./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/06-symbeq_11-equ_nr.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/goblint-regression/06-symbeq_11-equ_nr.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 071be118cd0932d66afa6bce30fcab76880adc6e53d2ca540223cce2e13054f4 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:59:04,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:59:04,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:59:04,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:59:04,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:59:04,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:59:04,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:59:04,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:59:04,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:59:04,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:59:04,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:59:04,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:59:04,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:59:04,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:59:04,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:59:04,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:59:04,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:59:04,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:59:04,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:59:04,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:59:04,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:59:04,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:59:04,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:59:04,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:59:04,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:59:04,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:59:04,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:59:04,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:59:04,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:59:04,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:59:04,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:59:04,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:59:04,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:59:04,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:59:04,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:59:04,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:59:04,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:59:04,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:59:04,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:59:04,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:59:04,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:59:04,692 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:59:04,720 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:59:04,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:59:04,722 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:59:04,722 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:59:04,723 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:59:04,723 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:59:04,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:59:04,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:59:04,723 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:59:04,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:59:04,724 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:59:04,725 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:59:04,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:59:04,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:59:04,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:59:04,725 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:59:04,725 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:59:04,725 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:59:04,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:59:04,726 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:59:04,726 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:59:04,726 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:59:04,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:59:04,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:59:04,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:59:04,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:04,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:59:04,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:59:04,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:59:04,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:59:04,727 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:59:04,728 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:59:04,728 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:59:04,728 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:59:04,728 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 071be118cd0932d66afa6bce30fcab76880adc6e53d2ca540223cce2e13054f4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:59:04,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:59:04,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:59:04,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:59:04,975 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:59:04,976 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:59:04,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_11-equ_nr.i [2023-08-30 01:59:06,040 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:59:06,294 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:59:06,295 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_11-equ_nr.i [2023-08-30 01:59:06,305 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ed6d8952/9129b56111644d808775ae92886cc4fe/FLAG7a1a1cef3 [2023-08-30 01:59:06,318 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ed6d8952/9129b56111644d808775ae92886cc4fe [2023-08-30 01:59:06,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:59:06,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:59:06,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:06,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:59:06,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:59:06,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d6a7882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06, skipping insertion in model container [2023-08-30 01:59:06,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:59:06,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:59:06,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:06,706 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:59:06,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:06,799 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:59:06,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06 WrapperNode [2023-08-30 01:59:06,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:06,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:06,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:59:06,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:59:06,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,859 INFO L138 Inliner]: procedures = 265, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2023-08-30 01:59:06,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:06,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:59:06,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:59:06,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:59:06,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,888 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:59:06,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:59:06,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:59:06,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:59:06,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:06,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:59:06,919 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) [2023-08-30 01:59:06,923 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 [2023-08-30 01:59:06,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:59:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:59:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:59:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:59:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:59:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 01:59:06,945 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 01:59:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:59:06,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:59:06,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:59:06,947 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:59:07,099 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:59:07,102 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:59:07,290 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:59:07,294 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:59:07,298 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:59:07,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:07 BoogieIcfgContainer [2023-08-30 01:59:07,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:59:07,302 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:59:07,302 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:59:07,304 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:59:07,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:59:06" (1/3) ... [2023-08-30 01:59:07,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f504bcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:07, skipping insertion in model container [2023-08-30 01:59:07,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (2/3) ... [2023-08-30 01:59:07,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f504bcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:07, skipping insertion in model container [2023-08-30 01:59:07,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:07" (3/3) ... [2023-08-30 01:59:07,306 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_11-equ_nr.i [2023-08-30 01:59:07,318 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:59:07,319 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-30 01:59:07,319 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:59:07,378 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:59:07,383 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:59:07,388 INFO L158 Benchmark]: Toolchain (without parser) took 1066.20ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 48.9MB in the end (delta: 21.7MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2023-08-30 01:59:07,389 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:59:07,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.20ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 43.5MB in the end (delta: 27.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-08-30 01:59:07,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.81ms. Allocated memory is still 94.4MB. Free memory was 43.5MB in the beginning and 72.5MB in the end (delta: -29.0MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-08-30 01:59:07,391 INFO L158 Benchmark]: Boogie Preprocessor took 36.47ms. Allocated memory is still 94.4MB. Free memory was 72.5MB in the beginning and 71.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:07,391 INFO L158 Benchmark]: RCFGBuilder took 402.72ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 55.7MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:59:07,392 INFO L158 Benchmark]: TraceAbstraction took 85.46ms. Allocated memory is still 94.4MB. Free memory was 55.2MB in the beginning and 48.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:59:07,397 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.20ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 43.5MB in the end (delta: 27.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.81ms. Allocated memory is still 94.4MB. Free memory was 43.5MB in the beginning and 72.5MB in the end (delta: -29.0MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.47ms. Allocated memory is still 94.4MB. Free memory was 72.5MB in the beginning and 71.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 402.72ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 55.7MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 85.46ms. Allocated memory is still 94.4MB. Free memory was 55.2MB in the beginning and 48.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:59:07,427 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/goblint-regression/06-symbeq_11-equ_nr.