./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.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/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.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 672adc4cc5a37e070cc95d046193d9ccd4d73b39f78c06c79ee40c1584c27afa --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 22:29:41,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:29:41,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:29:41,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:29:41,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:29:41,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:29:41,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:29:41,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:29:41,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:29:41,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:29:41,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:29:41,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:29:41,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:29:41,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:29:41,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:29:41,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:29:41,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:29:41,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:29:41,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:29:41,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:29:41,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:29:41,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:29:41,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:29:41,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:29:41,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:29:41,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:29:41,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:29:41,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:29:41,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:29:41,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:29:41,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:29:41,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:29:41,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:29:41,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:29:41,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:29:41,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:29:41,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:29:41,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:29:41,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:29:41,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:29:41,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:29:41,282 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:29:41,307 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:29:41,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:29:41,309 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:29:41,309 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:29:41,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:29:41,310 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:29:41,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:29:41,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:29:41,311 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:29:41,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:29:41,312 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:29:41,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:29:41,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:29:41,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:29:41,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:29:41,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:29:41,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:29:41,313 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:29:41,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:29:41,313 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:29:41,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:29:41,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:29:41,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:29:41,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:29:41,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:29:41,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:29:41,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:29:41,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:29:41,315 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:29:41,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:29:41,315 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:29:41,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:29:41,316 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:29:41,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:29:41,316 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:29:41,316 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 672adc4cc5a37e070cc95d046193d9ccd4d73b39f78c06c79ee40c1584c27afa Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:29:41,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:29:41,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:29:41,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:29:41,638 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:29:41,638 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:29:41,640 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i [2023-08-30 22:29:42,761 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:29:43,005 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:29:43,005 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i [2023-08-30 22:29:43,016 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b671bc4c6/b7110df5de7845859a82d20ea8c08d11/FLAG94d5bb90a [2023-08-30 22:29:43,032 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b671bc4c6/b7110df5de7845859a82d20ea8c08d11 [2023-08-30 22:29:43,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:29:43,035 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:29:43,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:29:43,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:29:43,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:29:43,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c384b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43, skipping insertion in model container [2023-08-30 22:29:43,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:29:43,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:29:43,200 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i[1097,1110] [2023-08-30 22:29:43,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:29:43,332 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:29:43,343 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i[1097,1110] [2023-08-30 22:29:43,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:29:43,462 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:29:43,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43 WrapperNode [2023-08-30 22:29:43,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:29:43,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:29:43,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:29:43,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:29:43,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,524 INFO L138 Inliner]: procedures = 163, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2023-08-30 22:29:43,524 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:29:43,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:29:43,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:29:43,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:29:43,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,559 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:29:43,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:29:43,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:29:43,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:29:43,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (1/1) ... [2023-08-30 22:29:43,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:29:43,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:29:43,618 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 22:29:43,628 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 22:29:43,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:29:43,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:29:43,651 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:29:43,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:29:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:29:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 22:29:43,652 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 22:29:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:29:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:29:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:29:43,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:29:43,654 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 22:29:43,758 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:29:43,760 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:29:43,963 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:29:43,968 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:29:43,984 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:29:43,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:29:43 BoogieIcfgContainer [2023-08-30 22:29:43,987 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:29:43,988 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:29:43,988 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:29:43,991 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:29:43,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:29:43" (1/3) ... [2023-08-30 22:29:43,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@209d8a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:29:43, skipping insertion in model container [2023-08-30 22:29:43,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:43" (2/3) ... [2023-08-30 22:29:43,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@209d8a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:29:43, skipping insertion in model container [2023-08-30 22:29:43,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:29:43" (3/3) ... [2023-08-30 22:29:43,993 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_unknown_2_pos.i [2023-08-30 22:29:44,001 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:29:44,023 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:29:44,023 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:29:44,023 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:29:44,100 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 22:29:44,115 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 22:29:44,121 INFO L158 Benchmark]: Toolchain (without parser) took 1085.54ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 45.6MB in the beginning and 40.0MB in the end (delta: 5.6MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-08-30 22:29:44,123 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 46.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:29:44,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.39ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 45.4MB in the beginning and 62.3MB in the end (delta: -16.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-08-30 22:29:44,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.17ms. Allocated memory is still 88.1MB. Free memory was 62.3MB in the beginning and 60.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:29:44,125 INFO L158 Benchmark]: Boogie Preprocessor took 43.72ms. Allocated memory is still 88.1MB. Free memory was 60.2MB in the beginning and 59.3MB in the end (delta: 928.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:29:44,125 INFO L158 Benchmark]: RCFGBuilder took 417.00ms. Allocated memory is still 88.1MB. Free memory was 58.9MB in the beginning and 46.7MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:29:44,126 INFO L158 Benchmark]: TraceAbstraction took 131.57ms. Allocated memory is still 88.1MB. Free memory was 45.9MB in the beginning and 40.0MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:29:44,133 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 69.2MB. Free memory was 46.6MB in the beginning and 46.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.39ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 45.4MB in the beginning and 62.3MB in the end (delta: -16.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.17ms. Allocated memory is still 88.1MB. Free memory was 62.3MB in the beginning and 60.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.72ms. Allocated memory is still 88.1MB. Free memory was 60.2MB in the beginning and 59.3MB in the end (delta: 928.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 417.00ms. Allocated memory is still 88.1MB. Free memory was 58.9MB in the beginning and 46.7MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 131.57ms. Allocated memory is still 88.1MB. Free memory was 45.9MB in the beginning and 40.0MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:29:44,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.