java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:16:36,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:16:36,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:16:36,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:16:36,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:16:36,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:16:36,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:16:36,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:16:36,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:16:36,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:16:36,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:16:36,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:16:36,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:16:36,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:16:36,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:16:36,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:16:36,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:16:36,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:16:36,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:16:36,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:16:36,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:16:36,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:16:36,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:16:36,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:16:36,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:16:36,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:16:36,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:16:36,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:16:36,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:16:36,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:16:36,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:16:36,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:16:36,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:16:36,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:16:36,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:16:36,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:16:36,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:16:36,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:16:36,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:16:36,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:16:36,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:16:36,241 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 17:16:36,263 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:16:36,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:16:36,267 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:16:36,267 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:16:36,268 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:16:36,268 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:16:36,268 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:16:36,268 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:16:36,268 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:16:36,269 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:16:36,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:16:36,271 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:16:36,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:16:36,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:16:36,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:16:36,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:16:36,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:16:36,273 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:16:36,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:16:36,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:16:36,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:16:36,274 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:16:36,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:16:36,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:16:36,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:16:36,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:16:36,275 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:16:36,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:16:36,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:16:36,275 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:16:36,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:16:36,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:16:36,337 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:16:36,342 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:16:36,342 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:16:36,343 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:16:36,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2fb0dc79/35542c421f3c4257b00ebf09b2884587/FLAG6c5ea30ec [2019-09-11 17:16:36,933 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:16:36,934 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:16:36,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2fb0dc79/35542c421f3c4257b00ebf09b2884587/FLAG6c5ea30ec [2019-09-11 17:16:37,276 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2fb0dc79/35542c421f3c4257b00ebf09b2884587 [2019-09-11 17:16:37,287 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:16:37,289 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:16:37,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:16:37,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:16:37,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:16:37,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:16:37" (1/1) ... [2019-09-11 17:16:37,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1978737b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:37, skipping