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.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:05:21,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:05:21,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:05:21,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:05:21,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:05:21,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:05:21,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:05:21,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:05:21,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:05:21,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:05:21,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:05:21,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:05:21,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:05:21,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:05:21,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:05:21,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:05:21,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:05:21,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:05:21,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:05:21,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:05:21,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:05:21,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:05:21,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:05:21,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:05:21,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:05:21,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:05:21,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:05:21,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:05:21,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:05:21,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:05:21,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:05:21,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:05:21,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:05:21,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:05:21,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:05:21,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:05:21,807 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 17:05:21,822 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:05:21,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:05:21,823 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:05:21,823 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:05:21,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:05:21,824 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:05:21,824 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:05:21,824 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:05:21,825 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:05:21,825 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:05:21,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:05:21,826 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:05:21,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:05:21,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:05:21,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:05:21,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:05:21,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:05:21,827 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:05:21,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:05:21,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:05:21,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:05:21,828 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:05:21,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:05:21,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:05:21,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:05:21,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:05:21,829 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:05:21,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:05:21,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:05:21,829 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:05:21,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:05:21,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:05:21,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:05:21,875 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:05:21,875 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:05:21,876 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-09-11 17:05:21,950 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5275428a8/42fff7b9d2d94b368ac6242a98fd9e90/FLAGfbfbb9078 [2019-09-11 17:05:22,496 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:05:22,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-09-11 17:05:22,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5275428a8/42fff7b9d2d94b368ac6242a98fd9e90/FLAGfbfbb9078 [2019-09-11 17:05:22,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5275428a8/42fff7b9d2d94b368ac6242a98fd9e90 [2019-09-11 17:05:22,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:05:22,795 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:05:22,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:05:22,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:05:22,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:05:22,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:05:22" (1/1) ... [2019-09-11 17:05:22,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b6c23fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:22, skipping insertion in model container [2019-09-11 17:05:22,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:05:22" (1/1) ... [2019-09-11 17:05:22,815 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:05:22,871 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:05:23,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:05:23,250 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:05:23,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:05:23,346 