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_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:48:57,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:48:57,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:48:57,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:48:57,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:48:57,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:48:57,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:48:57,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:48:57,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:48:57,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:48:57,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:48:57,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:48:57,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:48:57,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:48:57,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:48:57,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:48:57,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:48:57,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:48:57,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:48:57,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:48:57,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:48:57,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:48:57,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:48:57,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:48:57,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 12:48:57,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 12:48:57,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 12:48:57,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 12:48:57,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 12:48:57,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 12:48:57,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:48:57,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:48:57,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:48:57,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:48:57,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:48:57,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:48:57,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:48:57,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:48:57,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:48:57,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:48:57,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:48:57,807 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 [2019-10-03 12:48:57,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:48:57,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:48:57,837 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:48:57,837 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:48:57,838 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:48:57,838 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:48:57,838 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:48:57,838 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:48:57,839 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:48:57,839 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:48:57,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:48:57,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:48:57,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:48:57,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:48:57,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:48:57,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:48:57,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:48:57,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:48:57,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:48:57,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:48:57,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:48:57,844 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:48:57,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:48:57,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:48:57,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:48:57,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:48:57,845 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:48:57,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:48:57,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:48:57,846 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:48:57,902 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:48:57,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:48:57,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:48:57,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:48:57,927 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:48:57,928 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-10-03 12:48:57,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c835447b2/b2ca2ddb880c4622938059bc3136252f/FLAGf68c5d53c [2019-10-03 12:48:58,476 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:48:58,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-10-03 12:48:58,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c835447b2/b2ca2ddb880c4622938059bc3136252f/FLAGf68c5d53c [2019-10-03 12:48:58,808 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c835447b2/b2ca2ddb880c4622938059bc3136252f [2019-10-03 12:48:58,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:48:58,819 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:48:58,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:48:58,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:48:58,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:48:58,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:48:58" (1/1) ... [2019-10-03 12:48:58,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78978227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:48:58, skipping insertion in model container [2019-10-03 12:48:58,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:48:58" (1/1) ... [2019-10-03 12:48:58,837 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:48:58,907 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:48:59,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:48:59,424 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:48:59,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:48:59,564 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:48:59,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:48:59 WrapperNode [2019-10-03 12:48:59,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:48:59,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:48:59,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:48:59,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:48:59,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:48:59" (1/1) ... [2019-10-03 12:48:59,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:48:59" (1/1) ... [2019-10-03 12:48:59,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:48:59" (1/1) ... [2019-10-03 12:48:59,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:48:59" (1/1) ... [2019-10-03 12:48:59,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:48:59" (1/1) ... [2019-10-03 12:48:59,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:48:59" (1/1) ... [2019-10-03 12:48:59,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:48:59" (1/1) ... [2019-10-03 12:48:59,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:48:59,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:48:59,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:48:59,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:48:59,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:48:59" (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 [2019-10-03 12:48:59,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:48:59,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:48:59,757 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:48:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:48:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-03 12:48:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-03 12:48:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 12:48:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-03 12:48:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 12:48:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-10-03 12:48:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-10-03 12:48:59,760 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-10-03 12:48:59,760 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-10-03 12:48:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-10-03 12:48:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-10-03 12:48:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-10-03 12:48:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:48:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:48:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:49:00,974 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:49:00,975 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-03 12:49:00,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:49:00 BoogieIcfgContainer [2019-10-03 12:49:00,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:49:00,977 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:49:00,977 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:49:00,978 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:49:00,979 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:49:00" (1/1) ... [2019-10-03 12:49:01,020 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:49:01,206 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-10-03 12:49:06,414 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-03 12:49:06,465 INFO L272 AbstractInterpreter]: Visited 386 different actions 8414 times. Merged at 266 different actions 4582 times. Widened at 74 different actions 749 times. Performed 22568 root evaluator evaluations with a maximum evaluation depth of 5. Performed 22568 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 2397 fixpoints after 182 different actions. Largest state had 180 variables. [2019-10-03 12:49:06,465 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:49:06,468 INFO L168 Benchmark]: Toolchain (without parser) took 7648.29 ms. Allocated memory was 136.8 MB in the beginning and 446.7 MB in the end (delta: 309.9 MB). Free memory was 83.3 MB in the beginning and 217.8 MB in the end (delta: -134.5 MB). Peak memory consumption was 175.4 MB. Max. memory is 7.1 GB. [2019-10-03 12:49:06,469 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-03 12:49:06,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.34 ms. Allocated memory was 136.8 MB in the beginning and 196.6 MB in the end (delta: 59.8 MB). Free memory was 83.1 MB in the beginning and 162.7 MB in the end (delta: -79.