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 672adc4cc5a37e070cc95d046193d9ccd4d73b39f78c06c79ee40c1584c27afa --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 22:29:46,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:29:46,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:29:46,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:29:46,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:29:46,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:29:46,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:29:46,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:29:46,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:29:46,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:29:46,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:29:46,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:29:46,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:29:46,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:29:46,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:29:46,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:29:46,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:29:46,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:29:46,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:29:46,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:29:46,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:29:46,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:29:46,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:29:46,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:29:46,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:29:46,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:29:46,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:29:46,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:29:46,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:29:46,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:29:46,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:29:46,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:29:46,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:29:46,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:29:46,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:29:46,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:29:46,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:29:46,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:29:46,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:29:46,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:29:46,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:29:46,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:29:46,167 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:29:46,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:29:46,168 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:29:46,169 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:29:46,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:29:46,170 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:29:46,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:29:46,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:29:46,171 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:29:46,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:29:46,172 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:29:46,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:29:46,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:29:46,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:29:46,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:29:46,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:29:46,173 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:29:46,173 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:29:46,173 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:29:46,173 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:29:46,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:29:46,174 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:29:46,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:29:46,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:29:46,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:29:46,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:29:46,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:29:46,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:29:46,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:29:46,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:29:46,175 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:29:46,176 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:29:46,176 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:29:46,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:29:46,176 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:29:46,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:29:46,177 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:29:46,177 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:29:46,177 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 672adc4cc5a37e070cc95d046193d9ccd4d73b39f78c06c79ee40c1584c27afa Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:29:46,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:29:46,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:29:46,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:29:46,535 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:29:46,536 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:29:46,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i [2023-08-30 22:29:47,686 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:29:47,987 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:29:47,987 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i [2023-08-30 22:29:48,000 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4978cdb36/fb186d9de80e4e499c10003da1e7a725/FLAG3de3394b5 [2023-08-30 22:29:48,015 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4978cdb36/fb186d9de80e4e499c10003da1e7a725 [2023-08-30 22:29:48,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:29:48,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:29:48,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:29:48,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:29:48,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:29:48,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f914f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48, skipping insertion in model container [2023-08-30 22:29:48,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:29:48,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:29:48,247 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i[1097,1110] [2023-08-30 22:29:48,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:29:48,435 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:29:48,450 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_2_pos.i[1097,1110] [2023-08-30 22:29:48,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:29:48,584 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:29:48,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48 WrapperNode [2023-08-30 22:29:48,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:29:48,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:29:48,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:29:48,586 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:29:48,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,649 INFO L138 Inliner]: procedures = 167, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2023-08-30 22:29:48,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:29:48,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:29:48,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:29:48,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:29:48,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,694 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:29:48,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:29:48,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:29:48,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:29:48,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (1/1) ... [2023-08-30 22:29:48,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:29:48,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:29:48,734 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 22:29:48,742 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 22:29:48,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:29:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:29:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:29:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:29:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 22:29:48,804 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 22:29:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:29:48,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:29:48,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:29:48,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:29:48,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:29:48,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:29:48,806 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 22:29:48,974 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:29:48,976 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:29:49,118 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:29:49,123 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:29:49,124 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:29:49,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:29:49 BoogieIcfgContainer [2023-08-30 22:29:49,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:29:49,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:29:49,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:29:49,130 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:29:49,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:29:48" (1/3) ... [2023-08-30 22:29:49,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25865cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:29:49, skipping insertion in model container [2023-08-30 22:29:49,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:29:48" (2/3) ... [2023-08-30 22:29:49,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25865cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:29:49, skipping insertion in model container [2023-08-30 22:29:49,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:29:49" (3/3) ... [2023-08-30 22:29:49,132 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_unknown_2_pos.i [2023-08-30 22:29:49,138 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:29:49,153 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:29:49,153 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:29:49,153 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:29:49,209 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 22:29:49,215 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 22:29:49,218 INFO L158 Benchmark]: Toolchain (without parser) took 1199.93ms. Allocated memory is still 75.5MB. Free memory was 52.2MB in the beginning and 48.6MB in the end (delta: 3.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-08-30 22:29:49,219 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:29:49,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 565.31ms. Allocated memory is still 75.5MB. Free memory was 52.0MB in the beginning and 50.2MB in the end (delta: 1.8MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-08-30 22:29:49,220 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.13ms. Allocated memory is still 75.5MB. Free memory was 50.2MB in the beginning and 48.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:29:49,220 INFO L158 Benchmark]: Boogie Preprocessor took 51.36ms. Allocated memory is still 75.5MB. Free memory was 48.1MB in the beginning and 46.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:29:49,221 INFO L158 Benchmark]: RCFGBuilder took 423.26ms. Allocated memory is still 75.5MB. Free memory was 46.3MB in the beginning and 33.2MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:29:49,221 INFO L158 Benchmark]: TraceAbstraction took 90.02ms. Allocated memory is still 75.5MB. Free memory was 32.6MB in the beginning and 48.6MB in the end (delta: -16.1MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-08-30 22:29:49,223 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 565.31ms. Allocated memory is still 75.5MB. Free memory was 52.0MB in the beginning and 50.2MB in the end (delta: 1.8MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.13ms. Allocated memory is still 75.5MB. Free memory was 50.2MB in the beginning and 48.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.36ms. Allocated memory is still 75.5MB. Free memory was 48.1MB in the beginning and 46.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.26ms. Allocated memory is still 75.5MB. Free memory was 46.3MB in the beginning and 33.2MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 90.02ms. Allocated memory is still 75.5MB. Free memory was 32.6MB in the beginning and 48.6MB in the end (delta: -16.1MB). Peak memory consumption was 6.5MB. 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 22:29:49,239 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