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+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:20:40,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:20:40,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:20:40,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:20:40,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:20:40,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:20:40,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:20:40,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:20:40,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:20:40,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:20:40,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:20:40,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:20:40,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:20:40,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:20:40,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:20:40,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:20:40,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:20:40,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:20:40,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:20:40,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:20:40,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:20:40,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:20:40,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:20:40,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:20:40,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:20:40,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:20:40,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:20:40,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:20:40,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:20:40,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:20:40,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:20:40,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:20:40,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:20:40,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:20:40,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:20:40,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:20:40,175 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 17:20:40,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:20:40,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:20:40,191 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:20:40,191 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:20:40,192 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:20:40,192 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:20:40,192 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:20:40,192 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:20:40,192 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:20:40,193 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:20:40,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:20:40,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:20:40,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:20:40,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:20:40,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:20:40,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:20:40,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:20:40,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:20:40,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:20:40,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:20:40,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:20:40,195 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:20:40,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:20:40,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:20:40,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:20:40,196 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:20:40,196 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:20:40,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:20:40,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:20:40,197 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:20:40,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:20:40,238 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:20:40,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:20:40,243 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:20:40,243 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:20:40,244 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c [2019-09-11 17:20:40,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce8736260/1c5a7b5af7484529a42fb2d406f548b6/FLAGe2337832b [2019-09-11 17:20:40,805 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:20:40,806 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c [2019-09-11 17:20:40,820 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce8736260/1c5a7b5af7484529a42fb2d406f548b6/FLAGe2337832b [2019-09-11 17:20:41,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce8736260/1c5a7b5af7484529a42fb2d406f548b6 [2019-09-11 17:20:41,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:20:41,156 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:20:41,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:41,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:20:41,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:20:41,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:41" (1/1) ... [2019-09-11 