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2019-10-03 12:49:06,472 INFO L168 Benchmark]: Boogie Preprocessor took 107.04 ms. Allocated memory is still 196.6 MB. Free memory was 162.7 MB in the beginning and 159.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-10-03 12:49:06,473 INFO L168 Benchmark]: RCFGBuilder took 1303.76 ms. Allocated memory is still 196.6 MB. Free memory was 159.3 MB in the beginning and 71.0 MB in the end (delta: 88.3 MB). Peak memory consumption was 88.3 MB. Max. memory is 7.1 GB. [2019-10-03 12:49:06,474 INFO L168 Benchmark]: Abstract Interpretation took 5488.01 ms. Allocated memory was 196.6 MB in the beginning and 446.7 MB in the end (delta: 250.1 MB). Free memory was 71.0 MB in the beginning and 217.8 MB in the end (delta: -146.7 MB). Peak memory consumption was 103.3 MB. Max. memory is 7.1 GB. [2019-10-03 12:49:06,479 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 136.8 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 745.34 ms. Allocated memory was 136.8 MB in the beginning and 196.6 MB in the end (delta: 59.8 MB). Free memory was 83.1 MB in the beginning and 162.7 MB in the end (delta: -79.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.04 ms. Allocated memory is still 196.6 MB. Free memory was 162.7 MB in the beginning and 159.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1303.76 ms. Allocated memory is still 196.6 MB. Free memory was 159.3 MB in the beginning and 71.0 MB in the end (delta: 88.3 MB). Peak memory consumption was 88.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 5488.01 ms. Allocated memory was 196.6 MB in the beginning and 446.7 MB in the end (delta: 250.1 MB). Free memory was 71.0 MB in the beginning and 217.8 MB in the end (delta: -146.7 MB). Peak memory consumption was 103.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 536]: 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] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p21 = 0; [L22] char p21_old = '\x0'; [L23] char p21_new = '\x0'; [L24] _Bool ep21 = 0; [L25] port_t p23 = 0; [L26] char p23_old = '\x0'; [L27] char p23_new = '\x0'; [L28] _Bool ep23 = 0; [L29] port_t p31 = 0; [L30] char p31_old = '\x0'; [L31] char p31_new = '\x0'; [L32] _Bool ep31 = 0; [L33] port_t p32 = 0; [L34] char p32_old = '\x0'; [L35] char p32_new = '\x0'; [L36] _Bool ep32 = 0; [L37] char id1 = '\x0'; [L38] unsigned char r1 = '\x0'; [L39] char st1 = '\x0'; [L40] char nl1 = '\x0'; [L41] char m1 = '\x0'; [L42] char max1 = '\x0'; [L43] _Bool mode1 = 0; [L44] char id2 = '\x0'; [L45] unsigned char r2 = '\x0'; [L46] char st2 = '\x0'; [L47] char nl2 = '\x0'; [L48] char m2 = '\x0'; [L49] char max2 = '\x0'; [L50] _Bool mode2 = 0; [L51] char id3 = '\x0'; [L52] unsigned char r3 = '\x0'; [L53] char st3 = '\x0'; [L54] char nl3 = '\x0'; [L55] char m3 = '\x0'; [L56] char max3 = '\x0'; [L57] _Bool mode3 = 0; [L61] void (*nodes[3])() = { &node1, &node2, &node3 }; [L65] int __return_1142; [L66] int __return_1270; [L67] int __return_1389; [L68] int __return_1499; [L71] int main__c1; [L72] int main__i2; [L73] main__c1 = 0 [L74] ep12 = __VERIFIER_nondet_bool() [L75] ep13 = __VERIFIER_nondet_bool() [L76] ep21 = __VERIFIER_nondet_bool() [L77] ep23 = __VERIFIER_nondet_bool() [L78] ep31 = __VERIFIER_nondet_bool() [L79] ep32 = __VERIFIER_nondet_bool() [L80] id1 = __VERIFIER_nondet_char() [L81] r1 = __VERIFIER_nondet_uchar() [L82] st1 = __VERIFIER_nondet_char() [L83] nl1 = __VERIFIER_nondet_char() [L84] m1 = __VERIFIER_nondet_char() [L85] max1 = __VERIFIER_nondet_char() [L86] mode1 = __VERIFIER_nondet_bool() [L87] id2 = __VERIFIER_nondet_char() [L88] r2 = __VERIFIER_nondet_uchar() [L89] st2 = __VERIFIER_nondet_char() [L90] nl2 = __VERIFIER_nondet_char() [L91] m2 = __VERIFIER_nondet_char() [L92] max2 = __VERIFIER_nondet_char() [L93] mode2 = __VERIFIER_nondet_bool() [L94] id3 = __VERIFIER_nondet_char() [L95] r3 = __VERIFIER_nondet_uchar() [L96] st3 = __VERIFIER_nondet_char() [L97] nl3 = __VERIFIER_nondet_char() [L98] m3 = __VERIFIER_nondet_char() [L99] max3 = __VERIFIER_nondet_char() [L100] mode3 = __VERIFIER_nondet_bool() [L102] _Bool init__r121; [L103] _Bool init__r131; [L104] _Bool init__r211; [L105] _Bool init__r231; [L106] _Bool init__r311; [L107] _Bool init__r321; [L108] _Bool init__r122; [L109] int init__tmp; [L110] _Bool init__r132; [L111] int init__tmp___0; [L112] _Bool init__r212; [L113] int init__tmp___1; [L114] _Bool init__r232; [L115] int init__tmp___2; [L116] _Bool init__r312; [L117] int init__tmp___3; [L118] _Bool init__r322; [L119] int init__tmp___4; [L120] int init__tmp___5; [L121] init__r121 = ep12 [L122] init__r131 = ep13 [L123] init__r211 = ep21 [L124] init__r231 = ep23 [L125] init__r311 = ep31 [L126] init__r321 = ep32 [L127] COND TRUE !