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.7.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:20:41,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:20:41,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:20:41,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:20:41,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:20:41,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:20:41,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:20:41,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:20:41,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:20:41,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:20:41,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:20:41,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:20:41,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:20:41,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:20:41,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:20:41,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:20:41,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:20:41,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:20:41,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:20:41,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:20:41,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:20:41,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:20:41,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:20:41,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:20:41,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:20:41,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:20:41,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:20:41,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:20:41,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:20:41,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:20:41,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:20:41,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:20:41,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:20:41,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:20:41,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:20:41,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:20:41,352 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 17:20:41,366 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:20:41,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:20:41,367 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:20:41,367 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:20:41,368 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:20:41,368 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:20:41,368 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:20:41,368 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:20:41,369 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:20:41,369 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:20:41,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:20:41,370 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:20:41,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:20:41,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:20:41,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:20:41,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:20:41,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:20:41,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:20:41,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:20:41,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:20:41,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:20:41,372 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:20:41,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:20:41,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:20:41,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:20:41,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:20:41,373 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:20:41,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:20:41,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:20:41,373 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:20:41,405 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:20:41,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:20:41,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:20:41,422 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:20:41,424 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:20:41,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:20:41,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8365600/0230d5aa289d44c7a7c43fdc3ea28f59/FLAG3556069f4 [2019-09-11 17:20:42,054 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:20:42,055 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:20:42,066 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8365600/0230d5aa289d44c7a7c43fdc3ea28f59/FLAG3556069f4 [2019-09-11 17:20:42,325 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8365600/0230d5aa289d44c7a7c43fdc3ea28f59 [2019-09-11 17:20:42,339 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:20:42,341 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:20:42,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:42,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:20:42,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:20:42,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:42" (1/1) ... [2019-09-11 17:20:42,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@349f85a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:42, skipping insertion in model container [2019-09-11 17:20:42,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:42" (1/1) ... [2019-09-11 17:20:42,360 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:20:42,423 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:20:42,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:42,851 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:20:42,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:42,989 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:20:42,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:42 WrapperNode [2019-09-11 