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.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:17:27,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:17:27,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:17:27,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:17:27,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:17:27,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:17:27,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:17:27,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:17:27,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:17:27,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:17:27,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:17:27,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:17:27,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:17:27,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:17:27,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:17:27,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:17:27,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:17:27,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:17:27,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:17:27,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:17:27,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:17:27,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:17:27,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:17:27,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:17:27,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:17:27,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:17:27,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:17:27,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:17:27,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:17:27,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:17:27,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:17:27,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:17:27,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:17:27,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:17:27,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:17:27,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:17:27,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:17:27,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:17:27,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:17:27,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:17:27,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:17:27,294 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 17:17:27,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:17:27,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:17:27,309 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:17:27,310 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:17:27,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:17:27,311 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:17:27,311 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:17:27,311 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:17:27,311 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:17:27,311 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:17:27,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:17:27,312 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:17:27,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:17:27,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:17:27,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:17:27,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:17:27,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:17:27,314 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:17:27,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:17:27,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:17:27,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:17:27,314 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:17:27,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:17:27,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:17:27,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:17:27,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:17:27,315 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:17:27,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:17:27,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:17:27,316 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:17:27,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:17:27,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:17:27,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:17:27,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:17:27,370 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:17:27,371 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-09-11 17:17:27,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea758fa97/95c68850d7124283b18b3c929c6d675e/FLAG7e427534d [2019-09-11 17:17:27,993 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:17:27,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-09-11 17:17:28,014 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea758fa97/95c68850d7124283b18b3c929c6d675e/FLAG7e427534d [2019-09-11 17:17:28,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea758fa97/95c68850d7124283b18b3c929c6d675e [2019-09-11 17:17:28,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:17:28,282 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:17:28,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:17:28,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:17:28,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:17:28,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:17:28" (1/1) ... [2019-09-11 17:17:28,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47b420ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:28, skipping insertion in model container [2019-09-11 17:17:28,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:17:28" (1/1) ... [2019-09-11 17:17:28,299 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:17:28,369 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:17:28,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:17:28,822 