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_floodmax.4.2.ufo.BOUNDED-8.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:59:07,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:59:07,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:59:07,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:59:07,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:59:07,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:59:07,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:59:07,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:59:08,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:59:08,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:59:08,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:59:08,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:59:08,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:59:08,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:59:08,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:59:08,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:59:08,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:59:08,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:59:08,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:59:08,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:59:08,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:59:08,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:59:08,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:59:08,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:59:08,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 16:59:08,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 16:59:08,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 16:59:08,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 16:59:08,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 16:59:08,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 16:59:08,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:59:08,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:59:08,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:59:08,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:59:08,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:59:08,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:59:08,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:59:08,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:59:08,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:59:08,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:59:08,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:59:08,031 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 16:59:08,047 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:59:08,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:59:08,047 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:59:08,048 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:59:08,048 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:59:08,049 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:59:08,049 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:59:08,049 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:59:08,049 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:59:08,049 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:59:08,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:59:08,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:59:08,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:59:08,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:59:08,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:59:08,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:59:08,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:59:08,051 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:59:08,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:59:08,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:59:08,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:59:08,052 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:59:08,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:59:08,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:59:08,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:59:08,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:59:08,053 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:59:08,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:59:08,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:59:08,054 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:59:08,082 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:59:08,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:59:08,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:59:08,101 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:59:08,101 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:59:08,102 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-09-11 16:59:08,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1b4c95e/d713b56c894d4cd280202369b6cbbff5/FLAGb7915bd65 [2019-09-11 16:59:08,687 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:59:08,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-09-11 16:59:08,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1b4c95e/d713b56c894d4cd280202369b6cbbff5/FLAGb7915bd65 [2019-09-11 16:59:09,008 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1b4c95e/d713b56c894d4cd280202369b6cbbff5 [2019-09-11 16:59:09,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:59:09,019 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:59:09,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:59:09,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:59:09,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:59:09,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:59:09" (1/1) ... [2019-09-11 16:59:09,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2baf7c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:09, skipping insertion in model container [2019-09-11 16:59:09,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:59:09" (1/1) ... [2019-09-11 16:59:09,036 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:59:09,085 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:59:09,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:59:09,611 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:59:09,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:59:09,729 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:59:09,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:09 WrapperNode [2019-09-11 16:59:09,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:59:09,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:59:09,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:59:09,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:59:09,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:09" (1/1) ... [2019-09-11 16:59:09,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:09" (1/1) ... [2019-09-11 16:59:09,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:09" (1/1) ... [2019-09-11 16:59:09,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:09" (1/1) ... [2019-09-11 16:59:09,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:09" (1/1) ... [2019-09-11 16:59:09,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:09" (1/1) ... [2019-09-11 16:59:09,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:09" (1/1) ... [2019-09-11 16:59:09,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:59:09,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:59:09,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:59:09,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:59:09,831 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:59:09" (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 16:59:09,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:59:09,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:59:09,902 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-11 16:59:09,902 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-11 16:59:09,902 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-11 16:59:09,902 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-11 16:59:09,903 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-11 16:59:09,903 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-11 16:59:09,903 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:59:09,903 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-11 16:59:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:59:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 16:59:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 16:59:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 16:59:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 16:59:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 16:59:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 16:59:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 16:59:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 16:59:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 16:59:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 16:59:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 