17:20:41,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4741b8f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:41, skipping insertion in model container [2019-09-11 17:20:41,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:41" (1/1) ... [2019-09-11 17:20:41,173 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:20:41,252 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:20:41,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:41,734 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:20:41,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:41,894 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:20:41,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:41 WrapperNode [2019-09-11 17:20:41,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:41,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:20:41,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:20:41,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:20:41,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:41" (1/1) ... [2019-09-11 17:20:41,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:41" (1/1) ... [2019-09-11 17:20:41,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:41" (1/1) ... [2019-09-11 17:20:41,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:41" (1/1) ... [2019-09-11 17:20:41,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:41" (1/1) ... [2019-09-11 17:20:41,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:41" (1/1) ... [2019-09-11 17:20:41,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:41" (1/1) ... [2019-09-11 17:20:41,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:20:41,963 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:20:41,963 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:20:41,963 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:20:41,964 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:41" (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 17:20:42,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:20:42,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:20:42,059 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:20:42,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:20:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:20:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:20:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:20:42,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:20:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:20:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:20:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:20:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:20:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:20:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:20:42,063 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:20:42,064 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-11 17:20:42,064 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-09-11 17:20:42,064 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:20:42,064 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:20:42,064 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:20:42,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:20:42,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:20:43,287 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:20:43,288 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:20:43,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:20:43 BoogieIcfgContainer [2019-09-11 17:20:43,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:20:43,291 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:20:43,291 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:20:43,291 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:20:43,292 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 17:20:43,351 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:20:43,696 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:20:49,682 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:20:49,725 INFO L272 AbstractInterpreter]: Visited 355 different actions 6181 times. Merged at 162 different actions 3630 times. Widened at 60 different actions 717 times. Performed 18574 root evaluator evaluations with a maximum evaluation depth of 9. Performed 18574 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1442 fixpoints after 137 different actions. Largest state had 207 variables. [2019-09-11 17:20:49,726 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:20:49,728 INFO L168 Benchmark]: Toolchain (without parser) took 8571.48 ms. Allocated memory was 142.1 MB in the beginning and 472.9 MB in the end (delta: 330.8 MB). Free memory was 87.3 MB in the beginning and 262.1 MB in the end (delta: -174.8 MB). Peak memory consumption was 156.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:49,729 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 142.1 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:20:49,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.89 ms. Allocated memory was 142.1 MB in the beginning and 203.4 MB in the end (delta: 61.3 MB). Free memory was 87.1 MB in the beginning and 170.0 MB in the end (delta: -82.9 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:49,731 INFO L168 Benchmark]: Boogie Preprocessor took 67.03 ms. Allocated memory is still 203.4 MB. Free memory was 170.0 MB in the beginning and 167.