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:17:28,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:17:28,955 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:17:28,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:28 WrapperNode [2019-09-11 17:17:28,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:17:28,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:17:28,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:17:28,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:17:28,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:28" (1/1) ... [2019-09-11 17:17:28,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:28" (1/1) ... [2019-09-11 17:17:28,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:28" (1/1) ... [2019-09-11 17:17:28,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:28" (1/1) ... [2019-09-11 17:17:29,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:28" (1/1) ... [2019-09-11 17:17:29,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:28" (1/1) ... [2019-09-11 17:17:29,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:28" (1/1) ... [2019-09-11 17:17:29,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:17:29,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:17:29,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:17:29,041 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:17:29,042 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:17:28" (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 17:17:29,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:17:29,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:17:29,116 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:17:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:17:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:17:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:17:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:17:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:17:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:17:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:17:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:17:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:17:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:17:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:17:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:17:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:17:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:17:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:17:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:17:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:17:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:17:30,302 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:17:30,303 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:17:30,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:17:30 BoogieIcfgContainer [2019-09-11 17:17:30,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:17:30,306 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:17:30,306 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:17:30,306 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:17:30,307 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:17:30" (1/1) ... [2019-09-11 17:17:30,347 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:17:30,547 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:17:36,346 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:17:36,397 INFO L272 AbstractInterpreter]: Visited 371 different actions 6737 times. Merged at 224 different actions 4022 times. Widened at 63 different actions 682 times. Performed 16883 root evaluator evaluations with a maximum evaluation depth of 7. Performed 16883 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1683 fixpoints after 162 different actions. Largest state had 176 variables. [2019-09-11 17:17:36,397 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:17:36,400 INFO L168 Benchmark]: Toolchain (without parser) took 8117.35 ms. Allocated memory was 141.0 MB in the beginning and 380.6 MB in the end (delta: 239.6 MB). Free memory was 87.1 MB in the beginning and 133.0 MB in the end (delta: -45.8 MB). Peak memory consumption was 193.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:36,401 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 106.1 MB in the beginning and 105.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-09-11 17:17:36,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.84 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 86.9 MB in the beginning and 170.6 MB in the end (delta: -83.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:36,403 INFO L168 Benchmark]: Boogie Preprocessor took 83.83 ms. Allocated memory is still 201.3 MB. Free memory was 170.6 MB in the beginning and 167.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:36,404 INFO L168 Benchmark]: RCFGBuilder took 1264.80 ms. Allocated memory is still 201.3 MB. Free memory was 167.5 MB in the beginning and 88.8 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:36,405 INFO L168 Benchmark]: Abstract Interpretation took 6091.77 ms. Allocated memory was 201.3 MB in the beginning and 380.6 MB in the end (delta: 179.3 MB). Free memory was 88.8 MB in the beginning and 133.0 MB in the end (delta: -44.2 MB). Peak memory consumption was 135.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:17:36,409 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 106.1 MB in the beginning and 105.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 672.84 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 86.9 MB in the beginning and 170.6 MB in the end (delta: -83.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.83 ms. Allocated memory is still 201.3 MB. Free memory was 170.6 MB in the beginning and 167.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1264.80 ms. Allocated memory is still 201.3 MB. Free memory was 167.5 MB in the beginning and 88.8 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 6091.77 ms. Allocated memory was 201.3 MB in the beginning and 380.6 MB in the end (delta: 179.3 MB). Free memory was 88.8 MB in the beginning and 133.0 MB in the end (delta: -44.2 MB). Peak memory consumption was 135.