insertion in model container [2019-09-11 17:16:37,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:16:37" (1/1) ... [2019-09-11 17:16:37,308 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:16:37,378 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:16:37,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:16:37,891 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:16:37,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:16:38,007 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:16:38,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:38 WrapperNode [2019-09-11 17:16:38,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:16:38,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:16:38,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:16:38,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:16:38,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:38" (1/1) ... [2019-09-11 17:16:38,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:38" (1/1) ... [2019-09-11 17:16:38,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:38" (1/1) ... [2019-09-11 17:16:38,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:38" (1/1) ... [2019-09-11 17:16:38,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:38" (1/1) ... [2019-09-11 17:16:38,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:38" (1/1) ... [2019-09-11 17:16:38,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:38" (1/1) ... [2019-09-11 17:16:38,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:16:38,067 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:16:38,067 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:16:38,068 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:16:38,069 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:16:38" (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 17:16:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:16:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:16:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:16:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:16:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:16:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:16:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:16:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:16:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:16:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:16:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:16:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:16:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:16:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:16:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:16:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:16:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:16:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:16:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:16:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:16:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:16:38,947 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:16:38,948 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:16:38,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:16:38 BoogieIcfgContainer [2019-09-11 17:16:38,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:16:38,950 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:16:38,950 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:16:38,951 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:16:38,951 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:16:38" (1/1) ... [2019-09-11 17:16:38,983 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:16:39,125 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:16:42,091 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:16:42,135 INFO L272 AbstractInterpreter]: Visited 235 different actions 4144 times. Merged at 133 different actions 2427 times. Widened at 52 different actions 389 times. Performed 10274 root evaluator evaluations with a maximum evaluation depth of 7. Performed 10274 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 967 fixpoints after 104 different actions. Largest state had 152 variables. [2019-09-11 17:16:42,135 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:16:42,137 INFO L168 Benchmark]: Toolchain (without parser) took 4848.17 ms. Allocated memory was 133.7 MB in the beginning and 326.6 MB in the end (delta: 192.9 MB). Free memory was 88.7 MB in the beginning and 253.2 MB in the end (delta: -164.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:42,138 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 133.7 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:16:42,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.76 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.5 MB in the beginning and 172.3 MB in the end (delta: -83.9 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:42,140 INFO L168 Benchmark]: Boogie Preprocessor took 58.70 ms. Allocated memory is still 200.8 MB. Free memory was 172.3 MB in the beginning and 169.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:42,141 INFO L168 Benchmark]: RCFGBuilder took 882.33 ms. Allocated memory is still 200.8 MB. Free memory was 169.2 MB in the beginning and 117.0 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:16:42,144 INFO L168 Benchmark]: Abstract Interpretation took 3184.99 ms. Allocated memory was 200.8 MB in the beginning and 326.6 MB in the end (delta: 125.8 MB). Free memory was 117.0 MB in the beginning and 253.2 MB in the end (delta: -136.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:16:42,148 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 133.7 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 717.76 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.5 MB in the beginning and 172.3 MB in the end (delta: -83.9 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.70 ms. Allocated memory is still 200.8 MB. Free memory was 172.3 MB in the beginning and 169.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 882.33 ms. Allocated memory is still 200.8 MB. Free memory was 169.2 MB in the beginning and 117.0 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 3184.99 ms. Allocated memory was 200.8 MB in the beginning and 326.6 MB in the end (delta: 125.8 MB). Free memory was 117.0 MB in the beginning and 253.2 MB in the end (delta: -136.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 302]: 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] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L38] port_t p4 = 0; [L39] char p4_old = '\x0'; [L40] char p4_new = '\x0'; [L41] char id4 = '\x0'; [L42] char st4 = '\x0'; [L43] msg_t send4 = '\x0'; [L44] _Bool mode4 = 0; [L45] _Bool alive4 = 0; [L46] port_t p5 = 0; [L47] char p5_old = '\x0'; [L48] char p5_new = '\x0'; [L49] char id5 = '\x0'; [L50] char st5 = '\x0'; [L51] msg_t send5 = '\x0'; [L52] _Bool mode5 = 0; [L53] _Bool alive5 = 0; [L59] void (*nodes[5])() = { &node1, &node2, &node3, &node4, &node5 }; [L63] int __return_58584; [L64] int __return_58749; [L67] int main__c1; [L68] int main__i2; [L69] main__c1 = 0 [L70] r1 = __VERIFIER_nondet_uchar() [L71] id1 = __VERIFIER_nondet_char() [L72] st1 = __VERIFIER_nondet_char() [L73] send1 = __VERIFIER_nondet_char() [L74] mode1 = __VERIFIER_nondet_bool() [L75] alive1 = __VERIFIER_nondet_bool() [L76] id2 = __VERIFIER_nondet_char() [L77] st2 = __VERIFIER_nondet_char() [L78] send2 = __VERIFIER_nondet_char() [L79] mode2 = __VERIFIER_nondet_bool() [L80] alive2 = __VERIFIER_nondet_bool() [L81] id3 = __VERIFIER_nondet_char() [L82] st3 = __VERIFIER_nondet_char() [L83] send3 = __VERIFIER_nondet_char() [L84] mode3 = __VERIFIER_nondet_bool() [L85] alive3 = __VERIFIER_nondet_bool() [L86] id4 = __VERIFIER_nondet_char() [L87] st4 = __VERIFIER_nondet_char() [L88] send4 = __VERIFIER_nondet_char() [L89] mode4 = __VERIFIER_nondet_bool() [L90] alive4 = __VERIFIER_nondet_bool() [L91] id5 = __VERIFIER_nondet_char() [L92] st5 = __VERIFIER_nondet_char() [L93] send5 = __VERIFIER_nondet_char() [L94] mode5 = __VERIFIER_nondet_bool() [L95] alive5 = __VERIFIER_nondet_bool() [L97] int init__tmp; [L98] COND TRUE ((int)r1) == 0 [L100] COND TRUE ((((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) + ((int)alive5)) >= 1 [L102] COND TRUE ((int)id1) >= 0 [L104] COND TRUE ((int)st1) == 0 [L106] COND TRUE ((int)send1) == ((int)id1) [L108] COND TRUE ((int)mode1) == 0 [L110] COND TRUE ((int)id2) >= 0 [L112] COND TRUE ((int)st2) == 0 [L114] COND TRUE ((int)send2) == ((int)id2) [L116] COND TRUE ((int)mode2) == 0 [L118] COND TRUE ((int)id3) >= 0 [L120] COND TRUE ((int)st3) == 0 [L122] COND TRUE ((int)send3) == ((int)id3) [L124] COND TRUE ((int)mode3) == 0 [L126] COND TRUE ((int)id4) >= 0 [L128] COND TRUE ((int)st4) == 0 [L130] COND TRUE ((int)send4) == ((int)id4) [L132] COND TRUE ((int)mode4) == 0 [L134] COND TRUE ((int)id5) >= 0 [L136] COND TRUE ((int)st5) == 0 [L138] COND TRUE ((int)send5) == ((int)id5) [L140] COND TRUE ((int)mode5) == 0 [L142] COND TRUE ((int)id1) != ((int)id2) [L144] COND TRUE ((int)id1) != ((int)id3) [L146] COND TRUE ((int)id1) != ((int)id4) [L148] COND TRUE ((int)id1) != ((int)id5) [L150] COND TRUE ((int)id2) != ((int)id3) [L152] COND TRUE ((int)id2) != ((int)id4) [L154] COND TRUE ((int)id2) != ((int)id5) [L156] COND TRUE ((int)id3) != ((int)id4) [L158] COND TRUE ((int)id3) != ((int)id5) [L160] COND TRUE ((int)id4) != ((int)id5) [L162] init__tmp = 1 [L163] __return_58584 = init__tmp [L164] main__i2 = __return_58584 [L165] COND TRUE main__i2 != 0 [L167] p1_old = nomsg [L168] p1_new = nomsg [L169] p2_old = nomsg [L170] p2_new = nomsg [L171] p3_old = nomsg [L172] p3_new = nomsg [L173] p4_old = nomsg [L174] p4_new = nomsg [L175] p5_old = nomsg [L176] p5_new = nomsg [L177] main__i2 = 0 [L180] msg_t node1__m1; [L181] node1__m1 = nomsg [L182] COND FALSE !(!(mode1 == 0)) [L708] COND FALSE !(!(alive1 == 0)) [L736] COND FALSE !(((int)send1) != ((int)id1)) [L719] mode1 = 1 [L203] msg_t node2__m2; [L204] node2__m2 = nomsg [L205] COND TRUE !(mode2 == 0) [L207] node2__m2 = p1_old [L208] p1_old = nomsg [L209] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L218] mode2 = 0 [L221] msg_t node3__m3; [L222] node3__m3 = nomsg [L223] COND TRUE !(mode3 == 0) [L225] node3__m3 = p2_old [L226] p2_old = nomsg [L227] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L236] mode3 = 0 [L239] msg_t node4__m4; [L240] node4__m4 = nomsg [L241] COND TRUE !(mode4 == 0) [L243] node4__m4 = p3_old [L244] p3_old = nomsg [L245] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L254] mode4 = 0 [L257] msg_t node5__m5; [L258] node5__m5 = nomsg [L259] COND TRUE !(mode5 == 0) [L261] node5__m5 = p4_old [L262] p4_old = nomsg [L263] COND FALSE !(((int)node5__m5) != ((int)nomsg)) [L272] mode5 = 0 [L274] p1_old = p1_new [L275] p1_new = nomsg [L276] p2_old = p2_new [L277] p2_new = nomsg [L278] p3_old = p3_new [L279] p3_new = nomsg [L280] p4_old = p4_new [L281] p4_new = nomsg [L282] p5_old = p5_new [L283] p5_new = nomsg [L285] int check__tmp; [L286] COND TRUE ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) <= 1 [L288] COND FALSE !(((int)r1) < 5) [L313] COND FALSE !(((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) == 1) [L320] check__tmp = 0 [L293] __return_58749 = check__tmp [L294] main__c1 = __return_58749 [L296] _Bool __tmp_1; [L297] __tmp_1 = main__c1 [L298] _Bool assert__arg; [L299] assert__arg = __tmp_1 [L300] COND TRUE assert__arg == 0 [L302] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...