./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 81147b3e42a82bd92b2fd1c17836bc41bf8598e66ad2317620561a8ac507fa9a --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 22:29:17,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:29:17,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:29:17,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:29:17,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:29:17,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:29:17,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:29:17,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:29:17,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:29:17,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:29:17,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:29:17,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:29:17,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:29:17,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:29:17,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:29:17,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:29:17,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:29:17,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:29:17,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:29:17,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:29:17,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:29:17,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:29:17,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:29:17,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:29:17,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:29:17,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:29:17,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:29:17,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:29:17,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:29:17,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:29:17,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:29:17,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:29:17,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:29:17,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:29:17,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:29:17,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:29:17,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:29:17,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:29:17,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:29:17,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:29:17,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:29:17,866 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:29:17,891 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:29:17,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:29:17,892 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:29:17,892 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:29:17,893 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:29:17,893 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:29:17,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:29:17,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:29:17,894 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:29:17,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:29:17,894 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:29:17,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:29:17,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:29:17,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:29:17,895 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:29:17,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:29:17,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:29:17,895 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:29:17,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:29:17,896 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:29:17,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:29:17,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:29:17,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:29:17,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:29:17,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:29:17,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:29:17,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:29:17,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:29:17,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:29:17,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:29:17,897 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:29:17,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:29:17,898 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:29:17,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:29:17,898 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:29:17,898 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81147b3e42a82bd92b2fd1c17836bc41bf8598e66ad2317620561a8ac507fa9a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:29:18,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:29:18,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:29:18,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:29:18,126 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:29:18,126 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:29:18,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2023-08-30 22:29:19,114 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:29:19,293 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:29:19,294 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2023-08-30 22:29:19,304 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/937fc1f3f/c4d84048fab5495f920c7c04599eb384/FLAG846583117 [2023-08-30 22:29:19,313 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/937fc1f3f/c4d84048fab5495f920c7c04599eb384 [2023-08-30 22:29:19,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:29:19,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:29:19,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:29:19,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:29:19,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:29:19,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e99c32e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19, skipping insertion in model container [2023-08-30 22:29:19,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:29:19,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:29:19,466 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i[820,833] [2023-08-30 22:29:19,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:29:19,772 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:29:19,781 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i[820,833] [2023-08-30 22:29:19,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:29:19,876 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:29:19,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19 WrapperNode [2023-08-30 22:29:19,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:29:19,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:29:19,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:29:19,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:29:19,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,927 INFO L138 Inliner]: procedures = 364, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2023-08-30 22:29:19,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:29:19,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:29:19,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:29:19,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:29:19,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,959 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:29:19,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:29:19,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:29:19,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:29:19,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (1/1) ... [2023-08-30 22:29:19,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:29:19,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:29:19,989 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 22:29:19,996 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 22:29:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:29:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:29:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:29:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:29:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:29:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:29:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_mutex [2023-08-30 22:29:20,015 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_mutex [2023-08-30 22:29:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:29:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:29:20,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:29:20,016 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 22:29:20,131 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:29:20,132 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:29:20,224 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:29:20,229 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:29:20,229 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 22:29:20,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:29:20 BoogieIcfgContainer [2023-08-30 22:29:20,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:29:20,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:29:20,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:29:20,233 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:29:20,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:29:19" (1/3) ... [2023-08-30 22:29:20,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fa683f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:29:20, skipping insertion in model container [2023-08-30 22:29:20,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:19" (2/3) ... [2023-08-30 22:29:20,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fa683f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:29:20, skipping insertion in model container [2023-08-30 22:29:20,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:29:20" (3/3) ... [2023-08-30 22:29:20,235 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-1.i [2023-08-30 22:29:20,240 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:29:20,245 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:29:20,246 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:29:20,246 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:29:20,280 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 22:29:20,284 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 22:29:20,287 INFO L158 Benchmark]: Toolchain (without parser) took 971.75ms. Allocated memory is still 86.0MB. Free memory was 62.6MB in the beginning and 47.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-08-30 22:29:20,287 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:29:20,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.70ms. Allocated memory is still 86.0MB. Free memory was 62.3MB in the beginning and 44.2MB in the end (delta: 18.1MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-08-30 22:29:20,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.88ms. Allocated memory is still 86.0MB. Free memory was 44.2MB in the beginning and 41.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:29:20,289 INFO L158 Benchmark]: Boogie Preprocessor took 39.53ms. Allocated memory is still 86.0MB. Free memory was 41.7MB in the beginning and 40.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:29:20,289 INFO L158 Benchmark]: RCFGBuilder took 262.92ms. Allocated memory is still 86.0MB. Free memory was 40.4MB in the beginning and 53.7MB in the end (delta: -13.4MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2023-08-30 22:29:20,290 INFO L158 Benchmark]: TraceAbstraction took 54.80ms. Allocated memory is still 86.0MB. Free memory was 53.3MB in the beginning and 47.5MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:29:20,292 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 62.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 560.70ms. Allocated memory is still 86.0MB. Free memory was 62.3MB in the beginning and 44.2MB in the end (delta: 18.1MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.88ms. Allocated memory is still 86.0MB. Free memory was 44.2MB in the beginning and 41.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.53ms. Allocated memory is still 86.0MB. Free memory was 41.7MB in the beginning and 40.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 262.92ms. Allocated memory is still 86.0MB. Free memory was 40.4MB in the beginning and 53.7MB in the end (delta: -13.4MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * TraceAbstraction took 54.80ms. Allocated memory is still 86.0MB. Free memory was 53.3MB in the beginning and 47.5MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. 