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 071be118cd0932d66afa6bce30fcab76880adc6e53d2ca540223cce2e13054f4 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:59:09,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:59:09,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:59:09,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:59:09,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:59:09,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:59:09,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:59:09,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:59:09,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:59:09,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:59:09,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:59:09,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:59:09,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:59:09,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:59:09,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:59:09,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:59:09,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:59:09,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:59:09,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:59:09,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:59:09,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:59:09,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:59:09,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:59:09,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:59:09,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:59:09,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:59:09,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:59:09,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:59:09,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:59:09,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:59:09,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:59:09,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:59:09,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:59:09,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:59:09,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:59:09,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:59:09,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:59:09,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:59:09,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:59:09,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:59:09,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:59:09,273 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:59:09,300 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:59:09,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:59:09,301 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:59:09,301 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:59:09,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:59:09,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:59:09,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:59:09,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:59:09,303 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:59:09,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:59:09,304 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:59:09,304 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:59:09,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:59:09,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:59:09,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:59:09,304 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:59:09,305 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:59:09,305 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:59:09,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:59:09,305 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:59:09,305 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:59:09,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:59:09,305 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:59:09,306 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:59:09,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:59:09,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:59:09,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:59:09,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:09,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:59:09,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:59:09,307 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:59:09,307 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:59:09,307 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:59:09,307 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:59:09,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:59:09,307 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:59:09,308 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:59:09,308 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 071be118cd0932d66afa6bce30fcab76880adc6e53d2ca540223cce2e13054f4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:59:09,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:59:09,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:59:09,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:59:09,554 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:59:09,555 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:59:09,555 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_11-equ_nr.i [2023-08-30 01:59:10,480 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:59:10,746 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:59:10,746 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_11-equ_nr.i [2023-08-30 01:59:10,757 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/114711e48/7d2dfe6d79be4a07a54b2007b784b6e7/FLAG0573e85c6 [2023-08-30 01:59:10,780 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/114711e48/7d2dfe6d79be4a07a54b2007b784b6e7 [2023-08-30 01:59:10,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:59:10,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:59:10,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:10,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:59:10,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:59:10,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:10" (1/1) ... [2023-08-30 01:59:10,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5215e9b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:10, skipping insertion in model container [2023-08-30 01:59:10,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:10" (1/1) ... [2023-08-30 01:59:10,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:59:10,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:59:11,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:11,160 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:59:11,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:11,263 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:59:11,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11 WrapperNode [2023-08-30 01:59:11,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:11,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:11,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:59:11,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:59:11,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,310 INFO L138 Inliner]: procedures = 266, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2023-08-30 01:59:11,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:11,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:59:11,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:59:11,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:59:11,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,343 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:59:11,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:59:11,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:59:11,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:59:11,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:11,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:59:11,381 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) [2023-08-30 01:59:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:59:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:59:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:59:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:59:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:59:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:59:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 01:59:11,406 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 01:59:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:59:11,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:59:11,407 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:59:11,400 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 [2023-08-30 01:59:11,575 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:59:11,577 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:59:11,750 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:59:11,754 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:59:11,755 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:59:11,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:11 BoogieIcfgContainer [2023-08-30 01:59:11,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:59:11,758 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:59:11,758 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:59:11,760 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:59:11,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:59:10" (1/3) ... [2023-08-30 01:59:11,761 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ea8ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:11, skipping insertion in model container [2023-08-30 01:59:11,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (2/3) ... [2023-08-30 01:59:11,761 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ea8ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:11, skipping insertion in model container [2023-08-30 01:59:11,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:11" (3/3) ... [2023-08-30 01:59:11,762 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_11-equ_nr.i [2023-08-30 01:59:11,774 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:59:11,775 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-30 01:59:11,775 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:59:11,843 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:59:11,851 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:59:11,857 INFO L158 Benchmark]: Toolchain (without parser) took 1073.31ms. Allocated memory is still 71.3MB. Free memory was 47.8MB in the beginning and 34.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,858 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:59:11,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.00ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 39.0MB in the end (delta: 8.6MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.95ms. Allocated memory is still 71.3MB. Free memory was 39.0MB in the beginning and 36.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,859 INFO L158 Benchmark]: Boogie Preprocessor took 37.02ms. Allocated memory is still 71.3MB. Free memory was 36.6MB in the beginning and 34.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,860 INFO L158 Benchmark]: RCFGBuilder took 405.59ms. Allocated memory is still 71.3MB. Free memory was 34.8MB in the beginning and 42.0MB in the end (delta: -7.2MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,860 INFO L158 Benchmark]: TraceAbstraction took 98.17ms. Allocated memory is still 71.3MB. Free memory was 41.1MB in the beginning and 34.0MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,863 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.00ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 39.0MB in the end (delta: 8.6MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.95ms. Allocated memory is still 71.3MB. Free memory was 39.0MB in the beginning and 36.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.02ms. Allocated memory is still 71.3MB. Free memory was 36.6MB in the beginning and 34.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 405.59ms. Allocated memory is still 71.3MB. Free memory was 34.8MB in the beginning and 42.0MB in the end (delta: -7.2MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * TraceAbstraction took 98.17ms. Allocated memory is still 71.3MB. Free memory was 41.1MB in the beginning and 34.0MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:59:11,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE