./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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/weaver/chl-exp-term-symm.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321 --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 [2023-08-29 09:11:57,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:11:57,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:11:57,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:11:57,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:11:57,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:11:57,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:11:57,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:11:57,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:11:57,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:11:57,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:11:57,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:11:57,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:11:57,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:11:57,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:11:57,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:11:57,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:11:57,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:11:57,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:11:57,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:11:57,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:11:57,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:11:57,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:11:57,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:11:57,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:11:57,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:11:57,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:11:57,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:11:57,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:11:57,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:11:57,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:11:57,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:11:57,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:11:57,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:11:57,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:11:57,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:11:57,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:11:57,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:11:57,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:11:57,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:11:57,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:11:57,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:11:57,340 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:11:57,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:11:57,341 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:11:57,342 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:11:57,343 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:11:57,343 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:11:57,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:11:57,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:11:57,344 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:11:57,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:11:57,345 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:11:57,345 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:11:57,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:11:57,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:11:57,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:11:57,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:11:57,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:11:57,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:11:57,346 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:11:57,347 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:11:57,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:11:57,347 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:11:57,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:11:57,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:11:57,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:11:57,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:11:57,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:11:57,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:11:57,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:11:57,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:11:57,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:11:57,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:11:57,350 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:11:57,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:11:57,350 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:11:57,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:11:57,350 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:11:57,351 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:11:57,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:11:57,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:11:57,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:11:57,691 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:11:57,691 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:11:57,692 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c [2023-08-29 09:11:58,774 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:11:58,992 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:11:58,993 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c [2023-08-29 09:11:59,002 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fad9af74/a7c2d0abbeb949529e75f27d4d0a988a/FLAG2653719c3 [2023-08-29 09:11:59,020 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fad9af74/a7c2d0abbeb949529e75f27d4d0a988a [2023-08-29 09:11:59,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:11:59,029 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:11:59,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:11:59,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:11:59,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:11:59,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c70e2db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59, skipping insertion in model container [2023-08-29 09:11:59,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:11:59,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:11:59,248 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c[2628,2641] [2023-08-29 09:11:59,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:11:59,263 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:11:59,286 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c[2628,2641] [2023-08-29 09:11:59,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:11:59,305 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:11:59,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59 WrapperNode [2023-08-29 09:11:59,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:11:59,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:11:59,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:11:59,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:11:59,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,371 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 254 [2023-08-29 09:11:59,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:11:59,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:11:59,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:11:59,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:11:59,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,421 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:11:59,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:11:59,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:11:59,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:11:59,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (1/1) ... [2023-08-29 09:11:59,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:11:59,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:11:59,463 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) [2023-08-29 09:11:59,489 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 [2023-08-29 09:11:59,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:11:59,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:11:59,506 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:11:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:11:59,506 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:11:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:11:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:11:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:11:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:11:59,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:11:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:11:59,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:11:59,509 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:11:59,693 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:11:59,695 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:12:00,132 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:12:00,142 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:12:00,142 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:12:00,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:12:00 BoogieIcfgContainer [2023-08-29 09:12:00,145 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:12:00,146 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:12:00,147 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:12:00,149 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:12:00,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:11:59" (1/3) ... [2023-08-29 09:12:00,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e144ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:12:00, skipping insertion in model container [2023-08-29 09:12:00,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:59" (2/3) ... [2023-08-29 09:12:00,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e144ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:12:00, skipping insertion in model container [2023-08-29 09:12:00,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:12:00" (3/3) ... [2023-08-29 09:12:00,152 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-exp-term-symm.wvr.c [2023-08-29 09:12:00,159 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:12:00,167 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:12:00,168 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2023-08-29 09:12:00,168 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:12:00,278 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:12:00,284 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) [2023-08-29 09:12:00,289 INFO L158 Benchmark]: Toolchain (without parser) took 1258.59ms. Allocated memory is still 94.4MB. Free memory was 72.3MB in the beginning and 65.0MB in the end (delta: 7.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-08-29 09:12:00,289 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:12:00,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.31ms. Allocated memory is still 94.4MB. Free memory was 72.1MB in the beginning and 60.3MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 09:12:00,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.45ms. Allocated memory is still 94.4MB. Free memory was 60.3MB in the beginning and 58.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:12:00,292 INFO L158 Benchmark]: Boogie Preprocessor took 61.96ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 56.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:12:00,293 INFO L158 Benchmark]: RCFGBuilder took 709.84ms. Allocated memory is still 94.4MB. Free memory was 56.2MB in the beginning and 54.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2023-08-29 09:12:00,294 INFO L158 Benchmark]: TraceAbstraction took 140.63ms. Allocated memory is still 94.4MB. Free memory was 54.5MB in the beginning and 65.0MB in the end (delta: -10.5MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-08-29 09:12:00,301 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.31ms. Allocated memory is still 94.4MB. Free memory was 72.1MB in the beginning and 60.3MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.45ms. Allocated memory is still 94.4MB. Free memory was 60.3MB in the beginning and 58.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.96ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 56.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 709.84ms. Allocated memory is still 94.4MB. Free memory was 56.2MB in the beginning and 54.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * TraceAbstraction took 140.63ms. Allocated memory is still 94.4MB. Free memory was 54.5MB in the beginning and 65.0MB in the end (delta: -10.5MB). Peak memory consumption was 14.4MB. 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. [2023-08-29 09:12:00,325 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/weaver/chl-exp-term-symm.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321 --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 [2023-08-29 09:12:02,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:12:02,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:12:02,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:12:02,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:12:02,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:12:02,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:12:02,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:12:02,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:12:02,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:12:02,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:12:02,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:12:02,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:12:02,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:12:02,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:12:02,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:12:02,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:12:02,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:12:02,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:12:02,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:12:02,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:12:02,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:12:02,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:12:02,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:12:02,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:12:02,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:12:02,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:12:02,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:12:02,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:12:02,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:12:02,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:12:02,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:12:02,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:12:02,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:12:02,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:12:02,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:12:02,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:12:02,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:12:02,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:12:02,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:12:02,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:12:02,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:12:02,400 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:12:02,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:12:02,402 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:12:02,402 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:12:02,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:12:02,403 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:12:02,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:12:02,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:12:02,404 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:12:02,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:12:02,405 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:12:02,405 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:12:02,405 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:12:02,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:12:02,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:12:02,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:12:02,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:12:02,406 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:12:02,406 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:12:02,407 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:12:02,407 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:12:02,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:12:02,407 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:12:02,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:12:02,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:12:02,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:12:02,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:12:02,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:12:02,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:12:02,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:12:02,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:12:02,409 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:12:02,409 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:12:02,410 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:12:02,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:12:02,410 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:12:02,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:12:02,410 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:12:02,411 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:12:02,411 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:12:02,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:12:02,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:12:02,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:12:02,729 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:12:02,729 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:12:02,730 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c [2023-08-29 09:12:03,915 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:12:04,127 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:12:04,129 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c [2023-08-29 09:12:04,136 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3eeafbc7/5ce56f70e17d41acb424f27fec0e58d8/FLAGf8c361544 [2023-08-29 09:12:04,161 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3eeafbc7/5ce56f70e17d41acb424f27fec0e58d8 [2023-08-29 09:12:04,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:12:04,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:12:04,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:12:04,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:12:04,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:12:04,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@295d802d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04, skipping insertion in model container [2023-08-29 09:12:04,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:12:04,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:12:04,349 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c[2628,2641] [2023-08-29 09:12:04,359 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:12:04,369 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:12:04,411 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-symm.wvr.c[2628,2641] [2023-08-29 09:12:04,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:12:04,428 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:12:04,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04 WrapperNode [2023-08-29 09:12:04,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:12:04,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:12:04,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:12:04,431 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:12:04,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,496 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 250 [2023-08-29 09:12:04,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:12:04,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:12:04,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:12:04,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:12:04,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,549 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:12:04,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:12:04,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:12:04,562 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:12:04,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (1/1) ... [2023-08-29 09:12:04,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:12:04,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:12:04,594 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) [2023-08-29 09:12:04,620 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 [2023-08-29 09:12:04,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:12:04,636 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:12:04,637 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:12:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:12:04,637 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:12:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:12:04,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:12:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:12:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:12:04,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:12:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:12:04,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:12:04,640 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:12:04,751 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:12:04,752 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:12:05,252 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:12:05,267 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:12:05,267 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:12:05,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:12:05 BoogieIcfgContainer [2023-08-29 09:12:05,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:12:05,272 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:12:05,287 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:12:05,290 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:12:05,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:12:04" (1/3) ... [2023-08-29 09:12:05,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d1a9724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:12:05, skipping insertion in model container [2023-08-29 09:12:05,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:04" (2/3) ... [2023-08-29 09:12:05,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d1a9724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:12:05, skipping insertion in model container [2023-08-29 09:12:05,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:12:05" (3/3) ... [2023-08-29 09:12:05,294 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-exp-term-symm.wvr.c [2023-08-29 09:12:05,301 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:12:05,310 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:12:05,311 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2023-08-29 09:12:05,311 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:12:05,460 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:12:05,466 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) [2023-08-29 09:12:05,470 INFO L158 Benchmark]: Toolchain (without parser) took 1304.10ms. Allocated memory is still 86.0MB. Free memory was 63.9MB in the beginning and 60.9MB in the end (delta: 3.0MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2023-08-29 09:12:05,471 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:12:05,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.57ms. Allocated memory is still 86.0MB. Free memory was 63.9MB in the beginning and 51.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:12:05,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.25ms. Allocated memory is still 86.0MB. Free memory was 51.8MB in the beginning and 49.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:12:05,472 INFO L158 Benchmark]: Boogie Preprocessor took 62.94ms. Allocated memory is still 86.0MB. Free memory was 49.4MB in the beginning and 47.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:12:05,473 INFO L158 Benchmark]: RCFGBuilder took 708.87ms. Allocated memory is still 86.0MB. Free memory was 47.3MB in the beginning and 47.3MB in the end (delta: -1.6kB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-08-29 09:12:05,474 INFO L158 Benchmark]: TraceAbstraction took 196.72ms. Allocated memory is still 86.0MB. Free memory was 46.8MB in the beginning and 60.9MB in the end (delta: -14.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-29 09:12:05,481 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 65.0MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.57ms. Allocated memory is still 86.0MB. Free memory was 63.9MB in the beginning and 51.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.25ms. Allocated memory is still 86.0MB. Free memory was 51.8MB in the beginning and 49.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.94ms. Allocated memory is still 86.0MB. Free memory was 49.4MB in the beginning and 47.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 708.87ms. Allocated memory is still 86.0MB. Free memory was 47.3MB in the beginning and 47.3MB in the end (delta: -1.6kB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * TraceAbstraction took 196.72ms. Allocated memory is still 86.0MB. Free memory was 46.8MB in the beginning and 60.9MB in the end (delta: -14.1MB). Peak memory consumption was 21.0MB. 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. [2023-08-29 09:12:05,505 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