./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_52-refine-protected-loop2-small_true.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_52-refine-protected-loop2-small_true.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8627cbce136f39d723fc0eaadf7d8371bf261a07ec5ac59da2e79df34069083d --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 12:28:29,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:28:29,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:28:30,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:28:30,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:28:30,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:28:30,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:28:30,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:28:30,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:28:30,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:28:30,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:28:30,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:28:30,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:28:30,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:28:30,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:28:30,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:28:30,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:28:30,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:28:30,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:28:30,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:28:30,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:28:30,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:28:30,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:28:30,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:28:30,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:28:30,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:28:30,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:28:30,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:28:30,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:28:30,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:28:30,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:28:30,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:28:30,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:28:30,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:28:30,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:28:30,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:28:30,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:28:30,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:28:30,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:28:30,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:28:30,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:28:30,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:28:30,113 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:28:30,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:28:30,114 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:28:30,115 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:28:30,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:28:30,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:28:30,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:28:30,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:28:30,116 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:28:30,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:28:30,116 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:28:30,116 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:28:30,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:28:30,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:28:30,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:28:30,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:28:30,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:28:30,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:28:30,117 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:28:30,117 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:28:30,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:28:30,117 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:28:30,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:28:30,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:28:30,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:28:30,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:28:30,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:28:30,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:28:30,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:28:30,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:28:30,118 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:28:30,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:28:30,119 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:28:30,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:28:30,119 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:28:30,119 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:28:30,119 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:28:30,119 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8627cbce136f39d723fc0eaadf7d8371bf261a07ec5ac59da2e79df34069083d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:28:30,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:28:30,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:28:30,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:28:30,453 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:28:30,454 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:28:30,455 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_52-refine-protected-loop2-small_true.i [2023-08-30 12:28:31,550 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:28:31,801 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:28:31,802 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_52-refine-protected-loop2-small_true.i [2023-08-30 12:28:31,815 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4099fd0e0/e9e21d2efc374a8dbcbede84fc274525/FLAGd7ad00c3f [2023-08-30 12:28:31,840 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4099fd0e0/e9e21d2efc374a8dbcbede84fc274525 [2023-08-30 12:28:31,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:28:31,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:28:31,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:28:31,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:28:31,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:28:31,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:28:31" (1/1) ... [2023-08-30 12:28:31,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53e561b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:31, skipping insertion in model container [2023-08-30 12:28:31,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:28:31" (1/1) ... [2023-08-30 12:28:31,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:28:31,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:28:32,059 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_52-refine-protected-loop2-small_true.i[1105,1118] [2023-08-30 12:28:32,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:28:32,212 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:28:32,225 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_52-refine-protected-loop2-small_true.i[1105,1118] [2023-08-30 12:28:32,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:28:32,304 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:28:32,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32 WrapperNode [2023-08-30 12:28:32,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:28:32,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:28:32,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:28:32,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:28:32,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (1/1) ... [2023-08-30 12:28:32,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (1/1) ... [2023-08-30 12:28:32,361 INFO L138 Inliner]: procedures = 162, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2023-08-30 12:28:32,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:28:32,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:28:32,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:28:32,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:28:32,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (1/1) ... [2023-08-30 12:28:32,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (1/1) ... [2023-08-30 12:28:32,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (1/1) ... [2023-08-30 12:28:32,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (1/1) ... [2023-08-30 12:28:32,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (1/1) ... [2023-08-30 12:28:32,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (1/1) ... [2023-08-30 12:28:32,397 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (1/1) ... [2023-08-30 12:28:32,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (1/1) ... [2023-08-30 12:28:32,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:28:32,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:28:32,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:28:32,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:28:32,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (1/1) ... [2023-08-30 12:28:32,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:28:32,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:28:32,440 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 12:28:32,445 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 12:28:32,466 INFO L130 BoogieDeclarations]: Found specification of procedure worker [2023-08-30 12:28:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure worker [2023-08-30 12:28:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:28:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:28:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:28:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:28:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:28:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:28:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:28:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:28:32,469 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 12:28:32,565 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:28:32,567 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:28:32,766 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:28:32,772 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:28:32,772 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-30 12:28:32,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:28:32 BoogieIcfgContainer [2023-08-30 12:28:32,774 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:28:32,789 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:28:32,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:28:32,793 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:28:32,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:28:31" (1/3) ... [2023-08-30 12:28:32,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ba1145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:28:32, skipping insertion in model container [2023-08-30 12:28:32,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:32" (2/3) ... [2023-08-30 12:28:32,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ba1145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:28:32, skipping insertion in model container [2023-08-30 12:28:32,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:28:32" (3/3) ... [2023-08-30 12:28:32,796 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_52-refine-protected-loop2-small_true.i [2023-08-30 12:28:32,803 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:28:32,810 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:28:32,811 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 12:28:32,811 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:28:32,895 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:28:32,907 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 12:28:32,911 INFO L158 Benchmark]: Toolchain (without parser) took 1065.89ms. Allocated memory is still 73.4MB. Free memory was 47.1MB in the beginning and 46.2MB in the end (delta: 877.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:28:32,913 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 34.1MB in the beginning and 34.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:28:32,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.59ms. Allocated memory is still 73.4MB. Free memory was 46.9MB in the beginning and 45.0MB in the end (delta: 1.9MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-08-30 12:28:32,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.37ms. Allocated memory is still 73.4MB. Free memory was 45.0MB in the beginning and 42.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:28:32,915 INFO L158 Benchmark]: Boogie Preprocessor took 41.68ms. Allocated memory is still 73.4MB. Free memory was 42.9MB in the beginning and 41.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:28:32,916 INFO L158 Benchmark]: RCFGBuilder took 368.55ms. Allocated memory is still 73.4MB. Free memory was 41.5MB in the beginning and 28.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:28:32,917 INFO L158 Benchmark]: TraceAbstraction took 119.84ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 46.2MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:28:32,920 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 34.1MB in the beginning and 34.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.59ms. Allocated memory is still 73.4MB. Free memory was 46.9MB in the beginning and 45.0MB in the end (delta: 1.9MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.37ms. Allocated memory is still 73.4MB. Free memory was 45.0MB in the beginning and 42.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.68ms. Allocated memory is still 73.4MB. Free memory was 42.9MB in the beginning and 41.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 368.55ms. Allocated memory is still 73.4MB. Free memory was 41.5MB in the beginning and 28.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 119.84ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 46.2MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:28:32,940 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/goblint-regression/13-privatized_52-refine-protected-loop2-small_true.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8627cbce136f39d723fc0eaadf7d8371bf261a07ec5ac59da2e79df34069083d --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 12:28:34,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:28:34,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:28:34,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:28:34,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:28:34,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:28:34,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:28:34,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:28:34,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:28:34,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:28:34,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:28:34,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:28:34,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:28:34,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:28:34,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:28:34,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:28:34,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:28:34,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:28:34,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:28:34,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:28:34,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:28:34,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:28:34,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:28:34,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:28:34,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:28:34,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:28:34,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:28:34,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:28:34,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:28:34,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:28:34,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:28:34,944 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:28:34,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:28:34,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:28:34,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:28:34,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:28:34,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:28:34,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:28:34,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:28:34,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:28:34,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:28:34,951 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:28:34,982 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:28:34,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:28:34,983 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:28:34,983 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:28:34,984 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:28:34,984 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:28:34,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:28:34,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:28:34,985 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:28:34,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:28:34,986 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:28:34,986 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:28:34,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:28:34,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:28:34,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:28:34,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:28:34,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:28:34,987 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:28:34,988 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:28:34,988 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:28:34,988 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:28:34,988 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:28:34,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:28:34,988 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:28:34,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:28:34,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:28:34,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:28:34,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:28:34,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:28:34,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:28:34,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:28:34,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:28:34,990 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:28:34,991 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:28:34,991 