(init__r121 == 0) [L129] init__tmp = 1 [L131] init__r122 = (_Bool)init__tmp [L132] COND TRUE !(init__r131 == 0) [L134] init__tmp___0 = 1 [L136] init__r132 = (_Bool)init__tmp___0 [L137] COND TRUE !(init__r211 == 0) [L139] init__tmp___1 = 1 [L141] init__r212 = (_Bool)init__tmp___1 [L142] COND TRUE !(init__r231 == 0) [L144] init__tmp___2 = 1 [L146] init__r232 = (_Bool)init__tmp___2 [L147] COND TRUE !(init__r311 == 0) [L149] init__tmp___3 = 1 [L151] init__r312 = (_Bool)init__tmp___3 [L152] COND TRUE !(init__r321 == 0) [L154] init__tmp___4 = 1 [L156] init__r322 = (_Bool)init__tmp___4 [L157] COND TRUE ((int)id1) != ((int)id2) [L159] COND TRUE ((int)id1) != ((int)id3) [L161] COND TRUE ((int)id2) != ((int)id3) [L163] COND TRUE ((int)id1) >= 0 [L165] COND TRUE ((int)id2) >= 0 [L167] COND TRUE ((int)id3) >= 0 [L169] COND TRUE ((int)r1) == 0 [L171] COND TRUE ((int)r2) == 0 [L173] COND TRUE ((int)r3) == 0 [L175] COND TRUE !(init__r122 == 0) [L177] COND TRUE !(init__r132 == 0) [L179] COND TRUE !(init__r212 == 0) [L181] COND TRUE !(init__r232 == 0) [L183] COND TRUE !(init__r312 == 0) [L185] COND TRUE !(init__r322 == 0) [L187] COND TRUE ((int)max1) == ((int)id1) [L189] COND TRUE ((int)max2) == ((int)id2) [L191] COND TRUE ((int)max3) == ((int)id3) [L193] COND TRUE ((int)st1) == 0 [L195] COND TRUE ((int)st2) == 0 [L197] COND TRUE ((int)st3) == 0 [L199] COND TRUE ((int)nl1) == 0 [L201] COND TRUE ((int)nl2) == 0 [L203] COND TRUE ((int)nl3) == 0 [L205] COND TRUE ((int)mode1) == 0 [L207] COND TRUE ((int)mode2) == 0 [L209] COND TRUE ((int)mode3) == 0 [L211] init__tmp___5 = 1 [L212] __return_1142 = init__tmp___5 [L213] main__i2 = __return_1142 [L214] COND TRUE main__i2 != 0 [L216] p12_old = nomsg [L217] p12_new = nomsg [L218] p13_old = nomsg [L219] p13_new = nomsg [L220] p21_old = nomsg [L221] p21_new = nomsg [L222] p23_old = nomsg [L223] p23_new = nomsg [L224] p31_old = nomsg [L225] p31_new = nomsg [L226] p32_old = nomsg [L227] p32_new = nomsg [L228] main__i2 = 0 [L230] COND FALSE !(!(mode1 == 0)) [L236] COND TRUE ((int)r1) < 2 [L238] COND FALSE !(!(ep12 == 0)) [L249] COND FALSE !(!(ep13 == 0)) [L260] mode1 = 1 [L262] COND FALSE !(!(mode2 == 0)) [L268] COND TRUE ((int)r2) < 2 [L270] COND FALSE !(!(ep21 == 0)) [L281] COND FALSE !(!(ep23 == 0)) [L292] mode2 = 1 [L294] COND FALSE !(!(mode3 == 0)) [L300] COND TRUE ((int)r3) < 2 [L302] COND FALSE !(!(ep31 == 0)) [L313] COND FALSE !(!(ep32 == 0)) [L324] mode3 = 1 [L325] p12_old = p12_new [L326] p12_new = nomsg [L327] p13_old = p13_new [L328] p13_new = nomsg [L329] p21_old = p21_new [L330] p21_new = nomsg [L331] p23_old = p23_new [L332] p23_new = nomsg [L333] p31_old = p31_new [L334] p31_new = nomsg [L335] p32_old = p32_new [L336] p32_new = nomsg [L338] int check__tmp; [L339] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L341] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L343] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L345] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L347] COND FALSE !(((int)r1) >= 2) [L353] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L355] COND TRUE ((int)r1) < 2 [L357] COND FALSE !(((int)r1) >= 2) [L363] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L365] COND TRUE ((int)r1) < 2 [L367] check__tmp = 1 [L368] __return_1270 = check__tmp [L369] main__c1 = __return_1270 [L371] _Bool __tmp_1; [L372] __tmp_1 = main__c1 [L373] _Bool assert__arg; [L374] assert__arg = __tmp_1 [L375] COND FALSE !(assert__arg == 0) [L382] COND TRUE !(mode1 == 0) [L384] COND FALSE !(r1 == 255) [L390] r1 = r1 + 1 [L391] COND FALSE !(!(ep21 == 0)) [L399] COND FALSE !(!(ep31 == 0)) [L407] COND TRUE ((int)r1) == 1 [L409] COND TRUE ((int)max1) == ((int)id1) [L411] st1 = 1 [L413] mode1 = 0 [L415] COND TRUE !(mode2 == 0) [L417] COND FALSE !(r2 == 255) [L423] r2 = r2 + 1 [L424] COND FALSE !(!(ep12 == 0)) [L432] COND FALSE !(!(ep32 == 0)) [L440] COND FALSE !(((int)r2) == 2) [L446] mode2 = 0 [L448] COND TRUE !(mode3 == 0) [L450] COND FALSE !(r3 == 255) [L456] r3 = r3 + 1 [L457] COND FALSE !(!(ep13 == 0)) [L465] COND FALSE !(!(ep23 == 0)) [L473] COND FALSE !(((int)r3) == 2) [L479] mode3 = 0 [L480] p12_old = p12_new [L481] p12_new = nomsg [L482] p13_old = p13_new [L483] p13_new = nomsg [L484] p21_old = p21_new [L485] p21_new = nomsg [L486] p23_old = p23_new [L487] p23_new = nomsg [L488] p31_old = p31_new [L489] p31_new = nomsg [L490] p32_old = p32_new [L491] p32_new = nomsg [L493] int check__tmp; [L494] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L496] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L498] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L500] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L502] COND FALSE !(((int)r1) >= 2) [L508] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) == 0) [L1090] check__tmp = 0 [L526] __return_1389 = check__tmp [L527] main__c1 = __return_1389 [L530] _Bool __tmp_2; [L531] __tmp_2 = main__c1 [L532] _Bool assert__arg; [L533] assert__arg = __tmp_2 [L534] COND TRUE assert__arg == 0 [L536] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...