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 436]: 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_58418; [L64] int __return_58538; [L65] int __return_58726; [L68] int main__c1; [L69] int main__i2; [L70] main__c1 = 0 [L71] r1 = __VERIFIER_nondet_uchar() [L72] id1 = __VERIFIER_nondet_char() [L73] st1 = __VERIFIER_nondet_char() [L74] send1 = __VERIFIER_nondet_char() [L75] mode1 = __VERIFIER_nondet_bool() [L76] alive1 = __VERIFIER_nondet_bool() [L77] id2 = __VERIFIER_nondet_char() [L78] st2 = __VERIFIER_nondet_char() [L79] send2 = __VERIFIER_nondet_char() [L80] mode2 = __VERIFIER_nondet_bool() [L81] alive2 = __VERIFIER_nondet_bool() [L82] id3 = __VERIFIER_nondet_char() [L83] st3 = __VERIFIER_nondet_char() [L84] send3 = __VERIFIER_nondet_char() [L85] mode3 = __VERIFIER_nondet_bool() [L86] alive3 = __VERIFIER_nondet_bool() [L87] id4 = __VERIFIER_nondet_char() [L88] st4 = __VERIFIER_nondet_char() [L89] send4 = __VERIFIER_nondet_char() [L90] mode4 = __VERIFIER_nondet_bool() [L91] alive4 = __VERIFIER_nondet_bool() [L92] id5 = __VERIFIER_nondet_char() [L93] st5 = __VERIFIER_nondet_char() [L94] send5 = __VERIFIER_nondet_char() [L95] mode5 = __VERIFIER_nondet_bool() [L96] alive5 = __VERIFIER_nondet_bool() [L98] int init__tmp; [L99] COND TRUE ((int)r1) == 0 [L101] COND TRUE ((((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) + ((int)alive5)) >= 1 [L103] COND TRUE ((int)id1) >= 0 [L105] COND TRUE ((int)st1) == 0 [L107] COND TRUE ((int)send1) == ((int)id1) [L109] COND TRUE ((int)mode1) == 0 [L111] COND TRUE ((int)id2) >= 0 [L113] COND TRUE ((int)st2) == 0 [L115] COND TRUE ((int)send2) == ((int)id2) [L117] COND TRUE ((int)mode2) == 0 [L119] COND TRUE ((int)id3) >= 0 [L121] COND TRUE ((int)st3) == 0 [L123] COND TRUE ((int)send3) == ((int)id3) [L125] COND TRUE ((int)mode3) == 0 [L127] COND TRUE ((int)id4) >= 0 [L129] COND TRUE ((int)st4) == 0 [L131] COND TRUE ((int)send4) == ((int)id4) [L133] COND TRUE ((int)mode4) == 0 [L135] COND TRUE ((int)id5) >= 0 [L137] COND TRUE ((int)st5) == 0 [L139] COND TRUE ((int)send5) == ((int)id5) [L141] COND TRUE ((int)mode5) == 0 [L143] COND TRUE ((int)id1) != ((int)id2) [L145] COND TRUE ((int)id1) != ((int)id3) [L147] COND TRUE ((int)id1) != ((int)id4) [L149] COND TRUE ((int)id1) != ((int)id5) [L151] COND TRUE ((int)id2) != ((int)id3) [L153] COND TRUE ((int)id2) != ((int)id4) [L155] COND TRUE ((int)id2) != ((int)id5) [L157] COND TRUE ((int)id3) != ((int)id4) [L159] COND TRUE ((int)id3) != ((int)id5) [L161] COND TRUE ((int)id4) != ((int)id5) [L163] init__tmp = 1 [L164] __return_58418 = init__tmp [L165] main__i2 = __return_58418 [L166] COND TRUE main__i2 != 0 [L168] p1_old = nomsg [L169] p1_new = nomsg [L170] p2_old = nomsg [L171] p2_new = nomsg [L172] p3_old = nomsg [L173] p3_new = nomsg [L174] p4_old = nomsg [L175] p4_new = nomsg [L176] p5_old = nomsg [L177] p5_new = nomsg [L178] main__i2 = 0 [L180] msg_t node1__m1; [L181] node1__m1 = nomsg [L182] COND FALSE !(!(mode1 == 0)) [L188] COND FALSE !(!(alive1 == 0)) [L1301] COND FALSE !(((int)send1) != ((int)id1)) [L199] mode1 = 1 [L201] msg_t node2__m2; [L202] node2__m2 = nomsg [L203] COND FALSE !(!(mode2 == 0)) [L209] COND FALSE !(!(alive2 == 0)) [L1257] COND FALSE !(((int)send2) != ((int)id2)) [L220] mode2 = 1 [L222] msg_t node3__m3; [L223] node3__m3 = nomsg [L224] COND FALSE !(!(mode3 == 0)) [L230] COND FALSE !(!(alive3 == 0)) [L1213] COND FALSE !(((int)send3) != ((int)id3)) [L241] mode3 = 1 [L243] msg_t node4__m4; [L244] node4__m4 = nomsg [L245] COND FALSE !(!(mode4 == 0)) [L251] COND FALSE !(!(alive4 == 0)) [L1169] COND FALSE !(((int)send4) != ((int)id4)) [L262] mode4 = 1 [L264] msg_t node5__m5; [L265] node5__m5 = nomsg [L266] COND FALSE !(!(mode5 == 0)) [L272] COND FALSE !(!(alive5 == 0)) [L1125] COND FALSE !(((int)send5) != ((int)id5)) [L283] mode5 = 1 [L284] p1_old = p1_new [L285] p1_new = nomsg [L286] p2_old = p2_new [L287] p2_new = nomsg [L288] p3_old = p3_new [L289] p3_new = nomsg [L290] p4_old = p4_new [L291] p4_new = nomsg [L292] p5_old = p5_new [L293] p5_new = nomsg [L295] int check__tmp; [L296] COND TRUE ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) <= 1 [L298] COND TRUE ((int)r1) < 5 [L300] check__tmp = 1 [L301] __return_58538 = check__tmp [L302] main__c1 = __return_58538 [L304] _Bool __tmp_1; [L305] __tmp_1 = main__c1 [L306] _Bool assert__arg; [L307] assert__arg = __tmp_1 [L308] COND FALSE !(assert__arg == 0) [L315] msg_t node1__m1; [L316] node1__m1 = nomsg [L317] COND TRUE !(mode1 == 0) [L319] COND FALSE !(r1 == 255) [L325] r1 = r1 + 1 [L326] node1__m1 = p5_old [L327] p5_old = nomsg [L328] COND FALSE !(((int)node1__m1) != ((int)nomsg)) [L337] mode1 = 0 [L339] msg_t node2__m2; [L340] node2__m2 = nomsg [L341] COND TRUE !(mode2 == 0) [L343] node2__m2 = p1_old [L344] p1_old = nomsg [L345] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L354] mode2 = 0 [L356] msg_t node3__m3; [L357] node3__m3 = nomsg [L358] COND TRUE !(mode3 == 0) [L360] node3__m3 = p2_old [L361] p2_old = nomsg [L362] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L371] mode3 = 0 [L373] msg_t node4__m4; [L374] node4__m4 = nomsg [L375] COND TRUE !(mode4 == 0) [L377] node4__m4 = p3_old [L378] p3_old = nomsg [L379] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L388] mode4 = 0 [L391] msg_t node5__m5; [L392] node5__m5 = nomsg [L393] COND TRUE !(mode5 == 0) [L395] node5__m5 = p4_old [L396] p4_old = nomsg [L397] COND FALSE !(((int)node5__m5) != ((int)nomsg)) [L406] mode5 = 0 [L408] p1_old = p1_new [L409] p1_new = nomsg [L410] p2_old = p2_new [L411] p2_new = nomsg [L412] p3_old = p3_new [L413] p3_new = nomsg [L414] p4_old = p4_new [L415] p4_new = nomsg [L416] p5_old = p5_new [L417] p5_new = nomsg [L419] int check__tmp; [L420] COND TRUE ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) <= 1 [L422] COND FALSE !(((int)r1) < 5) [L873] COND FALSE !(((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) == 1) [L880] check__tmp = 0 [L427] __return_58726 = check__tmp [L428] main__c1 = __return_58726 [L430] _Bool __tmp_2; [L431] __tmp_2 = main__c1 [L432] _Bool assert__arg; [L433] assert__arg = __tmp_2 [L434] COND TRUE assert__arg == 0 [L436] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...