 0 [L172] COND TRUE ((int)send6) == ((int)id6) [L174] COND TRUE ((int)mode6) == 0 [L176] COND TRUE ((int)id7) >= 0 [L178] COND TRUE ((int)st7) == 0 [L180] COND TRUE ((int)send7) == ((int)id7) [L182] COND TRUE ((int)mode7) == 0 [L184] COND TRUE ((int)id8) >= 0 [L186] COND TRUE ((int)st8) == 0 [L188] COND TRUE ((int)send8) == ((int)id8) [L190] COND TRUE ((int)mode8) == 0 [L192] COND TRUE ((int)id1) != ((int)id2) [L194] COND TRUE ((int)id1) != ((int)id3) [L196] COND TRUE ((int)id1) != ((int)id4) [L198] COND TRUE ((int)id1) != ((int)id5) [L200] COND TRUE ((int)id1) != ((int)id6) [L202] COND TRUE ((int)id1) != ((int)id7) [L204] COND TRUE ((int)id1) != ((int)id8) [L206] COND TRUE ((int)id2) != ((int)id3) [L208] COND TRUE ((int)id2) != ((int)id4) [L210] COND TRUE ((int)id2) != ((int)id5) [L212] COND TRUE ((int)id2) != ((int)id6) [L214] COND TRUE ((int)id2) != ((int)id7) [L216] COND TRUE ((int)id2) != ((int)id8) [L218] COND TRUE ((int)id3) != ((int)id4) [L220] COND TRUE ((int)id3) != ((int)id5) [L222] COND TRUE ((int)id3) != ((int)id6) [L224] COND TRUE ((int)id3) != ((int)id7) [L226] COND TRUE ((int)id3) != ((int)id8) [L228] COND TRUE ((int)id4) != ((int)id5) [L230] COND TRUE ((int)id4) != ((int)id6) [L232] COND TRUE ((int)id4) != ((int)id7) [L234] COND TRUE ((int)id4) != ((int)id8) [L236] COND TRUE ((int)id5) != ((int)id6) [L238] COND TRUE ((int)id5) != ((int)id7) [L240] COND TRUE ((int)id5) != ((int)id8) [L242] COND TRUE ((int)id6) != ((int)id7) [L244] COND TRUE ((int)id6) != ((int)id8) [L246] COND TRUE ((int)id7) != ((int)id8) [L248] init__tmp = 1 [L249] __return_61349 = init__tmp [L250] main__i2 = __return_61349 [L251] COND TRUE main__i2 != 0 [L253] p1_old = nomsg [L254] p1_new = nomsg [L255] p2_old = nomsg [L256] p2_new = nomsg [L257] p3_old = nomsg [L258] p3_new = nomsg [L259] p4_old = nomsg [L260] p4_new = nomsg [L261] p5_old = nomsg [L262] p5_new = nomsg [L263] p6_old = nomsg [L264] p6_new = nomsg [L265] p7_old = nomsg [L266] p7_new = nomsg [L267] p8_old = nomsg [L268] p8_new = nomsg [L269] main__i2 = 0 [L270] COND TRUE main__i2 < 16 [L273] msg_t node1__m1; [L274] node1__m1 = nomsg [L275] COND FALSE !(!(mode1 == 0)) [L281] int node1____CPAchecker_TMP_0; [L282] COND TRUE send1 != nomsg [L284] COND TRUE p1_new == nomsg [L286] node1____CPAchecker_TMP_0 = send1 [L288] p1_new = node1____CPAchecker_TMP_0 [L289] mode1 = 1 [L291] msg_t node2__m2; [L292] node2__m2 = nomsg [L293] COND FALSE !(!(mode2 == 0)) [L299] int node2____CPAchecker_TMP_0; [L300] COND TRUE send2 != nomsg [L302] COND TRUE p2_new == nomsg [L304] node2____CPAchecker_TMP_0 = send2 [L306] p2_new = node2____CPAchecker_TMP_0 [L307] mode2 = 1 [L309] msg_t node3__m3; [L310] node3__m3 = nomsg [L311] COND FALSE !(!(mode3 == 0)) [L317] int node3____CPAchecker_TMP_0; [L318] COND TRUE send3 != nomsg [L320] COND TRUE p3_new == nomsg [L322] node3____CPAchecker_TMP_0 = send3 [L324] p3_new = node3____CPAchecker_TMP_0 [L325] mode3 = 1 [L327] msg_t node4__m4; [L328] node4__m4 = nomsg [L329] COND FALSE !(!(mode4 == 0)) [L335] int node4____CPAchecker_TMP_0; [L336] COND TRUE send4 != nomsg [L338] COND TRUE p4_new == nomsg [L340] node4____CPAchecker_TMP_0 = send4 [L342] p4_new = node4____CPAchecker_TMP_0 [L343] mode4 = 1 [L345] msg_t node5__m5; [L346] node5__m5 = nomsg [L347] COND FALSE !(!(mode5 == 0)) [L353] int node5____CPAchecker_TMP_0; [L354] COND TRUE send5 != nomsg [L356] COND TRUE p5_new == nomsg [L358] node5____CPAchecker_TMP_0 = send5 [L360] p5_new = node5____CPAchecker_TMP_0 [L361] mode5 = 1 [L363] msg_t node6__m6; [L364] node6__m6 = nomsg [L365] COND FALSE !(!(mode6 == 0)) [L371] int node6____CPAchecker_TMP_0; [L372] COND TRUE send6 != nomsg [L374] COND TRUE p6_new == nomsg [L376] node6____CPAchecker_TMP_0 = send6 [L378] p6_new = node6____CPAchecker_TMP_0 [L379] mode6 = 1 [L381] msg_t node7__m7; [L382] node7__m7 = nomsg [L383] COND FALSE !(!