/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/pthread-wmm/safe021_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-17 17:58:22,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-17 17:58:22,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-17 17:58:22,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-17 17:58:22,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-17 17:58:22,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-17 17:58:23,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-17 17:58:23,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-17 17:58:23,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-17 17:58:23,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-17 17:58:23,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-17 17:58:23,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-17 17:58:23,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-17 17:58:23,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-17 17:58:23,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-17 17:58:23,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-17 17:58:23,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-17 17:58:23,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-17 17:58:23,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-17 17:58:23,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-17 17:58:23,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-17 17:58:23,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-17 17:58:23,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-17 17:58:23,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-17 17:58:23,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-17 17:58:23,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-17 17:58:23,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-17 17:58:23,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-17 17:58:23,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-17 17:58:23,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-17 17:58:23,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-17 17:58:23,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-17 17:58:23,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-17 17:58:23,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-17 17:58:23,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-17 17:58:23,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-17 17:58:23,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-17 17:58:23,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-17 17:58:23,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-17 17:58:23,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-17 17:58:23,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-17 17:58:23,035 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 [2020-04-17 17:58:23,049 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-17 17:58:23,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-17 17:58:23,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-17 17:58:23,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-17 17:58:23,051 INFO L138 SettingsManager]: * Use SBE=true [2020-04-17 17:58:23,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-17 17:58:23,051 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-17 17:58:23,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-17 17:58:23,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-17 17:58:23,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-17 17:58:23,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-17 17:58:23,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-17 17:58:23,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-17 17:58:23,052 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-17 17:58:23,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-17 17:58:23,053 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-17 17:58:23,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-17 17:58:23,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-17 17:58:23,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-17 17:58:23,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-17 17:58:23,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-17 17:58:23,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 17:58:23,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-17 17:58:23,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-17 17:58:23,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-17 17:58:23,055 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-04-17 17:58:23,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-17 17:58:23,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-17 17:58:23,055 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-04-17 17:58:23,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-17 17:58:23,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-17 17:58:23,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-17 17:58:23,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-17 17:58:23,352 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-17 17:58:23,352 INFO L275 PluginConnector]: CDTParser initialized [2020-04-17 17:58:23,353 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_power.opt.i [2020-04-17 17:58:23,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea524b2fe/c76fb7ba2feb4fed829c7acd739eaa34/FLAG8d04b0b4d [2020-04-17 17:58:23,993 INFO L306 CDTParser]: Found 1 translation units. [2020-04-17 17:58:23,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt.i [2020-04-17 17:58:24,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea524b2fe/c76fb7ba2feb4fed829c7acd739eaa34/FLAG8d04b0b4d [2020-04-17 17:58:24,251 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea524b2fe/c76fb7ba2feb4fed829c7acd739eaa34 [2020-04-17 17:58:24,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-17 17:58:24,275 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-17 17:58:24,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-17 17:58:24,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-17 17:58:24,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-17 17:58:24,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 05:58:24" (1/1) ... [2020-04-17 17:58:24,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44a23d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:24, skipping insertion in model container [2020-04-17 17:58:24,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 05:58:24" (1/1) ... [2020-04-17 17:58:24,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-17 17:58:24,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-17 17:58:24,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 17:58:24,831 INFO L203 MainTranslator]: Completed pre-run [2020-04-17 17:58:24,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 17:58:25,014 INFO L208 MainTranslator]: Completed translation [2020-04-17 17:58:25,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:25 WrapperNode [2020-04-17 17:58:25,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-17 17:58:25,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-17 17:58:25,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-17 17:58:25,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-17 17:58:25,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:25" (1/1) ... [2020-04-17 17:58:25,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:25" (1/1) ... [2020-04-17 17:58:25,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-17 17:58:25,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-17 17:58:25,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-17 17:58:25,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-17 17:58:25,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:25" (1/1) ... [2020-04-17 17:58:25,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:25" (1/1) ... [2020-04-17 17:58:25,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:25" (1/1) ... [2020-04-17 17:58:25,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:25" (1/1) ... [2020-04-17 17:58:25,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:25" (1/1) ... [2020-04-17 17:58:25,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:25" (1/1) ... [2020-04-17 17:58:25,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:25" (1/1) ... [2020-04-17 17:58:25,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-17 17:58:25,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-17 17:58:25,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-17 17:58:25,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-17 17:58:25,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:58:25" (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 [2020-04-17 17:58:25,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-17 17:58:25,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-17 17:58:25,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-17 17:58:25,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-17 17:58:25,200 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-17 17:58:25,200 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-17 17:58:25,200 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-17 17:58:25,201 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-17 17:58:25,201 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-17 17:58:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-17 17:58:25,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-17 17:58:25,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-17 17:58:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-17 17:58:25,205 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown