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.BOUNDED-14.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:20:35,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:20:35,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:20:35,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:20:35,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:20:35,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:20:35,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:20:35,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:20:35,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:20:35,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:20:35,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:20:35,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:20:35,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:20:35,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:20:35,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:20:35,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:20:35,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:20:35,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:20:35,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:20:35,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:20:35,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:20:35,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:20:35,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:20:35,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:20:35,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:20:35,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:20:35,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:20:35,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:20:35,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:20:35,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:20:35,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:20:35,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:20:35,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:20:35,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:20:35,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:20:35,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:20:35,394 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 17:20:35,417 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:20:35,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:20:35,418 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:20:35,418 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:20:35,421 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:20:35,422 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:20:35,422 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:20:35,422 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:20:35,422 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:20:35,422 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:20:35,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:20:35,423 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:20:35,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:20:35,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:20:35,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:20:35,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:20:35,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:20:35,425 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:20:35,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:20:35,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:20:35,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:20:35,426 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:20:35,427 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:20:35,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:20:35,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:20:35,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:20:35,428 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:20:35,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:20:35,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:20:35,429 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:20:35,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:20:35,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:20:35,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:20:35,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:20:35,495 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:20:35,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+cfa-reducer.c [2019-09-11 17:20:35,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5033327e7/f58e89f9f0534802a275a0f69c630a16/FLAGe3a151d37 [2019-09-11 17:20:36,115 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:20:36,115 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+cfa-reducer.c [2019-09-11 17:20:36,133 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5033327e7/f58e89f9f0534802a275a0f69c630a16/FLAGe3a151d37 [2019-09-11 17:20:36,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5033327e7/f58e89f9f0534802a275a0f69c630a16 [2019-09-11 17:20:36,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:20:36,427 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:20:36,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:36,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:20:36,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:20:36,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:36" (1/1) ... [2019-09-11 17:20:36,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5756954e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:36, skipping insertion in model container [2019-09-11 17:20:36,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:36" (1/1) ... [2019-09-11 17:20:36,447 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:20:36,507 