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:49,732 INFO L168 Benchmark]: RCFGBuilder took 1327.92 ms. Allocated memory was 203.4 MB in the beginning and 232.3 MB in the end (delta: 28.8 MB). Free memory was 167.0 MB in the beginning and 200.5 MB in the end (delta: -33.6 MB). Peak memory consumption was 87.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:49,733 INFO L168 Benchmark]: Abstract Interpretation took 6434.82 ms. Allocated memory was 232.3 MB in the beginning and 472.9 MB in the end (delta: 240.6 MB). Free memory was 200.5 MB in the beginning and 262.1 MB in the end (delta: -61.5 MB). Peak memory consumption was 179.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:49,737 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 142.1 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 737.89 ms. Allocated memory was 142.1 MB in the beginning and 203.4 MB in the end (delta: 61.3 MB). Free memory was 87.1 MB in the beginning and 170.0 MB in the end (delta: -82.9 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.03 ms. Allocated memory is still 203.4 MB. Free memory was 170.0 MB in the beginning and 167.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1327.92 ms. Allocated memory was 203.4 MB in the beginning and 232.3 MB in the end (delta: 28.8 MB). Free memory was 167.0 MB in the beginning and 200.5 MB in the end (delta: -33.6 MB). Peak memory consumption was 87.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 6434.82 ms. Allocated memory was 232.3 MB in the beginning and 472.9 MB in the end (delta: 240.6 MB). Free memory was 200.5 MB in the beginning and 262.1 MB in the end (delta: -61.5 MB). Peak memory consumption was 179.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 547]: 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_28698; [L75] int __tmp_28919_0; [L76] int __return_28955; [L77] int __return_28834; [L80] int main__c1; [L81] int main__i2; [L82] main__c1 = 0 [L83] r1 = __VERIFIER_nondet_char() [L84] id1 = __VERIFIER_nondet_char() [L85] st1 = __VERIFIER_nondet_char() [L86] send1 = __VERIFIER_nondet_char() [L87] mode1 = __VERIFIER_nondet_bool() [L88] id2 = __VERIFIER_nondet_char() [L89] st2 = __VERIFIER_nondet_char() [L90] send2 = __VERIFIER_nondet_char() [L91] mode2 = __VERIFIER_nondet_bool() [L92] id3 = __VERIFIER_nondet_char() [L93] st3 = __VERIFIER_nondet_char() [L94] send3 = __VERIFIER_nondet_char() [L95] mode3 = __VERIFIER_nondet_bool() [L96] id4 = __VERIFIER_nondet_char() [L97] st4 = __VERIFIER_nondet_char() [L98] send4 = __VERIFIER_nondet_char() [L99] mode4 = __VERIFIER_nondet_bool() [L100] id5 = __VERIFIER_nondet_char() [L101] st5 = __VERIFIER_nondet_char() [L102] send5 = __VERIFIER_nondet_char() [L103] mode5 = __VERIFIER_nondet_bool() [L104] id6 = __VERIFIER_nondet_char() [L105] st6 = __VERIFIER_nondet_char() [L106] send6 = __VERIFIER_nondet_char() [L107] mode6 = __VERIFIER_nondet_bool() [L108] id7 = __VERIFIER_nondet_char() [L109] st7 = __VERIFIER_nondet_char() [L110] send7 = __VERIFIER_nondet_char() [L111] mode7 = __VERIFIER_nondet_bool() [L113] int init__tmp; [L114] COND TRUE ((int)r1) == 0 [L116] COND TRUE ((int)id1) >= 0 [L118] COND TRUE ((int)st1) == 0 [L120] COND TRUE ((int)send1) == ((int)id1) [L122] COND TRUE ((int)mode1) == 0 [L124] COND TRUE ((int)id2) >= 0 [L126] COND TRUE ((int)st2) == 0 [L128] COND TRUE ((int)send2) == ((int)id2) [L130] COND TRUE ((int)mode2) == 0 [L132] COND TRUE ((int)id3) >= 0 [L134] COND TRUE ((int)st3) == 0 [L136] COND TRUE ((int)send3) == ((int)id3) [L138] COND TRUE ((int)mode3) == 0 [L140] COND TRUE ((int)id4) >= 0 [L142] COND TRUE ((int)st4) == 0 [L144] COND TRUE ((int)send4) == ((int)id4) [L146] COND TRUE ((int)mode4) == 0 [L148] COND TRUE ((int)id5) >= 0 [L150] COND TRUE ((int)st5) == 0 [L152] COND TRUE ((int)send5) == ((int)id5) [L154] COND TRUE ((int)mode5) == 0 [L156] COND TRUE ((int)id6) >= 0 [L158] COND TRUE ((int)st6) == 0 [L160] COND TRUE ((int)send6) == ((int)id6) [L162] COND TRUE ((int)mode6) == 0 [L164] COND TRUE ((int)id7) >= 0 [L166] COND TRUE ((int)st7) == 0 [L168] COND TRUE ((int)send7) == ((int)id7) [L170] COND TRUE ((int)mode7) == 0 [L172] COND TRUE ((int)id1) != ((int)id2) [L174] COND TRUE ((int)id1) != ((int)id3) [L176] COND TRUE ((int)id1) != ((int)id4) [L178] COND TRUE ((int)id1) != ((int)id5) [L180] COND TRUE ((int)id1) != ((int)id6) [L182] COND TRUE ((int)id1) != ((int)id7) [L184] COND TRUE ((int)id2) != ((int)id3) [L186] COND TRUE ((int)id2) != ((int)id4) [L188] COND TRUE ((int)id2) != ((int)id5) [L190] COND TRUE ((int)id2) != ((int)id6) [L192] COND TRUE ((int)id2) != ((int)id7) [L194] COND TRUE ((int)id3) != ((int)id4) [L196] COND TRUE ((int)id3) != ((int)id5) [L198] COND TRUE ((int)id3) != ((int)id6) [L200] COND TRUE ((int)id3) != ((int)id7) [L202] COND TRUE ((int)id4) != ((int)id5) [L204] COND TRUE ((int)id4) != ((int)id6) [L206] COND TRUE ((int)id4) != ((int)id7) [L208] COND TRUE ((int)id5) != ((int)id6) [L210] COND TRUE ((int)id5) != ((int)id7) [L212] COND TRUE ((int)id6) != ((int)id7) [L214] init__tmp = 1 [L215] __return_28553 = init__tmp [L216] main__i2 = __return_28553 [L217] COND TRUE main__i2 != 0 [L219] p1_old = nomsg [L220] p1_new = nomsg [L221] p2_old = nomsg [L222] p2_new = nomsg [L223] p3_old = nomsg [L224] p3_new = nomsg [L225] p4_old = nomsg [L226] p4_new = nomsg [L227] p5_old = nomsg [L228] p5_new = nomsg [L229] p6_old = nomsg [L230] p6_new = nomsg [L231] p7_old = nomsg [L232] p7_new = nomsg [L233] main__i2 = 0 [L234] COND TRUE main__i2 < 14 [L237] msg_t node1__m1; [L238] node1__m1 = nomsg [L239] COND FALSE !