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/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:05:17,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:05:17,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:05:17,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:05:17,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:05:17,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:05:17,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:05:17,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:05:17,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:05:17,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:05:17,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:05:17,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:05:17,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:05:17,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:05:17,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:05:17,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:05:17,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:05:17,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:05:17,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:05:17,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:05:17,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:05:17,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:05:17,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:05:17,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:05:17,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:05:17,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:05:17,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:05:17,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:05:17,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:05:17,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:05:17,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:05:17,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:05:17,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:05:17,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:05:17,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:05:17,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:05:17,574 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 17:05:17,589 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:05:17,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:05:17,590 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:05:17,590 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:05:17,591 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:05:17,591 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:05:17,591 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:05:17,591 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:05:17,592 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:05:17,592 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:05:17,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:05:17,593 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:05:17,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:05:17,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:05:17,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:05:17,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:05:17,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:05:17,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:05:17,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:05:17,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:05:17,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:05:17,595 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:05:17,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:05:17,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:05:17,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:05:17,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:05:17,596 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:05:17,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:05:17,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:05:17,597 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:05:17,626 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:05:17,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:05:17,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:05:17,646 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:05:17,647 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:05:17,647 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2019-09-11 17:05:17,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c549ad694/50d59b34fe4347cbaa19069f278d4e11/FLAGc6e8a1f63 [2019-09-11 17:05:18,253 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:05:18,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2019-09-11 17:05:18,273 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c549ad694/50d59b34fe4347cbaa19069f278d4e11/FLAGc6e8a1f63 [2019-09-11 17:05:18,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c549ad694/50d59b34fe4347cbaa19069f278d4e11 [2019-09-11 17:05:18,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:05:18,581 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:05:18,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:05:18,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:05:18,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:05:18,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:05:18" (1/1) ... [2019-09-11 17:05:18,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38deb683 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:18, skipping insertion in model container [2019-09-11 17:05:18,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:05:18" (1/1) ... [2019-09-11 17:05:18,599 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:05:18,647 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:05:19,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:05:19,029 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:05:19,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:05:19,133 