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:20:36,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:36,928 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:20:37,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:37,052 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:20:37,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:37 WrapperNode [2019-09-11 17:20:37,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:37,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:20:37,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:20:37,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:20:37,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:37" (1/1) ... [2019-09-11 17:20:37,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:37" (1/1) ... [2019-09-11 17:20:37,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:37" (1/1) ... [2019-09-11 17:20:37,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:37" (1/1) ... [2019-09-11 17:20:37,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:37" (1/1) ... [2019-09-11 17:20:37,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:37" (1/1) ... [2019-09-11 17:20:37,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:37" (1/1) ... [2019-09-11 17:20:37,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:20:37,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:20:37,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:20:37,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:20:37,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:37" (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 17:20:37,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:20:37,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:20:37,188 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:20:37,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:20:37,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:20:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:20:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:20:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:20:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:20:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:20:37,190 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:20:37,190 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:20:37,190 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:20:37,190 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:20:37,190 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:20:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-11 17:20:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-09-11 17:20:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:20:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:20:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:20:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:20:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:20:37,955 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:20:37,956 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:20:37,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:20:37 BoogieIcfgContainer [2019-09-11 17:20:37,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:20:37,958 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:20:37,958 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:20:37,959 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:20:37,959 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:20:37" (1/1) ... [2019-09-11 17:20:37,994 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:20:38,210 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:20:43,047 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:20:43,106 INFO L272 AbstractInterpreter]: Visited 234 different actions 5128 times. Merged at 110 different actions 2982 times. Widened at 54 different actions 712 times. Performed 15259 root evaluator evaluations with a maximum evaluation depth of 9. Performed 15259 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1241 fixpoints after 110 different actions. Largest state had 179 variables. [2019-09-11 17:20:43,106 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:20:43,109 INFO L168 Benchmark]: Toolchain (without parser) took 6680.69 ms. Allocated memory was 143.1 MB in the beginning and 372.2 MB in the end (delta: 229.1 MB). Free memory was 88.8 MB in the beginning and 289.0 MB in the end (delta: -200.1 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:43,110 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 143.1 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:20:43,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.54 ms. Allocated memory was 143.1 MB in the beginning and 202.4 MB in the end (delta: 59.2 MB). Free memory was 88.6 MB in the beginning and 174.4 MB in the end (delta: -85.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:43,112 INFO L168 Benchmark]: Boogie Preprocessor took 79.43 ms. Allocated memory is still 202.4 MB. Free memory was 174.4 MB in the beginning and 171.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:43,113 INFO L168 Benchmark]: RCFGBuilder took 824.17 ms. Allocated memory is still 202.4 MB. Free memory was 171.2 MB in the beginning and 114.4 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:43,114 INFO L168 Benchmark]: Abstract Interpretation took 5148.11 ms. Allocated memory was 202.4 MB in the beginning and 372.2 MB in the end (delta: 169.9 MB). Free memory was 114.4 MB in the beginning and 289.0 MB in the end (delta: -174.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:20:43,118 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 143.1 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 624.54 ms. Allocated memory was 143.1 MB in the beginning and 202.4 MB in the end (delta: 59.2 MB). Free memory was 88.6 MB in the beginning and 174.4 MB in the end (delta: -85.