17:20:42,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:42,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:20:42,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:20:42,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:20:43,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:42" (1/1) ... [2019-09-11 17:20:43,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:42" (1/1) ... [2019-09-11 17:20:43,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:42" (1/1) ... [2019-09-11 17:20:43,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:42" (1/1) ... [2019-09-11 17:20:43,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:42" (1/1) ... [2019-09-11 17:20:43,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:42" (1/1) ... [2019-09-11 17:20:43,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:42" (1/1) ... [2019-09-11 17:20:43,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:20:43,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:20:43,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:20:43,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:20:43,077 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:42" (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 17:20:43,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:20:43,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:20:43,131 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:20:43,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:20:43,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:20:43,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:20:43,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:20:43,132 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:20:43,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:20:43,132 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:20:43,132 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:20:43,132 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:20:43,133 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:20:43,133 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:20:43,133 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:20:43,133 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:20:43,133 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-11 17:20:43,134 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-09-11 17:20:43,134 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:20:43,134 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:20:43,134 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:20:43,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:20:43,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:20:43,923 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:20:43,923 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:20:43,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:20:43 BoogieIcfgContainer [2019-09-11 17:20:43,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:20:43,926 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:20:43,926 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:20:43,926 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:20:43,927 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:20:43" (1/1) ... [2019-09-11 17:20:43,959 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:20:44,124 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:20:48,419 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:20:48,482 INFO L272 AbstractInterpreter]: Visited 236 different actions 4936 times. Merged at 108 different actions 2865 times. Widened at 52 different actions 688 times. Performed 14636 root evaluator evaluations with a maximum evaluation depth of 9. Performed 14636 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1231 fixpoints after 110 different actions. Largest state had 176 variables. [2019-09-11 17:20:48,482 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:20:48,485 INFO L168 Benchmark]: Toolchain (without parser) took 6143.39 ms. Allocated memory was 142.6 MB in the beginning and 372.2 MB in the end (delta: 229.6 MB). Free memory was 90.3 MB in the beginning and 329.0 MB in the end (delta: -238.7 MB). Peak memory consumption was 243.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:48,486 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-11 17:20:48,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.71 ms. Allocated memory was 142.6 MB in the beginning and 203.4 MB in the end (delta: 60.8 MB). Free memory was 90.1 MB in the beginning and 175.4 MB in the end (delta: -85.3 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:48,488 INFO L168 Benchmark]: Boogie Preprocessor took 85.63 ms. Allocated memory is still 203.4 MB. Free memory was 175.4 MB in the beginning and 172.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:48,489 INFO L168 Benchmark]: RCFGBuilder took 849.03 ms. Allocated memory is still 203.4 MB. Free memory was 172.7 MB in the beginning and 115.6 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:48,490 INFO L168 Benchmark]: Abstract Interpretation took 4556.68 ms. Allocated memory was 203.4 MB in the beginning and 372.2 MB in the end (delta: 168.8 MB). Free memory was 115.6 MB in the beginning and 329.0 MB in the end (delta: -213.3 MB). Peak memory consumption was 207.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:48,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 645.71 ms. Allocated memory was 142.6 MB in the beginning and 203.4 MB in the end (delta: 60.8 MB). Free memory was 90.1 MB in the beginning and 175.4 MB in the end (delta: -85.3 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.63 ms. Allocated memory is still 203.4 MB. Free memory was 175.4 MB in the beginning and 172.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 849.03 ms. Allocated memory is still 203.4 MB. Free memory was 172.7 MB in the beginning and 115.6 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 4556.68 ms. Allocated memory was 203.4 MB in the beginning and 372.2 MB in the end (delta: 168.8 MB). Free memory was 115.6 MB in the beginning and 329.0 MB in the end (delta: -213.3 MB). Peak memory consumption was 207.