/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_aso.2.M4-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 22:38:22,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 22:38:22,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 22:38:22,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 22:38:22,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 22:38:22,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 22:38:22,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 22:38:22,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 22:38:22,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 22:38:22,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 22:38:22,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 22:38:22,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 22:38:22,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 22:38:22,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 22:38:22,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 22:38:22,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 22:38:22,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 22:38:22,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 22:38:22,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 22:38:22,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 22:38:22,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 22:38:22,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 22:38:22,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 22:38:22,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 22:38:22,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 22:38:22,994 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-23 22:38:23,021 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 22:38:23,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 22:38:23,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 22:38:23,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 22:38:23,023 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 22:38:23,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 22:38:23,024 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 22:38:23,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 22:38:23,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 22:38:23,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 22:38:23,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 22:38:23,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 22:38:23,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 22:38:23,028 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 22:38:23,028 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 22:38:23,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 22:38:23,029 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 22:38:23,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 22:38:23,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 22:38:23,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 22:38:23,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 22:38:23,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 22:38:23,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 22:38:23,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 22:38:23,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 22:38:23,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 22:38:23,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 22:38:23,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 22:38:23,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 22:38:23,032 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 22:38:23,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 22:38:23,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 22:38:23,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 22:38:23,362 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 22:38:23,363 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 22:38:23,364 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_aso.2.M4-1.c [2019-11-23 22:38:23,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff677f7e3/97bdb1e71592479aaa46d5aba2b951fa/FLAG2f027835f [2019-11-23 22:38:24,370 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 22:38:24,371 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.2.M4-1.c [2019-11-23 22:38:24,448 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff677f7e3/97bdb1e71592479aaa46d5aba2b951fa/FLAG2f027835f [2019-11-23 22:38:24,773 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff677f7e3/97bdb1e71592479aaa46d5aba2b951fa [2019-11-23 22:38:24,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 22:38:24,782 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 22:38:24,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 22:38:24,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 22:38:24,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 22:38:24,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:38:24" (1/1) ... [2019-11-23 22:38:24,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52eebdbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24, skipping insertion in model container [2019-11-23 22:38:24,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:38:24" (1/1) ... [2019-11-23 22:38:24,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 22:38:24,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 22:38:26,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:38:26,734 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 22:38:27,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:38:27,751 INFO L208 MainTranslator]: Completed translation [2019-11-23 22:38:27,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:27 WrapperNode [2019-11-23 22:38:27,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 22:38:27,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 22:38:27,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 22:38:27,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 22:38:27,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:27" (1/1) ... [2019-11-23 22:38:28,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:27" (1/1) ... [2019-11-23 22:38:35,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 22:38:35,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 22:38:35,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 22:38:35,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 22:38:35,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:27" (1/1) ... [2019-11-23 22:38:35,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:27" (1/1) ... [2019-11-23 22:38:35,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:27" (1/1) ... [2019-11-23 22:38:35,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:27" (1/1) ... [2019-11-23 22:38:41,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:27" (1/1) ... [2019-11-23 22:38:41,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:27" (1/1) ... [2019-11-23 22:38:42,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:27" (1/1) ... [2019-11-23 22:38:42,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 22:38:42,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 22:38:42,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 22:38:42,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 22:38:42,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:27" (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 [2019-11-23 22:38:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-23 22:38:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-23 22:38:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-23 22:38:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-23 22:38:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-23 22:38:42,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 22:38:42,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start