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:05:19,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:19 WrapperNode [2019-09-11 17:05:19,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:05:19,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:05:19,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:05:19,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:05:19,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:19" (1/1) ... [2019-09-11 17:05:19,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:19" (1/1) ... [2019-09-11 17:05:19,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:19" (1/1) ... [2019-09-11 17:05:19,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:19" (1/1) ... [2019-09-11 17:05:19,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:19" (1/1) ... [2019-09-11 17:05:19,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:19" (1/1) ... [2019-09-11 17:05:19,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:19" (1/1) ... [2019-09-11 17:05:19,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:05:19,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:05:19,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:05:19,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:05:19,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:19" (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 17:05:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:05:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:05:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-11 17:05:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-11 17:05:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-11 17:05:19,274 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-11 17:05:19,274 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-11 17:05:19,274 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:05:19,274 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-11 17:05:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:05:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:05:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:05:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:05:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:05:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:05:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:05:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:05:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:05:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:05:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:05:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:05:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:05:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:05:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:05:20,118 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:05:20,119 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 17:05:20,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:05:20 BoogieIcfgContainer [2019-09-11 17:05:20,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:05:20,122 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:05:20,122 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:05:20,122 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:05:20,123 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:05:20" (1/1) ... [2019-09-11 17:05:20,165 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:05:20,345 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:05:29,657 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:05:29,698 INFO L272 AbstractInterpreter]: Visited 260 different actions 11767 times. Merged at 142 different actions 4516 times. Widened at 1 different actions 14 times. Performed 61695 root evaluator evaluations with a maximum evaluation depth of 6. Performed 61695 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 3424 fixpoints after 113 different actions. Largest state had 144 variables. [2019-09-11 17:05:29,698 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:05:29,701 INFO L168 Benchmark]: Toolchain (without parser) took 11118.86 ms. Allocated memory was 143.7 MB in the beginning and 677.9 MB in the end (delta: 534.2 MB). Free memory was 91.2 MB in the beginning and 512.0 MB in the end (delta: -420.8 MB). Peak memory consumption was 113.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:29,702 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 143.7 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-11 17:05:29,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.85 ms. Allocated memory was 143.7 MB in the beginning and 202.9 MB in the end (delta: 59.2 MB). Free memory was 91.0 MB in the beginning and 174.1 MB in the end (delta: -83.1 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:29,704 INFO L168 Benchmark]: Boogie Preprocessor took 77.90 ms. Allocated memory is still 202.9 MB. Free memory was 174.1 MB in the beginning and 170.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:29,705 INFO L168 Benchmark]: RCFGBuilder took 909.17 ms. Allocated memory is still 202.9 MB. Free memory was 170.8 MB in the beginning and 116.5 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:29,706 INFO L168 Benchmark]: Abstract Interpretation took 9576.22 ms. Allocated memory was 202.9 MB in the beginning and 677.9 MB in the end (delta: 475.0 MB). Free memory was 116.5 MB in the beginning and 512.0 MB in the end (delta: -395.6 MB). Peak memory consumption was 79.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:29,711 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 143.7 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 551.85 ms. Allocated memory was 143.7 MB in the beginning and 202.9 MB in the end (delta: 59.2 MB). Free memory was 91.0 MB in the beginning and 174.1 MB in the end (delta: -83.1 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.90 ms. Allocated memory is still 202.9 MB. Free memory was 174.1 MB in the beginning and 170.