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 379]: 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; [L70] void (*nodes[7])() = { &node1, &node2, &node3, &node4, &node5, &node6, &node7 }; [L74] int __return_28296; [L75] int __return_28448; [L78] int main__c1; [L79] int main__i2; [L80] main__c1 = 0 [L81] r1 = __VERIFIER_nondet_uchar() [L82] id1 = __VERIFIER_nondet_char() [L83] st1 = __VERIFIER_nondet_char() [L84] send1 = __VERIFIER_nondet_char() [L85] mode1 = __VERIFIER_nondet_bool() [L86] id2 = __VERIFIER_nondet_char() [L87] st2 = __VERIFIER_nondet_char() [L88] send2 = __VERIFIER_nondet_char() [L89] mode2 = __VERIFIER_nondet_bool() [L90] id3 = __VERIFIER_nondet_char() [L91] st3 = __VERIFIER_nondet_char() [L92] send3 = __VERIFIER_nondet_char() [L93] mode3 = __VERIFIER_nondet_bool() [L94] id4 = __VERIFIER_nondet_char() [L95] st4 = __VERIFIER_nondet_char() [L96] send4 = __VERIFIER_nondet_char() [L97] mode4 = __VERIFIER_nondet_bool() [L98] id5 = __VERIFIER_nondet_char() [L99] st5 = __VERIFIER_nondet_char() [L100] send5 = __VERIFIER_nondet_char() [L101] mode5 = __VERIFIER_nondet_bool() [L102] id6 = __VERIFIER_nondet_char() [L103] st6 = __VERIFIER_nondet_char() [L104] send6 = __VERIFIER_nondet_char() [L105] mode6 = __VERIFIER_nondet_bool() [L106] id7 = __VERIFIER_nondet_char() [L107] st7 = __VERIFIER_nondet_char() [L108] send7 = __VERIFIER_nondet_char() [L109] mode7 = __VERIFIER_nondet_bool() [L111] int init__tmp; [L112] COND TRUE ((int)r1) == 0 [L114] COND TRUE ((int)id1) >= 0 [L116] COND TRUE ((int)st1) == 0 [L118] COND TRUE ((int)send1) == ((int)id1) [L120] COND TRUE ((int)mode1) == 0 [L122] COND TRUE ((int)id2) >= 0 [L124] COND TRUE ((int)st2) == 0 [L126] COND TRUE ((int)send2) == ((int)id2) [L128] COND TRUE ((int)mode2) == 0 [L130] COND TRUE ((int)id3) >= 0 [L132] COND TRUE ((int)st3) == 0 [L134] COND TRUE ((int)send3) == ((int)id3) [L136] COND TRUE ((int)mode3) == 0 [L138] COND TRUE ((int)id4) >= 0 [L140] COND TRUE ((int)st4) == 0 [L142] COND TRUE ((int)send4) == ((int)id4) [L144] COND TRUE ((int)mode4) == 0 [L146] COND TRUE ((int)id5) >= 0 [L148] COND TRUE ((int)st5) == 0 [L150] COND TRUE ((int)send5) == ((int)id5) [L152] COND TRUE ((int)mode5) == 0 [L154] COND TRUE ((int)id6) >= 0 [L156] COND TRUE ((int)st6) == 0 [L158] COND TRUE ((int)send6) == ((int)id6) [L160] COND TRUE ((int)mode6) == 0 [L162] COND TRUE ((int)id7) >= 0 [L164] COND TRUE ((int)st7) == 0 [L166] COND TRUE ((int)send7) == ((int)id7) [L168] COND TRUE ((int)mode7) == 0 [L170] COND TRUE ((int)id1) != ((int)id2) [L172] COND TRUE ((int)id1) != ((int)id3) [L174] COND TRUE ((int)id1) != ((int)id4) [L176] COND TRUE ((int)id1) != ((int)id5) [L178] COND TRUE ((int)id1) != ((int)id6) [L180] COND TRUE ((int)id1) != ((int)id7) [L182] COND TRUE ((int)id2) != ((int)id3) [L184] COND TRUE ((int)id2) != ((int)id4) [L186] COND TRUE ((int)id2) != ((int)id5) [L188] COND TRUE ((int)id2) != ((int)id6) [L190] COND TRUE ((int)id2) != ((int)id7) [L192] COND TRUE ((int)id3) != ((int)id4) [L194] COND TRUE ((int)id3) != ((int)id5) [L196] COND TRUE ((int)id3) != ((int)id6) [L198] COND TRUE ((int)id3) != ((int)id7) [L200] COND TRUE ((int)id4) != ((int)id5) [L202] COND TRUE ((int)id4) != ((int)id6) [L204] COND TRUE ((int)id4) != ((int)id7) [L206] COND TRUE ((int)id5) != ((int)id6) [L208] COND TRUE ((int)id5) != ((int)id7) [L210] COND TRUE ((int)id6) != ((int)id7) [L212] init__tmp = 1 [L213] __return_28296 = init__tmp [L214] main__i2 = __return_28296 [L215] COND TRUE main__i2 != 0 [L217] p1_old = nomsg [L218] p1_new = nomsg [L219] p2_old = nomsg [L220] p2_new = nomsg [L221] p3_old = nomsg [L222] p3_new = nomsg [L223] p4_old = nomsg [L224] p4_new = nomsg [L225] p5_old = nomsg [L226] p5_new = nomsg [L227] p6_old = nomsg [L228] p6_new = nomsg [L229] p7_old = nomsg [L230] p7_new = nomsg [L231] main__i2 = 0 [L234] msg_t node1__m1; [L235] node1__m1 = nomsg [L236] COND FALSE !(!(mode1 == 0)) [L717] int node1____CPAchecker_TMP_0; [L718] COND TRUE send1 != nomsg [L720] COND TRUE p1_new == nomsg [L722] node1____CPAchecker_TMP_0 = send1 [L724] p1_new = node1____CPAchecker_TMP_0 [L725] mode1 = 1 [L254] msg_t node2__m2; [L255] node2__m2 = nomsg [L256] COND TRUE !(mode2 == 0) [L258] node2__m2 = p1_old [L259] p1_old = nomsg [L260] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L266] mode2 = 0 [L269] msg_t node3__m3; [L270] node3__m3 = nomsg [L271] COND TRUE !(mode3 == 0) [L273] node3__m3 = p2_old [L274] p2_old = nomsg [L275] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L281] mode3 = 0 [L284] msg_t node4__m4; [L285] node4__m4 = nomsg [L286] COND TRUE !(mode4 == 0) [L288] node4__m4 = p3_old [L289] p3_old = nomsg [L290] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L296] mode4 = 0 [L299] msg_t node5__m5; [L300] node5__m5 = nomsg [L301] COND TRUE !(mode5 == 0) [L303] node5__m5 = p4_old [L304] p4_old = nomsg [L305] COND FALSE !(((int)node5__m5) != ((int)nomsg)) [L311] mode5 = 0 [L314] msg_t node6__m6; [L315] node6__m6 = nomsg [L316] COND TRUE !(mode6 == 0) [L318] node6__m6 = p5_old [L319] p5_old = nomsg [L320] COND FALSE !(((int)node6__m6) != ((int)nomsg)) [L326] mode6 = 0 [L329] msg_t node7__m7; [L330] node7__m7 = nomsg [L331] COND TRUE !(mode7 == 0) [L333] node7__m7 = p6_old [L334] p6_old = nomsg [L335] COND FALSE !(((int)node7__m7) != ((int)nomsg)) [L341] mode7 = 0 [L343] p1_old = p1_new [L344] p1_new = nomsg [L345] p2_old = p2_new [L346] p2_new = nomsg [L347] p3_old = p3_new [L348] p3_new = nomsg [L349] p4_old = p4_new [L350] p4_new = nomsg [L351] p5_old = p5_new [L352] p5_new = nomsg [L353] p6_old = p6_new [L354] p6_new = nomsg [L355] p7_old = p7_new [L356] p7_new = nomsg [L358] int check__tmp; [L359] COND TRUE ((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) <= 1 [L361] COND TRUE ((int)r1) >= 7 [L364] COND FALSE !(((int)r1) < 7) [L390] COND FALSE !(((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) == 1) [L397] check__tmp = 0 [L370] __return_28448 = check__tmp [L371] main__c1 = __return_28448 [L373] _Bool __tmp_1; [L374] __tmp_1 = main__c1 [L375] _Bool assert__arg; [L376] assert__arg = __tmp_1 [L377] COND TRUE assert__arg == 0 [L379] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...