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 22:29:20,313 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 81147b3e42a82bd92b2fd1c17836bc41bf8598e66ad2317620561a8ac507fa9a --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 22:29:21,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:29:21,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:29:21,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:29:21,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:29:21,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:29:21,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:29:21,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:29:21,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:29:21,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:29:21,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:29:21,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:29:21,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:29:21,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:29:21,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:29:21,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:29:21,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:29:21,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:29:21,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:29:21,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:29:21,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:29:21,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:29:21,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:29:21,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:29:21,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:29:21,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:29:21,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:29:21,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:29:21,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:29:21,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:29:21,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:29:21,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:29:21,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:29:21,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:29:21,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:29:21,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:29:21,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:29:21,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:29:21,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:29:21,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:29:21,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:29:21,861 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:29:21,885 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:29:21,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:29:21,886 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:29:21,886 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:29:21,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:29:21,887 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:29:21,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:29:21,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:29:21,887 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:29:21,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:29:21,888 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:29:21,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:29:21,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:29:21,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:29:21,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:29:21,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:29:21,889 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:29:21,889 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:29:21,889 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:29:21,889 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:29:21,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:29:21,889 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:29:21,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:29:21,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:29:21,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:29:21,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:29:21,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:29:21,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:29:21,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:29:21,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:29:21,891 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:29:21,891 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:29:21,891 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:29:21,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:29:21,891 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:29:21,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:29:21,892 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:29:21,892 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:29:21,892 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81147b3e42a82bd92b2fd1c17836bc41bf8598e66ad2317620561a8ac507fa9a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:29:22,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:29:22,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:29:22,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:29:22,128 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:29:22,129 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:29:22,130 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2023-08-30 22:29:23,090 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:29:23,305 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:29:23,306 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2023-08-30 22:29:23,319 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf22a11dc/5cbc4039a65e42ab82a114c051fd50fb/FLAGa5ba621f1 [2023-08-30 22:29:23,338 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf22a11dc/5cbc4039a65e42ab82a114c051fd50fb [2023-08-30 22:29:23,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:29:23,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:29:23,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:29:23,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:29:23,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:29:23,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b2767f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23, skipping insertion in model container [2023-08-30 22:29:23,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:29:23,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:29:23,517 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i[820,833] [2023-08-30 22:29:23,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:29:23,753 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:29:23,765 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i[820,833] [2023-08-30 22:29:23,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:29:23,869 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:29:23,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23 WrapperNode [2023-08-30 22:29:23,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:29:23,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:29:23,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:29:23,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:29:23,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,928 INFO L138 Inliner]: procedures = 368, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2023-08-30 22:29:23,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:29:23,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:29:23,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:29:23,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:29:23,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,965 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:29:23,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:29:23,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:29:23,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:29:23,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (1/1) ... [2023-08-30 22:29:23,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:29:23,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:29:23,995 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 22:29:24,006 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 22:29:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:29:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:29:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:29:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:29:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:29:24,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:29:24,022 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:29:24,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:29:24,022 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_mutex [2023-08-30 22:29:24,022 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_mutex [2023-08-30 22:29:24,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:29:24,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:29:24,023 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 22:29:24,125 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:29:24,126 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:29:24,271 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:29:24,275 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:29:24,276 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 22:29:24,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:29:24 BoogieIcfgContainer [2023-08-30 22:29:24,277 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:29:24,278 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:29:24,279 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:29:24,280 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:29:24,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:29:23" (1/3) ... [2023-08-30 22:29:24,281 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1560f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:29:24, skipping insertion in model container [2023-08-30 22:29:24,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:23" (2/3) ... [2023-08-30 22:29:24,281 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1560f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:29:24, skipping insertion in model container [2023-08-30 22:29:24,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:29:24" (3/3) ... [2023-08-30 22:29:24,282 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-1.i [2023-08-30 22:29:24,287 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:29:24,293 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:29:24,293 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:29:24,294 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:29:24,328 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 22:29:24,332 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 22:29:24,335 INFO L158 Benchmark]: Toolchain (without parser) took 993.56ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 47.7MB in the beginning and 58.6MB in the end (delta: -10.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 22:29:24,336 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 77.6MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:29:24,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 527.86ms. Allocated memory is still 77.6MB. Free memory was 47.5MB in the beginning and 31.5MB in the end (delta: 16.0MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-08-30 22:29:24,336 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.12ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 31.5MB in the beginning and 82.8MB in the end (delta: -51.3MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-08-30 22:29:24,337 INFO L158 Benchmark]: Boogie Preprocessor took 44.99ms. Allocated memory is still 109.1MB. Free memory was 82.4MB in the beginning and 80.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:29:24,337 INFO L158 Benchmark]: RCFGBuilder took 301.95ms. Allocated memory is still 109.1MB. Free memory was 80.8MB in the beginning and 66.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:29:24,338 INFO L158 Benchmark]: TraceAbstraction took 55.72ms. Allocated memory is still 109.1MB. Free memory was 65.4MB in the beginning and 58.6MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:29:24,339 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 77.6MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 527.86ms. Allocated memory is still 77.6MB. Free memory was 47.5MB in the beginning and 31.5MB in the end (delta: 16.0MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.12ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 31.5MB in the beginning and 82.8MB in the end (delta: -51.3MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.99ms. Allocated memory is still 109.1MB. Free memory was 82.4MB in the beginning and 80.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 301.95ms. Allocated memory is still 109.1MB. Free memory was 80.8MB in the beginning and 66.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 55.72ms. Allocated memory is still 109.1MB. Free memory was 65.4MB in the beginning and 58.6MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. 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 22:29:24,353 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