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:05:23,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:23 WrapperNode [2019-09-11 17:05:23,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:05:23,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:05:23,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:05:23,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:05:23,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:23" (1/1) ... [2019-09-11 17:05:23,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:23" (1/1) ... [2019-09-11 17:05:23,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:23" (1/1) ... [2019-09-11 17:05:23,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:23" (1/1) ... [2019-09-11 17:05:23,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:23" (1/1) ... [2019-09-11 17:05:23,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:23" (1/1) ... [2019-09-11 17:05:23,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:23" (1/1) ... [2019-09-11 17:05:23,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:05:23,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:05:23,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:05:23,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:05:23,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:05:23" (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 17:05:23,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:05:23,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:05:23,507 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-11 17:05:23,507 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-11 17:05:23,507 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-11 17:05:23,507 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-11 17:05:23,508 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-11 17:05:23,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:05:23,508 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-11 17:05:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:05:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:05:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:05:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:05:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:05:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:05:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:05:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:05:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:05:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:05:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:05:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:05:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:05:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:05:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:05:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:05:24,312 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:05:24,313 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 17:05:24,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:05:24 BoogieIcfgContainer [2019-09-11 17:05:24,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:05:24,316 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:05:24,316 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:05:24,316 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:05:24,317 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:05:24" (1/1) ... [2019-09-11 17:05:24,363 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:05:24,531 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:05:32,622 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:05:32,657 INFO L272 AbstractInterpreter]: Visited 264 different actions 10476 times. Merged at 138 different actions 4053 times. Widened at 1 different actions 7 times. Performed 54390 root evaluator evaluations with a maximum evaluation depth of 6. Performed 54390 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 3289 fixpoints after 117 different actions. Largest state had 143 variables. [2019-09-11 17:05:32,658 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:05:32,661 INFO L168 Benchmark]: Toolchain (without parser) took 9864.05 ms. Allocated memory was 141.6 MB in the beginning and 578.8 MB in the end (delta: 437.3 MB). Free memory was 87.1 MB in the beginning and 308.3 MB in the end (delta: -221.2 MB). Peak memory consumption was 216.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:32,661 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory is still 106.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:05:32,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.53 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 86.7 MB in the beginning and 173.0 MB in the end (delta: -86.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:32,663 INFO L168 Benchmark]: Boogie Preprocessor took 79.75 ms. Allocated memory is still 201.3 MB. Free memory was 173.0 MB in the beginning and 169.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:32,664 INFO L168 Benchmark]: RCFGBuilder took 887.38 ms. Allocated memory is still 201.3 MB. Free memory was 169.2 MB in the beginning and 115.6 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:32,665 INFO L168 Benchmark]: Abstract Interpretation took 8342.20 ms. Allocated memory was 201.3 MB in the beginning and 578.8 MB in the end (delta: 377.5 MB). Free memory was 114.8 MB in the beginning and 308.3 MB in the end (delta: -193.5 MB). Peak memory consumption was 183.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:05:32,670 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory is still 106.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 550.53 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 86.7 MB in the beginning and 173.0 MB in the end (delta: -86.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.75 ms. Allocated memory is still 201.3 MB. Free memory was 173.0 MB in the beginning and 169.