/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInlineTransformed.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_LAZY.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_ctm.2-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 18:44:45,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 18:44:45,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 18:44:45,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-10 18:44:45,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 18:44:45,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 18:44:45,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 18:44:45,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 18:44:45,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 18:44:45,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 18:44:45,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 18:44:45,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 18:44:45,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 18:44:45,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 18:44:45,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 18:44:45,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 18:44:45,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-10 18:44:45,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 18:44:45,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 18:44:45,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 18:44:45,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_LAZY.epf [2022-01-10 18:44:45,753 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 18:44:45,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 18:44:45,754 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 18:44:45,754 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 18:44:45,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 18:44:45,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 18:44:45,755 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 18:44:45,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 18:44:45,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 18:44:45,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 18:44:45,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 18:44:45,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 18:44:45,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 18:44:45,757 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 18:44:45,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 18:44:45,757 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 18:44:45,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 18:44:45,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 18:44:45,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 18:44:45,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 18:44:45,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 18:44:45,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 18:44:45,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 18:44:45,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 18:44:45,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 18:44:45,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 18:44:45,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 18:44:45,763 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 18:44:45,764 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 18:44:45,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 18:44:45,764 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-10 18:44:45,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 18:44:45,767 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-10 18:44:45,767 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_LAZY WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 18:44:46,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 18:44:46,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 18:44:46,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 18:44:46,074 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 18:44:46,075 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 18:44:46,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_ctm.2-1.c [2022-01-10 18:44:46,173 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27e9b8845/c1e42a76ac494345aa0539b965f0ddbd/FLAGf785afeb4 [2022-01-10 18:44:46,972 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 18:44:46,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_ctm.2-1.c [2022-01-10 18:44:47,014 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27e9b8845/c1e42a76ac494345aa0539b965f0ddbd/FLAGf785afeb4 [2022-01-10 18:44:47,033 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27e9b8845/c1e42a76ac494345aa0539b965f0ddbd [2022-01-10 18:44:47,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 18:44:47,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-10 18:44:47,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 18:44:47,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 18:44:47,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 18:44:47,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:44:47" (1/1) ... [2022-01-10 18:44:47,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ecd60cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:47, skipping insertion in model container [2022-01-10 18:44:47,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:44:47" (1/1) ... [2022-01-10 18:44:47,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 18:44:47,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 18:44:47,372 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_ctm.2-1.c[1871,1884] [2022-01-10 18:44:48,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 18:44:48,080 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 18:44:48,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_ctm.2-1.c[1871,1884] [2022-01-10 18:44:48,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 18:44:48,412 INFO L208 MainTranslator]: Completed translation [2022-01-10 18:44:48,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:48 WrapperNode [2022-01-10 18:44:48,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 18:44:48,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 18:44:48,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 18:44:48,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 18:44:48,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:48" (1/1) ... [2022-01-10 18:44:48,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:48" (1/1) ... [2022-01-10 18:44:54,081 INFO L137 Inliner]: procedures = 105, calls = 2724, calls flagged for inlining = 341, calls inlined = 8021, statements flattened = 384975 [2022-01-10 18:44:54,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 18:44:54,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 18:44:54,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 18:44:54,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 18:44:54,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:48" (1/1) ... [2022-01-10 18:44:54,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:48" (1/1) ... [2022-01-10 18:44:55,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:48" (1/1) ... [2022-01-10 18:44:55,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:48" (1/1) ... [2022-01-10 18:44:58,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:48" (1/1) ... [2022-01-10 18:45:00,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:48" (1/1) ... [2022-01-10 18:45:01,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:48" (1/1) ... [2022-01-10 18:45:02,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 18:45:02,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 18:45:02,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 18:45:02,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 18:45:02,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:44:48" (1/1) ... [2022-01-10 18:45:02,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 18:45:02,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 18:45:02,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-10 18:45:02,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-10 18:45:02,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-01-10 18:45:02,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-01-10 18:45:02,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-01-10 18:45:02,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 18:45:02,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-01-10 18:45:02,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-01-10 18:45:02,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-01-10 18:45:02,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-01-10 18:45:02,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 18:45:02,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-01-10 18:45:02,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 18:45:02,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 18:45:03,326 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 18:45:03,328 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation