/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe021_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 11:04:10,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 11:04:10,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 11:04:10,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 11:04:10,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 11:04:10,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 11:04:10,055 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 11:04:10,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 11:04:10,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 11:04:10,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 11:04:10,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 11:04:10,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 11:04:10,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 11:04:10,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 11:04:10,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 11:04:10,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 11:04:10,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 11:04:10,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 11:04:10,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 11:04:10,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 11:04:10,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 11:04:10,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 11:04:10,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 11:04:10,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 11:04:10,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 11:04:10,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 11:04:10,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 11:04:10,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 11:04:10,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 11:04:10,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 11:04:10,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 11:04:10,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 11:04:10,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 11:04:10,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 11:04:10,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 11:04:10,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 11:04:10,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 11:04:10,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 11:04:10,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 11:04:10,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 11:04:10,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 11:04:10,098 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-McrStrategy.epf [2020-04-18 11:04:10,121 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 11:04:10,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 11:04:10,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 11:04:10,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 11:04:10,124 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 11:04:10,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 11:04:10,125 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 11:04:10,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 11:04:10,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 11:04:10,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 11:04:10,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 11:04:10,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 11:04:10,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 11:04:10,127 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 11:04:10,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 11:04:10,127 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 11:04:10,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 11:04:10,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 11:04:10,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 11:04:10,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 11:04:10,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 11:04:10,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 11:04:10,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 11:04:10,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 11:04:10,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 11:04:10,131 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 11:04:10,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 11:04:10,131 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 11:04:10,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 11:04:10,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 11:04:10,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 11:04:10,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 11:04:10,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 11:04:10,417 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 11:04:10,418 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 11:04:10,419 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_rmo.opt.i [2020-04-18 11:04:10,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34fe383cc/ecb99813616f4c72a02b585c117c7b03/FLAGec21ba375 [2020-04-18 11:04:11,079 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 11:04:11,080 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_rmo.opt.i [2020-04-18 11:04:11,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34fe383cc/ecb99813616f4c72a02b585c117c7b03/FLAGec21ba375 [2020-04-18 11:04:11,307 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34fe383cc/ecb99813616f4c72a02b585c117c7b03 [2020-04-18 11:04:11,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 11:04:11,344 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 11:04:11,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 11:04:11,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 11:04:11,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 11:04:11,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:04:11" (1/1) ... [2020-04-18 11:04:11,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e1cf1aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:11, skipping insertion in model container [2020-04-18 11:04:11,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:04:11" (1/1) ... [2020-04-18 11:04:11,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 11:04:11,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 11:04:11,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 11:04:11,979 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 11:04:12,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 11:04:12,133 INFO L208 MainTranslator]: Completed translation [2020-04-18 11:04:12,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:12 WrapperNode [2020-04-18 11:04:12,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 11:04:12,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 11:04:12,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 11:04:12,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 11:04:12,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:12" (1/1) ... [2020-04-18 11:04:12,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:12" (1/1) ... [2020-04-18 11:04:12,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 11:04:12,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 11:04:12,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 11:04:12,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 11:04:12,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:12" (1/1) ... [2020-04-18 11:04:12,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:12" (1/1) ... [2020-04-18 11:04:12,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:12" (1/1) ... [2020-04-18 11:04:12,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:12" (1/1) ... [2020-04-18 11:04:12,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:12" (1/1) ... [2020-04-18 11:04:12,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:12" (1/1) ... [2020-04-18 11:04:12,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:12" (1/1) ... [2020-04-18 11:04:12,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 11:04:12,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 11:04:12,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 11:04:12,247 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 11:04:12,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:04:12" (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 [2020-04-18 11:04:12,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 11:04:12,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-18 11:04:12,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 11:04:12,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 11:04:12,309 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-18 11:04:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-18 11:04:12,310 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-18 11:04:12,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-18 11:04:12,311 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-18 11:04:12,311 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-18 11:04:12,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-18 11:04:12,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 11:04:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 11:04:12,313 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