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.43 ms. Allocated memory is still 202.4 MB. Free memory was 174.4 MB in the beginning and 171.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 824.17 ms. Allocated memory is still 202.4 MB. Free memory was 171.2 MB in the beginning and 114.4 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 5148.11 ms. Allocated memory was 202.4 MB in the beginning and 372.2 MB in the end (delta: 169.9 MB). Free memory was 114.4 MB in the beginning and 289.0 MB in the end (delta: -174.5 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 377]: 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; [L69] void (*nodes[7])() = { &node1, &node2, &node3, &node4, &node5, &node6, &node7 }; [L73] int __return_28553; [L74] int __return_28705; [L75] int __return_28809; [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] 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_28553 = init__tmp [L214] main__i2 = __return_28553 [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 [L233] COND TRUE main__i2 < 14 [L236] msg_t node1__m1; [L237] node1__m1 = nomsg [L238] COND TRUE !(mode1 == 0) [L240] r1 = (char)(((int)r1) + 1) [L241] node1__m1 = p7_old [L242] p7_old = nomsg [L243] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L249] mode1 = 0 [L252] msg_t node2__m2; [L253] node2__m2 = nomsg [L254] COND FALSE !(!(mode2 == 0)) [L667] int node2____CPAchecker_TMP_0; [L668] COND TRUE send2 != nomsg [L670] COND TRUE p2_new == nomsg [L672] node2____CPAchecker_TMP_0 = send2 [L674] p2_new = node2____CPAchecker_TMP_0 [L675] mode2 = 1 [L267] msg_t node3__m3; [L268] node3__m3 = nomsg [L269] COND TRUE !(mode3 == 0) [L271] node3__m3 = p2_old [L272] p2_old = nomsg [L273] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L279] mode3 = 0 [L282] msg_t node4__m4; [L283] node4__m4 = nomsg [L284] COND TRUE !(mode4 == 0) [L286] node4__m4 = p3_old [L287] p3_old = nomsg [L288] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L294] mode4 = 0 [L297] msg_t node5__m5; [L298] node5__m5 = nomsg [L299] COND TRUE !(mode5 == 0) [L301] node5__m5 = p4_old [L302] p4_old = nomsg [L303] COND FALSE !(((int)node5__m5) != ((int)nomsg)) [L309] mode5 = 0 [L312] msg_t node6__m6; [L313] node6__m6 = nomsg [L314] COND TRUE !(mode6 == 0) [L316] node6__m6 = p5_old [L317] p5_old = nomsg [L318] COND FALSE !(((int)node6__m6) != ((int)nomsg)) [L324] mode6 = 0 [L327] msg_t node7__m7; [L328] node7__m7 = nomsg [L329] COND TRUE !(mode7 == 0) [L331] node7__m7 = p6_old [L332] p6_old = nomsg [L333] COND FALSE !(((int)node7__m7) != ((int)nomsg)) [L339] mode7 = 0 [L341] p1_old = p1_new [L342] p1_new = nomsg [L343] p2_old = p2_new [L344] p2_new = nomsg [L345] p3_old = p3_new [L346] p3_new = nomsg [L347] p4_old = p4_new [L348] p4_new = nomsg [L349] p5_old = p5_new [L350] p5_new = nomsg [L351] p6_old = p6_new [L352] p6_new = nomsg [L353] p7_old = p7_new [L354] p7_new = nomsg [L356] int check__tmp; [L357] COND TRUE ((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) <= 1 [L359] COND FALSE !(((int)r1) >= 7) [L404] COND TRUE ((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) == 0 [L362] COND TRUE ((int)r1) < 7 [L364] check__tmp = 1 [L368] __return_28705 = check__tmp [L369] main__c1 = __return_28705 [L371] _Bool __tmp_1; [L372] __tmp_1 = main__c1 [L373] _Bool assert__arg; [L374] assert__arg = __tmp_1 [L375] COND FALSE !(assert__arg == 0) [L382] int main____CPAchecker_TMP_0 = main__i2; [L383] main__i2 = main__i2 + 1 [L233] COND TRUE main__i2 < 14 [L236] msg_t node1__m1; [L237] node1__m1 = nomsg [L238] COND TRUE !(mode1 == 0) [L240] r1 = (char)(((int)r1) + 1) [L241] node1__m1 = p7_old [L242] p7_old = nomsg [L243] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L249] mode1 = 0 [L252] msg_t node2__m2; [L253] node2__m2 = nomsg [L254] COND TRUE !(mode2 == 0) [L256] node2__m2 = p1_old [L257] p1_old = nomsg [L258] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L264] mode2 = 0 [L267] msg_t node3__m3; [L268] node3__m3 = nomsg [L269] COND TRUE !(mode3 == 0) [L271] node3__m3 = p2_old [L272] p2_old = nomsg [L273] COND TRUE ((int)node3__m3) != ((int)nomsg) [L275] COND FALSE !(((int)node3__m3) > ((int)id3)) [L604] COND TRUE ((int)node3__m3) == ((int)id3) [L606] st3 = 1 [L279] mode3 = 0 [L282] msg_t node4__m4; [L283] node4__m4 = nomsg [L284] COND TRUE !(mode4 == 0) [L286] node4__m4 = p3_old [L287] p3_old = nomsg [L288] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L294] mode4 = 0 [L297] msg_t node5__m5; [L298] node5__m5 = nomsg [L299] COND TRUE !(mode5 == 0) [L301] node5__m5 = p4_old [L302] p4_old = nomsg [L303] COND FALSE !(((int)node5__m5) != ((int)nomsg)) [L309] mode5 = 0 [L312] msg_t node6__m6; [L313] node6__m6 = nomsg [L314] COND TRUE !(mode6 == 0) [L316] node6__m6 = p5_old [L317] p5_old = nomsg [L318] COND FALSE !(((int)node6__m6) != ((int)nomsg)) [L324] mode6 = 0 [L327] msg_t node7__m7; [L328] node7__m7 = nomsg [L329] COND TRUE !(mode7 == 0) [L331] node7__m7 = p6_old [L332] p6_old = nomsg [L333] COND FALSE !(((int)node7__m7) != ((int)nomsg)) [L339] mode7 = 0 [L341] p1_old = p1_new [L342] p1_new = nomsg [L343] p2_old = p2_new [L344] p2_new = nomsg [L345] p3_old = p3_new [L346] p3_new = nomsg [L347] p4_old = p4_new [L348] p4_new = nomsg [L349] p5_old = p5_new [L350] p5_new = nomsg [L351] p6_old = p6_new [L352] p6_new = nomsg [L353] p7_old = p7_new [L354] p7_new = nomsg [L356] int check__tmp; [L357] COND FALSE !(((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) <= 1) [L417] check__tmp = 0 [L368] __return_28705 = check__tmp [L369] main__c1 = __return_28705 [L371] _Bool __tmp_1; [L372] __tmp_1 = main__c1 [L373] _Bool assert__arg; [L374] assert__arg = __tmp_1 [L375] COND TRUE assert__arg == 0 [L377] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...