(mode7 == 0)) [L389] int node7____CPAchecker_TMP_0; [L390] COND TRUE send7 != nomsg [L392] COND TRUE p7_new == nomsg [L394] node7____CPAchecker_TMP_0 = send7 [L396] p7_new = node7____CPAchecker_TMP_0 [L397] mode7 = 1 [L399] msg_t node8__m8; [L400] node8__m8 = nomsg [L401] COND FALSE !(!(mode8 == 0)) [L407] int node8____CPAchecker_TMP_0; [L408] COND TRUE send8 != nomsg [L410] COND TRUE p8_new == nomsg [L412] node8____CPAchecker_TMP_0 = send8 [L414] p8_new = node8____CPAchecker_TMP_0 [L415] mode8 = 1 [L416] p1_old = p1_new [L417] p1_new = nomsg [L418] p2_old = p2_new [L419] p2_new = nomsg [L420] p3_old = p3_new [L421] p3_new = nomsg [L422] p4_old = p4_new [L423] p4_new = nomsg [L424] p5_old = p5_new [L425] p5_new = nomsg [L426] p6_old = p6_new [L427] p6_new = nomsg [L428] p7_old = p7_new [L429] p7_new = nomsg [L430] p8_old = p8_new [L431] p8_new = nomsg [L433] int check__tmp; [L434] COND TRUE (((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) + ((int)st8)) <= 1 [L436] COND FALSE !(((int)r1) >= 8) [L442] COND TRUE (((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) + ((int)st8)) == 0 [L444] COND TRUE ((int)r1) < 8 [L446] check__tmp = 1 [L447] __return_61512 = check__tmp [L448] main__c1 = __return_61512 [L450] _Bool __tmp_1; [L451] __tmp_1 = main__c1 [L452] _Bool assert__arg; [L453] assert__arg = __tmp_1 [L454] COND FALSE !(assert__arg == 0) [L460] int main____CPAchecker_TMP_0 = main__i2; [L461] main__i2 = main__i2 + 1 [L462] COND TRUE main__i2 < 16 [L465] msg_t node1__m1; [L466] node1__m1 = nomsg [L467] COND TRUE !(mode1 == 0) [L469] r1 = (char)(((int)r1) + 1) [L470] node1__m1 = p8_old [L471] p8_old = nomsg [L472] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L478] mode1 = 0 [L480] msg_t node2__m2; [L481] node2__m2 = nomsg [L482] COND TRUE !(mode2 == 0) [L484] node2__m2 = p1_old [L485] p1_old = nomsg [L486] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L492] mode2 = 0 [L494] msg_t node3__m3; [L495] node3__m3 = nomsg [L496] COND TRUE !(mode3 == 0) [L498] node3__m3 = p2_old [L499] p2_old = nomsg [L500] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L506] mode3 = 0 [L508] msg_t node4__m4; [L509] node4__m4 = nomsg [L510] COND TRUE !(mode4 == 0) [L512] node4__m4 = p3_old [L513] p3_old = nomsg [L514] COND TRUE ((int)node4__m4) != ((int)nomsg) [L516] COND FALSE !(((int)node4__m4) > ((int)id4)) [L1214] COND TRUE ((int)node4__m4) == ((int)id4) [L1216] st4 = 1 [L520] mode4 = 0 [L522] msg_t node5__m5; [L523] node5__m5 = nomsg [L524] COND TRUE !(mode5 == 0) [L526] node5__m5 = p4_old [L527] p4_old = nomsg [L528] COND FALSE !(((int)node5__m5) != ((int)nomsg)) [L534] mode5 = 0 [L536] msg_t node6__m6; [L537] node6__m6 = nomsg [L538] COND TRUE !(mode6 == 0) [L540] node6__m6 = p5_old [L541] p5_old = nomsg [L542] COND FALSE !(((int)node6__m6) != ((int)nomsg)) [L548] mode6 = 0 [L550] msg_t node7__m7; [L551] node7__m7 = nomsg [L552] COND TRUE !(mode7 == 0) [L554] node7__m7 = p6_old [L555] p6_old = nomsg [L556] COND FALSE !(((int)node7__m7) != ((int)nomsg)) [L562] mode7 = 0 [L563] __tmp_61761_0 = main____CPAchecker_TMP_0 [L565] main____CPAchecker_TMP_0 = __tmp_61761_0 [L567] msg_t node8__m8; [L568] node8__m8 = nomsg [L569] COND TRUE !(mode8 == 0) [L571] node8__m8 = p7_old [L572] p7_old = nomsg [L573] COND FALSE !(((int)node8__m8) != ((int)nomsg)) [L579] mode8 = 0 [L581] p1_old = p1_new [L582] p1_new = nomsg [L583] p2_old = p2_new [L584] p2_new = nomsg [L585] p3_old = p3_new [L586] p3_new = nomsg [L587] p4_old = p4_new [L588] p4_new = nomsg [L589] p5_old = p5_new [L590] p5_new = nomsg [L591] p6_old = p6_new [L592] p6_new = nomsg [L593] p7_old = p7_new [L594] p7_new = nomsg [L595] p8_old = p8_new [L596] p8_new = nomsg [L598] int check__tmp; [L599] COND FALSE !((((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) + ((int)st8)) <= 1) [L1090] check__tmp = 0 [L610] __return_61799 = check__tmp [L611] main__c1 = __return_61799 [L613] _Bool __tmp_2; [L614] __tmp_2 = main__c1 [L615] _Bool assert__arg; [L616] assert__arg = __tmp_2 [L617] COND TRUE assert__arg == 0 [L619] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...