16:59:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 16:59:09,907 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:59:09,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:59:09,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:59:11,341 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:59:11,342 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 16:59:11,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:59:11 BoogieIcfgContainer [2019-09-11 16:59:11,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:59:11,344 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:59:11,345 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:59:11,345 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:59:11,346 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:59:11" (1/1) ... [2019-09-11 16:59:11,398 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:59:11,710 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 16:59:51,233 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:59:51,292 INFO L272 AbstractInterpreter]: Visited 569 different actions 39859 times. Merged at 356 different actions 17524 times. Widened at 22 different actions 162 times. Performed 209018 root evaluator evaluations with a maximum evaluation depth of 6. Performed 209018 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 14402 fixpoints after 316 different actions. Largest state had 228 variables. [2019-09-11 16:59:51,292 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:59:51,294 INFO L168 Benchmark]: Toolchain (without parser) took 42274.43 ms. Allocated memory was 137.9 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 84.6 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 248.4 MB. Max. memory is 7.1 GB. [2019-09-11 16:59:51,295 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:59:51,296 INFO L168 Benchmark]: CACSL2BoogieTranslator took 710.38 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 84.4 MB in the beginning and 161.0 MB in the end (delta: -76.5 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:59:51,297 INFO L168 Benchmark]: Boogie Preprocessor took 98.85 ms. Allocated memory is still 197.7 MB. Free memory was 161.0 MB in the beginning and 156.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-11 16:59:51,298 INFO L168 Benchmark]: RCFGBuilder took 1513.48 ms. Allocated memory was 197.7 MB in the beginning and 218.6 MB in the end (delta: 21.0 MB). Free memory was 156.4 MB in the beginning and 169.7 MB in the end (delta: -13.3 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. [2019-09-11 16:59:51,299 INFO L168 Benchmark]: Abstract Interpretation took 39947.76 ms. Allocated memory was 218.6 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 169.7 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 252.7 MB. Max. memory is 7.1 GB. [2019-09-11 16:59:51,304 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 710.38 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 84.4 MB in the beginning and 161.0 MB in the end (delta: -76.5 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.85 ms. Allocated memory is still 197.7 MB. Free memory was 161.0 MB in the beginning and 156.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1513.48 ms. Allocated memory was 197.7 MB in the beginning and 218.6 MB in the end (delta: 21.0 MB). Free memory was 156.4 MB in the beginning and 169.7 MB in the end (delta: -13.3 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 39947.76 ms. Allocated memory was 218.6 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 169.7 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 252.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1291]: 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 p14 ; [L79] char p14_old ; [L80] char p14_new ; [L81] _Bool ep14 ; [L82] port_t p21 ; [L83] char p21_old ; [L84] char p21_new ; [L85] _Bool ep21 ; [L86] port_t p23 ; [L87] char p23_old ; [L88] char p23_new ; [L89] _Bool ep23 ; [L90] port_t p24 ; [L91] char p24_old ; [L92] char p24_new ; [L93] _Bool ep24 ; [L94] port_t p31 ; [L95] char p31_old ; [L96] char p31_new ; [L97] _Bool ep31 ; [L98] port_t p32 ; [L99] char p32_old ; [L100] char p32_new ; [L101] _Bool ep32 ; [L102] port_t p34 ; [L103] char p34_old ; [L104] char p34_new ; [L105] _Bool ep34 ; [L106] port_t p41 ; [L107] char p41_old ; [L108] char p41_new ; [L109] _Bool ep41 ; [L110] port_t p42 ; [L111] char p42_old ; [L112] char p42_new ; [L113] _Bool ep42 ; [L114] port_t p43 ; [L115] char p43_old ; [L116] char p43_new ; [L117] _Bool ep43 ; [L118] char id1 ; [L119] char r1 ; [L120] char st1 ; [L121] char nl1 ; [L122] char m1 ; [L123] char max1 ; [L124] _Bool mode1 ; [L125] char id2 ; [L126] char r2 ; [L127] char st2 ; [L128] char nl2 ; [L129] char m2 ; [L130] char max2 ; [L131] _Bool mode2 ; [L132] char id3 ; [L133] char r3 ; [L134] char st3 ; [L135] char nl3 ; [L136] char m3 ; [L137] char max3 ; [L138] _Bool mode3 ; [L139] char id4 ; [L140] char r4 ; [L141] char st4 ; [L142] char nl4 ; [L143] char m4 ; [L144] char max4 ; [L145] _Bool mode4 ; [L358] void (*nodes[4])(void) = { & node1, & node2, & node3, & node4}; [L1174] int c1 ; [L1175] int i2 ; [L1178] c1 = 0 [L1179] ep12 = __VERIFIER_nondet_bool() [L1180] ep13 = __VERIFIER_nondet_bool() [L1181] ep14 = __VERIFIER_nondet_bool() [L1182] ep21 = __VERIFIER_nondet_bool() [L1183] ep23 = __VERIFIER_nondet_bool() [L1184] ep24 = __VERIFIER_nondet_bool() [L1185] ep31 = __VERIFIER_nondet_bool() [L1186] ep32 = __VERIFIER_nondet_bool() [L1187] ep34 = __VERIFIER_nondet_bool() [L1188] ep41 = __VERIFIER_nondet_bool() [L1189] ep42 = __VERIFIER_nondet_bool() [L1190] ep43 = __VERIFIER_nondet_bool() [L1191] id1 = __VERIFIER_nondet_char() [L1192] r1 = __VERIFIER_nondet_char() [L1193] st1 = __VERIFIER_nondet_char() [L1194] nl1 = __VERIFIER_nondet_char() [L1195] m1 = __VERIFIER_nondet_char() [L1196] max1 = __VERIFIER_nondet_char() [L1197] mode1 = __VERIFIER_nondet_bool() [L1198] id2 = __VERIFIER_nondet_char() [L1199] r2 = __VERIFIER_nondet_char() [L1200] st2 = __VERIFIER_nondet_char() [L1201] nl2 = __VERIFIER_nondet_char() [L1202] m2 = __VERIFIER_nondet_char() [L1203] max2 = __VERIFIER_nondet_char() [L1204] mode2 = __VERIFIER_nondet_bool() [L1205] id3 = __VERIFIER_nondet_char() [L1206] r3 = __VERIFIER_nondet_char() [L1207] st3 = __VERIFIER_nondet_char() [L1208] nl3 = __VERIFIER_nondet_char() [L1209] m3 = __VERIFIER_nondet_char() [L1210] max3 = __VERIFIER_nondet_char() [L1211] mode3 = __VERIFIER_nondet_bool() [L1212] id4 = __VERIFIER_nondet_char() [L1213] r4 = __VERIFIER_nondet_char() [L1214] st4 = __VERIFIER_nondet_char() [L1215] nl4 = __VERIFIER_nondet_char() [L1216] m4 = __VERIFIER_nondet_char() [L1217] max4 = __VERIFIER_nondet_char() [L1218] mode4 = __VERIFIER_nondet_bool() [L1219] CALL, EXPR init() [L361] _Bool r121 ; [L362] _Bool r131 ; [L363] _Bool r141 ; [L364] _Bool r211 ; [L365] _Bool r231 ; [L366] _Bool r241 ; [L367] _Bool r311 ; [L368] _Bool r321 ; [L369] _Bool r341 ; [L370] _Bool r411 ; [L371] _Bool r421 ; [L372] _Bool r431 ; [L373] _Bool r122 ; [L374] int tmp ; [L375] _Bool r132 ; [L376] int tmp___0 ; [L377] _Bool r142 ; [L378] int tmp___1 ; [L379] _Bool r212 ; [L380] int tmp___2 ; [L381] _Bool r232 ; [L382] int tmp___3 ; [L383] _Bool r242 ; [L384] int tmp___4 ; [L385] _Bool r312 ; [L386] int tmp___5 ; [L387] _Bool r322 ; [L388] int tmp___6 ; [L389] _Bool r342 ; [L390] int tmp___7 ; [L391] _Bool r412 ; [L392] int tmp___8 ; [L393] _Bool r422 ; [L394] int tmp___9 ; [L395] _Bool r432 ; [L396] int tmp___10 ; [L397] _Bool r123 ; [L398] int tmp___11 ; [L399] _Bool r133 ; [L400] int tmp___12 ; [L401] _Bool r143 ; [L402] int tmp___13 ; [L403] _Bool r213 ; [L404] int tmp___14 ; [L405] _Bool r233 ; [L406] int tmp___15 ; [L407] _Bool r243 ; [L408] int tmp___16 ; [L409] _Bool r313 ; [L410] int tmp___17 ; [L411] _Bool r323 ; [L412] int tmp___18 ; [L413] _Bool r343 ; [L414] int tmp___19 ; [L415] _Bool r413 ; [L416] int tmp___20 ; [L417] _Bool r423 ; [L418] int tmp___21 ; [L419] _Bool r433 ; [L420] int tmp___22 ; [L421] int tmp___23 ; [L424] r121 = ep12 [L425] r131 = ep13 [L426] r141 = ep14 [L427] r211 = ep21 [L428] r231 = ep23 [L429] r241 = ep24 [L430] r311 = ep31 [L431] r321 = ep32 [L432] r341 = ep34 [L433] r411 = ep41 [L434] r421 = ep42 [L435] r431 = ep43 [L436] COND TRUE \read(r121) [L437] tmp = 1 [L456] r122 = (_Bool )tmp [L457] COND TRUE \read(r131) [L458] tmp___0 = 1 [L477] r132 = (_Bool )tmp___0 [L478] COND TRUE \read(r141) [L479] tmp___1 = 1 [L498] r142 = (_Bool )tmp___1 [L499] COND TRUE \read(r211) [L500] tmp___2 = 1 [L519] r212 = (_Bool )tmp___2 [L520] COND TRUE \read(r231) [L521] tmp___3 = 1 [L540] r232 = (_Bool )tmp___3 [L541] COND TRUE \read(r241) [L542] tmp___4 = 1 [L561] r242 = (_Bool )tmp___4 [L562] COND TRUE \read(r311) [L563] tmp___5 = 1 [L582] r312 = (_Bool )tmp___5 [L583] COND TRUE \read(r321) [L584] tmp___6 = 1 [L603] r322 = (_Bool )tmp___6 [L604] COND TRUE \read(r341) [L605] tmp___7 = 1 [L624] r342 = (_Bool )tmp___7 [L625] COND TRUE \read(r411) [L626] tmp___8 = 1 [L645] r412 = (_Bool )tmp___8 [L646] COND TRUE \read(r421) [L647] tmp___9 = 1 [L666] r422 = (_Bool )tmp___9 [L667] COND TRUE \read(r431) [L668] tmp___10 = 1 [L687] r432 = (_Bool )tmp___10 [L688] COND TRUE \read(r122) [L689] tmp___11 = 1 [L708] r123 = (_Bool )tmp___11 [L709] COND TRUE \read(r132) [L710] tmp___12 = 1 [L729] r133 = (_Bool )tmp___12 [L730] COND TRUE \read(r142) [L731] tmp___13 = 1 [L750] r143 = (_Bool )tmp___13 [L751] COND TRUE \read(r212) [L752] tmp___14 = 1 [L771] r213 = (_Bool )tmp___14 [L772] COND TRUE \read(r232) [L773] tmp___15 = 1 [L792] r233 = (_Bool )tmp___15 [L793] COND TRUE \read(r242) [L794] tmp___16 = 1 [L813] r243 = (_Bool )tmp___16 [L814] COND TRUE \read(r312) [L815] tmp___17 = 1 [L834] r313 = (_Bool )tmp___17 [L835] COND TRUE \read(r322) [L836] tmp___18 = 1 [L855] r323 = (_Bool )tmp___18 [L856] COND TRUE \read(r342) [L857] tmp___19 = 1 [L876] r343 = (_Bool )tmp___19 [L877] COND TRUE \read(r412) [L878] tmp___20 = 1 [L897] r413 = (_Bool )tmp___20 [L898] COND TRUE \read(r422) [L899] tmp___21 = 1 [L918] r423 = (_Bool )tmp___21 [L919] COND TRUE \read(r432) [L920] tmp___22 = 1 [L939] r433 = (_Bool )tmp___22 [L940] COND TRUE (int )id1 != (int )id2 [L941] COND TRUE (int )id1 != (int )id3 [L942] COND TRUE (int )id1 != (int )id4 [L943] COND TRUE (int )id2 != (int )id3 [L944] COND TRUE (int )id2 != (int )id4 [L945] COND TRUE (int )id3 != (int )id4 [L946] COND TRUE (int )id1 >= 0 [L947] COND TRUE (int )id2 >= 0 [L948] COND TRUE (int )id3 >= 0 [L949] COND TRUE (int )id4 >= 0 [L950] COND TRUE (int )r1 == 0 [L951] COND TRUE (int )r2 == 0 [L952] COND TRUE (int )r3 == 0 [L953] COND TRUE (int )r4 == 0 [L954] COND TRUE \read(r123) [L955] COND TRUE \read(r133) [L956] COND TRUE \read(r143) [L957] COND TRUE \read(r213) [L958] COND TRUE \read(r233) [L959] COND TRUE \read(r243) [L960] COND TRUE \read(r313) [L961] COND TRUE \read(r323) [L962] COND TRUE \read(r343) [L963] COND TRUE \read(r413) [L964] COND TRUE \read(r423) [L965] COND TRUE \read(r433) [L966] COND TRUE (int )max1 == (int )id1 [L967] COND TRUE (int )max2 == (int )id2 [L968] COND TRUE (int )max3 == (int )id3 [L969] COND TRUE (int )max4 == (int )id4 [L970] COND TRUE (int )st1 == 0 [L971] COND TRUE (int )st2 == 0 [L972] COND TRUE (int )st3 == 0 [L973] COND TRUE (int )st4 == 0 [L974] COND TRUE (int )nl1 == 0 [L975] COND TRUE (int )nl2 == 0 [L976] COND TRUE (int )nl3 == 0 [L977] COND TRUE (int )nl4 == 0 [L978] COND TRUE (int )mode1 == 0 [L979] COND TRUE (int )mode2 == 0 [L980] COND TRUE (int )mode3 == 0 [L981] COND TRUE (int )mode4 == 0 [L982] tmp___23 = 1 [L1109] return (tmp___23); [L1219] RET, EXPR init() [L1219] i2 = init() [L1221] p12_old = nomsg [L1222] p12_new = nomsg [L1223] p13_old = nomsg [L1224] p13_new = nomsg [L1225] p14_old = nomsg [L1226] p14_new = nomsg [L1227] p21_old = nomsg [L1228] p21_new = nomsg [L1229] p23_old = nomsg [L1230] p23_new = nomsg [L1231] p24_old = nomsg [L1232] p24_new = nomsg [L1233] p31_old = nomsg [L1234] p31_new = nomsg [L1235] p32_old = nomsg [L1236] p32_new = nomsg [L1237] p34_old = nomsg [L1238] p34_new = nomsg [L1239] p41_old = nomsg [L1240] p41_new = nomsg [L1241] p42_old = nomsg [L1242] p42_new = nomsg [L1243] p43_old = nomsg [L1244] p43_new = nomsg [L1245] i2 = 0 [L1246] COND TRUE i2 < 8 [L1248] CALL node1() [L151] COND FALSE !(\read(mode1)) [L183] COND FALSE !((int )r1 < 3) [L194] mode1 = (_Bool)1 [L1248] RET node1() [L1249] CALL node2() [L204] COND FALSE !(\read(mode2)) [L236] COND FALSE !((int )r2 < 3) [L247] mode2 = (_Bool)1 [L1249] RET node2() [L1250] CALL node3() [L257] COND FALSE !(\read(mode3)) [L289] COND FALSE !((int )r3 < 3) [L300] mode3 = (_Bool)1 [L1250] RET node3() [L1251] CALL node4() [L310] COND FALSE !(\read(mode4)) [L342] COND FALSE !((int )r4 < 3) [L353] mode4 = (_Bool)1 [L1251] RET node4() [L1252] p12_old = p12_new [L1253] p12_new = nomsg [L1254] p13_old = p13_new [L1255] p13_new = nomsg [L1256] p14_old = p14_new [L1257] p14_new = nomsg [L1258] p21_old = p21_new [L1259] p21_new = nomsg [L1260] p23_old = p23_new [L1261] p23_new = nomsg [L1262] p24_old = p24_new [L1263] p24_new = nomsg [L1264] p31_old = p31_new [L1265] p31_new = nomsg [L1266] p32_old = p32_new [L1267] p32_new = nomsg [L1268] p34_old = p34_new [L1269] p34_new = nomsg [L1270] p41_old = p41_new [L1271] p41_new = nomsg [L1272] p42_old = p42_new [L1273] p42_new = nomsg [L1274] p43_old = p43_new [L1275] p43_new = nomsg [L1276] CALL, EXPR check() [L1114] int tmp ; [L1117] COND FALSE !((((int )st1 + (int )st2) + (int )st3) + (int )st4 <= 1) [L1167] tmp = 0 [L1169] return (tmp); [L1276] RET, EXPR check() [L1276] c1 = check() [L1277] CALL assert(c1) [L1289] COND TRUE ! arg [L1291] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...