(!(mode1 == 0)) [L245] int node1____CPAchecker_TMP_0; [L246] COND TRUE send1 != nomsg [L248] COND TRUE p1_new == nomsg [L250] node1____CPAchecker_TMP_0 = send1 [L252] p1_new = node1____CPAchecker_TMP_0 [L253] mode1 = 1 [L255] msg_t node2__m2; [L256] node2__m2 = nomsg [L257] COND FALSE !(!(mode2 == 0)) [L263] int node2____CPAchecker_TMP_0; [L264] COND TRUE send2 != nomsg [L266] COND TRUE p2_new == nomsg [L268] node2____CPAchecker_TMP_0 = send2 [L270] p2_new = node2____CPAchecker_TMP_0 [L271] mode2 = 1 [L273] msg_t node3__m3; [L274] node3__m3 = nomsg [L275] COND FALSE !(!(mode3 == 0)) [L281] int node3____CPAchecker_TMP_0; [L282] COND TRUE send3 != nomsg [L284] COND TRUE p3_new == nomsg [L286] node3____CPAchecker_TMP_0 = send3 [L288] p3_new = node3____CPAchecker_TMP_0 [L289] mode3 = 1 [L291] msg_t node4__m4; [L292] node4__m4 = nomsg [L293] COND FALSE !(!(mode4 == 0)) [L299] int node4____CPAchecker_TMP_0; [L300] COND TRUE send4 != nomsg [L302] COND TRUE p4_new == nomsg [L304] node4____CPAchecker_TMP_0 = send4 [L306] p4_new = node4____CPAchecker_TMP_0 [L307] mode4 = 1 [L309] msg_t node5__m5; [L310] node5__m5 = nomsg [L311] COND FALSE !(!(mode5 == 0)) [L317] int node5____CPAchecker_TMP_0; [L318] COND TRUE send5 != nomsg [L320] COND TRUE p5_new == nomsg [L322] node5____CPAchecker_TMP_0 = send5 [L324] p5_new = node5____CPAchecker_TMP_0 [L325] mode5 = 1 [L327] msg_t node6__m6; [L328] node6__m6 = nomsg [L329] COND FALSE !(!(mode6 == 0)) [L335] int node6____CPAchecker_TMP_0; [L336] COND TRUE send6 != nomsg [L338] COND TRUE p6_new == nomsg [L340] node6____CPAchecker_TMP_0 = send6 [L342] p6_new = node6____CPAchecker_TMP_0 [L343] mode6 = 1 [L345] msg_t node7__m7; [L346] node7__m7 = nomsg [L347] COND FALSE !(!(mode7 == 0)) [L353] int node7____CPAchecker_TMP_0; [L354] COND TRUE send7 != nomsg [L356] COND TRUE p7_new == nomsg [L358] node7____CPAchecker_TMP_0 = send7 [L360] p7_new = node7____CPAchecker_TMP_0 [L361] mode7 = 1 [L362] p1_old = p1_new [L363] p1_new = nomsg [L364] p2_old = p2_new [L365] p2_new = nomsg [L366] p3_old = p3_new [L367] p3_new = nomsg [L368] p4_old = p4_new [L369] p4_new = nomsg [L370] p5_old = p5_new [L371] p5_new = nomsg [L372] p6_old = p6_new [L373] p6_new = nomsg [L374] p7_old = p7_new [L375] p7_new = nomsg [L377] int check__tmp; [L378] COND TRUE ((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) <= 1 [L380] COND FALSE !(((int)r1) >= 7) [L386] COND TRUE ((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) == 0 [L388] COND TRUE ((int)r1) < 7 [L390] check__tmp = 1 [L391] __return_28698 = check__tmp [L392] main__c1 = __return_28698 [L394] _Bool __tmp_1; [L395] __tmp_1 = main__c1 [L396] _Bool assert__arg; [L397] assert__arg = __tmp_1 [L398] COND FALSE !(assert__arg == 0) [L404] int main____CPAchecker_TMP_0 = main__i2; [L405] main__i2 = main__i2 + 1 [L406] COND TRUE main__i2 < 14 [L409] msg_t node1__m1; [L410] node1__m1 = nomsg [L411] COND TRUE !(mode1 == 0) [L413] r1 = (char)(((int)r1) + 1) [L414] node1__m1 = p7_old [L415] p7_old = nomsg [L416] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L422] mode1 = 0 [L424] msg_t node2__m2; [L425] node2__m2 = nomsg [L426] COND TRUE !(mode2 == 0) [L428] node2__m2 = p1_old [L429] p1_old = nomsg [L430] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L436] mode2 = 0 [L438] msg_t node3__m3; [L439] node3__m3 = nomsg [L440] COND TRUE !(mode3 == 0) [L442] node3__m3 = p2_old [L443] p2_old = nomsg [L444] COND TRUE ((int)node3__m3) != ((int)nomsg) [L446] COND FALSE !(((int)node3__m3) > ((int)id3)) [L1081] COND TRUE ((int)node3__m3) == ((int)id3) [L1083] st3 = 1 [L450] mode3 = 0 [L452] msg_t node4__m4; [L453] node4__m4 = nomsg [L454] COND TRUE !(mode4 == 0) [L456] node4__m4 = p3_old [L457] p3_old = nomsg [L458] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L464] mode4 = 0 [L466] msg_t node5__m5; [L467] node5__m5 = nomsg [L468] COND TRUE !(mode5 == 0) [L470] node5__m5 = p4_old [L471] p4_old = nomsg [L472] COND FALSE !(((int)node5__m5) != ((int)nomsg)) [L478] mode5 = 0 [L480] msg_t node6__m6; [L481] node6__m6 = nomsg [L482] COND TRUE !(mode6 == 0) [L484] node6__m6 = p5_old [L485] p5_old = nomsg [L486] COND FALSE !(((int)node6__m6) != ((int)nomsg)) [L492] mode6 = 0 [L493] __tmp_28919_0 = main____CPAchecker_TMP_0 [L495] main____CPAchecker_TMP_0 = __tmp_28919_0 [L497] msg_t node7__m7; [L498] node7__m7 = nomsg [L499] COND TRUE !(mode7 == 0) [L501] node7__m7 = p6_old [L502] p6_old = nomsg [L503] COND FALSE !(((int)node7__m7) != ((int)nomsg)) [L509] mode7 = 0 [L511] p1_old = p1_new [L512] p1_new = nomsg [L513] p2_old = p2_new [L514] p2_new = nomsg [L515] p3_old = p3_new [L516] p3_new = nomsg [L517] p4_old = p4_new [L518] p4_new = nomsg [L519] p5_old = p5_new [L520] p5_new = nomsg [L521] p6_old = p6_new [L522] p6_new = nomsg [L523] p7_old = p7_new [L524] p7_new = nomsg [L526] int check__tmp; [L527] COND FALSE !(((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) + ((int)st7)) <= 1) [L957] check__tmp = 0 [L538] __return_28955 = check__tmp [L539] main__c1 = __return_28955 [L541] _Bool __tmp_2; [L542] __tmp_2 = main__c1 [L543] _Bool assert__arg; [L544] assert__arg = __tmp_2 [L545] COND TRUE assert__arg == 0 [L547] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...