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 909.17 ms. Allocated memory is still 202.9 MB. Free memory was 170.8 MB in the beginning and 116.5 MB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 9576.22 ms. Allocated memory was 202.9 MB in the beginning and 677.9 MB in the end (delta: 475.0 MB). Free memory was 116.5 MB in the beginning and 512.0 MB in the end (delta: -395.6 MB). Peak memory consumption was 79.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 619]: 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: [L69] msg_t nomsg = (msg_t )-1; [L70] port_t p12 ; [L71] char p12_old ; [L72] char p12_new ; [L73] _Bool ep12 ; [L74] port_t p13 ; [L75] char p13_old ; [L76] char p13_new ; [L77] _Bool ep13 ; [L78] port_t p21 ; [L79] char p21_old ; [L80] char p21_new ; [L81] _Bool ep21 ; [L82] port_t p23 ; [L83] char p23_old ; [L84] char p23_new ; [L85] _Bool ep23 ; [L86] port_t p31 ; [L87] char p31_old ; [L88] char p31_new ; [L89] _Bool ep31 ; [L90] port_t p32 ; [L91] char p32_old ; [L92] char p32_new ; [L93] _Bool ep32 ; [L94] char id1 ; [L95] char r1 ; [L96] char st1 ; [L97] char nl1 ; [L98] char m1 ; [L99] char max1 ; [L100] _Bool mode1 ; [L101] _Bool newmax1 ; [L102] char id2 ; [L103] char r2 ; [L104] char st2 ; [L105] char nl2 ; [L106] char m2 ; [L107] char max2 ; [L108] _Bool mode2 ; [L109] _Bool newmax2 ; [L110] char id3 ; [L111] char r3 ; [L112] char st3 ; [L113] char nl3 ; [L114] char m3 ; [L115] char max3 ; [L116] _Bool mode3 ; [L117] _Bool newmax3 ; [L271] void (*nodes[3])(void) = { & node1, & node2, & node3}; [L537] int c1 ; [L538] int i2 ; [L541] c1 = 0 [L542] ep12 = __VERIFIER_nondet_bool() [L543] ep13 = __VERIFIER_nondet_bool() [L544] ep21 = __VERIFIER_nondet_bool() [L545] ep23 = __VERIFIER_nondet_bool() [L546] ep31 = __VERIFIER_nondet_bool() [L547] ep32 = __VERIFIER_nondet_bool() [L548] id1 = __VERIFIER_nondet_char() [L549] r1 = __VERIFIER_nondet_char() [L550] st1 = __VERIFIER_nondet_char() [L551] nl1 = __VERIFIER_nondet_char() [L552] m1 = __VERIFIER_nondet_char() [L553] max1 = __VERIFIER_nondet_char() [L554] mode1 = __VERIFIER_nondet_bool() [L555] newmax1 = __VERIFIER_nondet_bool() [L556] id2 = __VERIFIER_nondet_char() [L557] r2 = __VERIFIER_nondet_char() [L558] st2 = __VERIFIER_nondet_char() [L559] nl2 = __VERIFIER_nondet_char() [L560] m2 = __VERIFIER_nondet_char() [L561] max2 = __VERIFIER_nondet_char() [L562] mode2 = __VERIFIER_nondet_bool() [L563] newmax2 = __VERIFIER_nondet_bool() [L564] id3 = __VERIFIER_nondet_char() [L565] r3 = __VERIFIER_nondet_char() [L566] st3 = __VERIFIER_nondet_char() [L567] nl3 = __VERIFIER_nondet_char() [L568] m3 = __VERIFIER_nondet_char() [L569] max3 = __VERIFIER_nondet_char() [L570] mode3 = __VERIFIER_nondet_bool() [L571] newmax3 = __VERIFIER_nondet_bool() [L572] CALL, EXPR init() [L274] _Bool r121 ; [L275] _Bool r131 ; [L276] _Bool r211 ; [L277] _Bool r231 ; [L278] _Bool r311 ; [L279] _Bool r321 ; [L280] _Bool r122 ; [L281] int tmp ; [L282] _Bool r132 ; [L283] int tmp___0 ; [L284] _Bool r212 ; [L285] int tmp___1 ; [L286] _Bool r232 ; [L287] int tmp___2 ; [L288] _Bool r312 ; [L289] int tmp___3 ; [L290] _Bool r322 ; [L291] int tmp___4 ; [L292] int tmp___5 ; [L295] r121 = ep12 [L296] r131 = ep13 [L297] r211 = ep21 [L298] r231 = ep23 [L299] r311 = ep31 [L300] r321 = ep32 [L301] COND TRUE \read(r121) [L302] tmp = 1 [L313] r122 = (_Bool )tmp [L314] COND TRUE \read(r131) [L315] tmp___0 = 1 [L326] r132 = (_Bool )tmp___0 [L327] COND TRUE \read(r211) [L328] tmp___1 = 1 [L339] r212 = (_Bool )tmp___1 [L340] COND TRUE \read(r231) [L341] tmp___2 = 1 [L352] r232 = (_Bool )tmp___2 [L353] COND TRUE \read(r311) [L354] tmp___3 = 1 [L365] r312 = (_Bool )tmp___3 [L366] COND TRUE \read(r321) [L367] tmp___4 = 1 [L378] r322 = (_Bool )tmp___4 [L379] COND TRUE (int )id1 != (int )id2 [L380] COND TRUE (int )id1 != (int )id3 [L381] COND TRUE (int )id2 != (int )id3 [L382] COND TRUE (int )id1 >= 0 [L383] COND TRUE (int )id2 >= 0 [L384] COND TRUE (int )id3 >= 0 [L385] COND TRUE (int )r1 == 0 [L386] COND TRUE (int )r2 == 0 [L387] COND TRUE (int )r3 == 0 [L388] COND TRUE (int )max1 == (int )id1 [L389] COND TRUE (int )max2 == (int )id2 [L390] COND TRUE (int )max3 == (int )id3 [L391] COND TRUE (int )st1 == 0 [L392] COND TRUE (int )st2 == 0 [L393] COND TRUE (int )st3 == 0 [L394] COND TRUE (int )nl1 == 0 [L395] COND TRUE (int )nl2 == 0 [L396] COND TRUE (int )nl3 == 0 [L397] COND TRUE (int )mode1 == 0 [L398] COND TRUE (int )mode2 == 0 [L399] COND TRUE (int )mode3 == 0 [L400] COND TRUE \read(newmax1) [L401] COND TRUE \read(newmax2) [L402] COND TRUE \read(newmax3) [L403] tmp___5 = 1 [L476] return (tmp___5); [L572] RET, EXPR init() [L572] i2 = init() [L574] p12_old = nomsg [L575] p12_new = nomsg [L576] p13_old = nomsg [L577] p13_new = nomsg [L578] p21_old = nomsg [L579] p21_new = nomsg [L580] p23_old = nomsg [L581] p23_new = nomsg [L582] p31_old = nomsg [L583] p31_new = nomsg [L584] p32_old = nomsg [L585] p32_new = nomsg [L586] i2 = 0 [L587] COND TRUE i2 < 6 [L589] CALL node1() [L120] _Bool newmax ; [L123] newmax = (_Bool)0 [L124] COND FALSE !(\read(mode1)) [L152] COND FALSE !((int )r1 < 2) [L164] mode1 = (_Bool)1 [L589] RET node1() [L590] CALL node2() [L171] _Bool newmax ; [L174] newmax = (_Bool)0 [L175] COND FALSE !(\read(mode2)) [L203] COND FALSE !((int )r2 < 2) [L215] mode2 = (_Bool)1 [L590] RET node2() [L591] CALL node3() [L222] _Bool newmax ; [L225] newmax = (_Bool)0 [L226] COND FALSE !(\read(mode3)) [L254] COND FALSE !((int )r3 < 2) [L266] mode3 = (_Bool)1 [L591] RET node3() [L592] p12_old = p12_new [L593] p12_new = nomsg [L594] p13_old = p13_new [L595] p13_new = nomsg [L596] p21_old = p21_new [L597] p21_new = nomsg [L598] p23_old = p23_new [L599] p23_new = nomsg [L600] p31_old = p31_new [L601] p31_new = nomsg [L602] p32_old = p32_new [L603] p32_new = nomsg [L604] CALL, EXPR check() [L481] int tmp ; [L484] COND FALSE !(((int )st1 + (int )st2) + (int )st3 <= 1) [L530] tmp = 0 [L532] return (tmp); [L604] RET, EXPR check() [L604] c1 = check() [L605] CALL assert(c1) [L617] COND TRUE ! arg [L619] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...