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:28:34,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:28:34,991 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:28:34,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:28:34,991 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:28:34,992 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:28:34,992 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8627cbce136f39d723fc0eaadf7d8371bf261a07ec5ac59da2e79df34069083d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:28:35,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:28:35,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:28:35,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:28:35,308 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:28:35,308 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:28:35,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_52-refine-protected-loop2-small_true.i [2023-08-30 12:28:36,573 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:28:36,861 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:28:36,865 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_52-refine-protected-loop2-small_true.i [2023-08-30 12:28:36,888 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e343dd8/039345ecd1114d84a3d04105283e155a/FLAGc8258dacc [2023-08-30 12:28:36,903 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e343dd8/039345ecd1114d84a3d04105283e155a [2023-08-30 12:28:36,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:28:36,907 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:28:36,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:28:36,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:28:36,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:28:36,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:28:36" (1/1) ... [2023-08-30 12:28:36,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f89ab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:36, skipping insertion in model container [2023-08-30 12:28:36,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:28:36" (1/1) ... [2023-08-30 12:28:36,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:28:36,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:28:37,126 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_52-refine-protected-loop2-small_true.i[1105,1118] [2023-08-30 12:28:37,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:28:37,306 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:28:37,320 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_52-refine-protected-loop2-small_true.i[1105,1118] [2023-08-30 12:28:37,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:28:37,388 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:28:37,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37 WrapperNode [2023-08-30 12:28:37,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:28:37,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:28:37,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:28:37,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:28:37,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (1/1) ... [2023-08-30 12:28:37,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (1/1) ... [2023-08-30 12:28:37,448 INFO L138 Inliner]: procedures = 166, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2023-08-30 12:28:37,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:28:37,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:28:37,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:28:37,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:28:37,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (1/1) ... [2023-08-30 12:28:37,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (1/1) ... [2023-08-30 12:28:37,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (1/1) ... [2023-08-30 12:28:37,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (1/1) ... [2023-08-30 12:28:37,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (1/1) ... [2023-08-30 12:28:37,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (1/1) ... [2023-08-30 12:28:37,473 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (1/1) ... [2023-08-30 12:28:37,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (1/1) ... [2023-08-30 12:28:37,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:28:37,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:28:37,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:28:37,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:28:37,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (1/1) ... [2023-08-30 12:28:37,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:28:37,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:28:37,505 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 12:28:37,512 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 12:28:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure worker [2023-08-30 12:28:37,538 INFO L138 BoogieDeclarations]: Found implementation of procedure worker [2023-08-30 12:28:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:28:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:28:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:28:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:28:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:28:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:28:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:28:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:28:37,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:28:37,541 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 12:28:37,675 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:28:37,677 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:28:37,906 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:28:37,912 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:28:37,914 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-30 12:28:37,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:28:37 BoogieIcfgContainer [2023-08-30 12:28:37,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:28:37,918 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:28:37,918 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:28:37,920 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:28:37,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:28:36" (1/3) ... [2023-08-30 12:28:37,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a42c028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:28:37, skipping insertion in model container [2023-08-30 12:28:37,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:28:37" (2/3) ... [2023-08-30 12:28:37,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a42c028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:28:37, skipping insertion in model container [2023-08-30 12:28:37,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:28:37" (3/3) ... [2023-08-30 12:28:37,923 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_52-refine-protected-loop2-small_true.i [2023-08-30 12:28:37,930 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:28:37,938 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:28:37,939 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 12:28:37,939 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:28:38,021 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:28:38,028 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 12:28:38,033 INFO L158 Benchmark]: Toolchain (without parser) took 1125.68ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 38.7MB in the end (delta: 23.0MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-08-30 12:28:38,034 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:28:38,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.32ms. Allocated memory is still 83.9MB. Free memory was 61.4MB in the beginning and 41.6MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 12:28:38,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.84ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 62.5MB in the end (delta: -21.0MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2023-08-30 12:28:38,036 INFO L158 Benchmark]: Boogie Preprocessor took 26.93ms. Allocated memory is still 83.9MB. Free memory was 62.5MB in the beginning and 60.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:28:38,037 INFO L158 Benchmark]: RCFGBuilder took 437.60ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 46.6MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:28:38,038 INFO L158 Benchmark]: TraceAbstraction took 114.34ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 38.7MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 12:28:38,045 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 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.32ms. Allocated memory is still 83.9MB. Free memory was 61.4MB in the beginning and 41.6MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.84ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 62.5MB in the end (delta: -21.0MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.93ms. Allocated memory is still 83.9MB. Free memory was 62.5MB in the beginning and 60.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 437.60ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 46.6MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 114.34ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 38.7MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:28:38,072 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 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