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 887.38 ms. Allocated memory is still 201.3 MB. Free memory was 169.2 MB in the beginning and 115.6 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 8342.20 ms. Allocated memory was 201.3 MB in the beginning and 578.8 MB in the end (delta: 377.5 MB). Free memory was 114.8 MB in the beginning and 308.3 MB in the end (delta: -193.5 MB). Peak memory consumption was 183.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 628]: 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: [L70] msg_t nomsg = (msg_t )-1; [L71] port_t p12 ; [L72] char p12_old ; [L73] char p12_new ; [L74] _Bool ep12 ; [L75] port_t p13 ; [L76] char p13_old ; [L77] char p13_new ; [L78] _Bool ep13 ; [L79] port_t p21 ; [L80] char p21_old ; [L81] char p21_new ; [L82] _Bool ep21 ; [L83] port_t p23 ; [L84] char p23_old ; [L85] char p23_new ; [L86] _Bool ep23 ; [L87] port_t p31 ; [L88] char p31_old ; [L89] char p31_new ; [L90] _Bool ep31 ; [L91] port_t p32 ; [L92] char p32_old ; [L93] char p32_new ; [L94] _Bool ep32 ; [L95] char id1 ; [L96] unsigned char r1 ; [L97] char st1 ; [L98] char nl1 ; [L99] char m1 ; [L100] char max1 ; [L101] _Bool mode1 ; [L102] _Bool newmax1 ; [L103] char id2 ; [L104] unsigned char r2 ; [L105] char st2 ; [L106] char nl2 ; [L107] char m2 ; [L108] char max2 ; [L109] _Bool mode2 ; [L110] _Bool newmax2 ; [L111] char id3 ; [L112] unsigned char r3 ; [L113] char st3 ; [L114] char nl3 ; [L115] char m3 ; [L116] char max3 ; [L117] _Bool mode3 ; [L118] _Bool newmax3 ; [L281] void (*nodes[3])(void) = { & node1, & node2, & node3}; [L547] int c1 ; [L548] int i2 ; [L551] c1 = 0 [L552] ep12 = __VERIFIER_nondet_bool() [L553] ep13 = __VERIFIER_nondet_bool() [L554] ep21 = __VERIFIER_nondet_bool() [L555] ep23 = __VERIFIER_nondet_bool() [L556] ep31 = __VERIFIER_nondet_bool() [L557] ep32 = __VERIFIER_nondet_bool() [L558] id1 = __VERIFIER_nondet_char() [L559] r1 = __VERIFIER_nondet_uchar() [L560] st1 = __VERIFIER_nondet_char() [L561] nl1 = __VERIFIER_nondet_char() [L562] m1 = __VERIFIER_nondet_char() [L563] max1 = __VERIFIER_nondet_char() [L564] mode1 = __VERIFIER_nondet_bool() [L565] newmax1 = __VERIFIER_nondet_bool() [L566] id2 = __VERIFIER_nondet_char() [L567] r2 = __VERIFIER_nondet_uchar() [L568] st2 = __VERIFIER_nondet_char() [L569] nl2 = __VERIFIER_nondet_char() [L570] m2 = __VERIFIER_nondet_char() [L571] max2 = __VERIFIER_nondet_char() [L572] mode2 = __VERIFIER_nondet_bool() [L573] newmax2 = __VERIFIER_nondet_bool() [L574] id3 = __VERIFIER_nondet_char() [L575] r3 = __VERIFIER_nondet_uchar() [L576] st3 = __VERIFIER_nondet_char() [L577] nl3 = __VERIFIER_nondet_char() [L578] m3 = __VERIFIER_nondet_char() [L579] max3 = __VERIFIER_nondet_char() [L580] mode3 = __VERIFIER_nondet_bool() [L581] newmax3 = __VERIFIER_nondet_bool() [L582] CALL, EXPR init() [L284] _Bool r121 ; [L285] _Bool r131 ; [L286] _Bool r211 ; [L287] _Bool r231 ; [L288] _Bool r311 ; [L289] _Bool r321 ; [L290] _Bool r122 ; [L291] int tmp ; [L292] _Bool r132 ; [L293] int tmp___0 ; [L294] _Bool r212 ; [L295] int tmp___1 ; [L296] _Bool r232 ; [L297] int tmp___2 ; [L298] _Bool r312 ; [L299] int tmp___3 ; [L300] _Bool r322 ; [L301] int tmp___4 ; [L302] int tmp___5 ; [L305] r121 = ep12 [L306] r131 = ep13 [L307] r211 = ep21 [L308] r231 = ep23 [L309] r311 = ep31 [L310] r321 = ep32 [L311] COND TRUE \read(r121) [L312] tmp = 1 [L323] r122 = (_Bool )tmp [L324] COND TRUE \read(r131) [L325] tmp___0 = 1 [L336] r132 = (_Bool )tmp___0 [L337] COND TRUE \read(r211) [L338] tmp___1 = 1 [L349] r212 = (_Bool )tmp___1 [L350] COND TRUE \read(r231) [L351] tmp___2 = 1 [L362] r232 = (_Bool )tmp___2 [L363] COND TRUE \read(r311) [L364] tmp___3 = 1 [L375] r312 = (_Bool )tmp___3 [L376] COND TRUE \read(r321) [L377] tmp___4 = 1 [L388] r322 = (_Bool )tmp___4 [L389] COND TRUE (int )id1 != (int )id2 [L390] COND TRUE (int )id1 != (int )id3 [L391] COND TRUE (int )id2 != (int )id3 [L392] COND TRUE (int )id1 >= 0 [L393] COND TRUE (int )id2 >= 0 [L394] COND TRUE (int )id3 >= 0 [L395] COND TRUE (int )r1 == 0 [L396] COND TRUE (int )r2 == 0 [L397] COND TRUE (int )r3 == 0 [L398] COND TRUE (int )max1 == (int )id1 [L399] COND TRUE (int )max2 == (int )id2 [L400] COND TRUE (int )max3 == (int )id3 [L401] COND TRUE (int )st1 == 0 [L402] COND TRUE (int )st2 == 0 [L403] COND TRUE (int )st3 == 0 [L404] COND TRUE (int )nl1 == 0 [L405] COND TRUE (int )nl2 == 0 [L406] COND TRUE (int )nl3 == 0 [L407] COND TRUE (int )mode1 == 0 [L408] COND TRUE (int )mode2 == 0 [L409] COND TRUE (int )mode3 == 0 [L410] COND TRUE \read(newmax1) [L411] COND TRUE \read(newmax2) [L412] COND TRUE \read(newmax3) [L413] tmp___5 = 1 [L486] return (tmp___5); [L582] RET, EXPR init() [L582] i2 = init() [L584] p12_old = nomsg [L585] p12_new = nomsg [L586] p13_old = nomsg [L587] p13_new = nomsg [L588] p21_old = nomsg [L589] p21_new = nomsg [L590] p23_old = nomsg [L591] p23_new = nomsg [L592] p31_old = nomsg [L593] p31_new = nomsg [L594] p32_old = nomsg [L595] p32_new = nomsg [L596] i2 = 0 [L597] COND TRUE 1 [L599] CALL node1() [L121] _Bool newmax ; [L124] newmax = (_Bool)0 [L125] COND FALSE !(\read(mode1)) [L156] COND FALSE !((int )r1 < 2) [L168] mode1 = (_Bool)1 [L599] RET node1() [L600] CALL node2() [L175] _Bool newmax ; [L178] newmax = (_Bool)0 [L179] COND FALSE !(\read(mode2)) [L210] COND FALSE !((int )r2 < 2) [L222] mode2 = (_Bool)1 [L600] RET node2() [L601] CALL node3() [L229] _Bool newmax ; [L232] newmax = (_Bool)0 [L233] COND FALSE !(\read(mode3)) [L264] COND FALSE !((int )r3 < 2) [L276] mode3 = (_Bool)1 [L601] RET node3() [L602] p12_old = p12_new [L603] p12_new = nomsg [L604] p13_old = p13_new [L605] p13_new = nomsg [L606] p21_old = p21_new [L607] p21_new = nomsg [L608] p23_old = p23_new [L609] p23_new = nomsg [L610] p31_old = p31_new [L611] p31_new = nomsg [L612] p32_old = p32_new [L613] p32_new = nomsg [L614] CALL, EXPR check() [L491] int tmp ; [L494] COND FALSE !(((int )st1 + (int )st2) + (int )st3 <= 1) [L540] tmp = 0 [L542] return (tmp); [L614] RET, EXPR check() [L614] c1 = check() [L615] CALL assert(c1) [L626] COND TRUE ! arg [L628] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...