./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c --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/weaver/parallel-parallel-sum-equiv.wvr.c -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 d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 --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 12:31:54,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:31:54,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:31:54,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:31:54,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:31:54,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:31:54,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:31:54,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:31:54,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:31:54,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:31:54,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:31:54,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:31:54,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:31:54,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:31:54,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:31:54,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:31:54,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:31:54,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:31:54,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:31:54,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:31:54,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:31:54,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:31:54,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:31:54,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:31:54,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:31:54,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:31:54,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:31:54,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:31:54,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:31:54,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:31:54,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:31:54,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:31:54,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:31:54,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:31:54,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:31:54,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:31:54,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:31:54,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:31:54,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:31:54,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:31:54,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:31:54,283 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:31:54,304 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:31:54,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:31:54,305 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:31:54,306 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:31:54,306 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:31:54,306 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:31:54,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:31:54,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:31:54,307 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:31:54,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:31:54,308 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:31:54,308 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:31:54,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:31:54,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:31:54,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:31:54,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:31:54,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:31:54,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:31:54,309 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:31:54,309 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:31:54,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:31:54,309 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:31:54,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:31:54,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:31:54,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:31:54,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:31:54,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:54,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:31:54,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:31:54,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:31:54,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:31:54,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:31:54,311 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:31:54,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:31:54,311 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:31:54,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:31:54,312 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:31:54,312 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:31:54,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:31:54,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:31:54,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:31:54,543 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:31:54,543 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:31:54,544 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c [2023-08-30 12:31:55,592 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:31:55,814 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:31:55,815 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c [2023-08-30 12:31:55,823 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01554acb5/d6dd2d8026764d30a6e53f40f3145399/FLAGd0e262990 [2023-08-30 12:31:55,832 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01554acb5/d6dd2d8026764d30a6e53f40f3145399 [2023-08-30 12:31:55,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:31:55,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:31:55,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:55,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:31:55,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:31:55,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:55" (1/1) ... [2023-08-30 12:31:55,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46a9356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:55, skipping insertion in model container [2023-08-30 12:31:55,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:55" (1/1) ... [2023-08-30 12:31:55,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:31:55,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:31:56,041 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2023-08-30 12:31:56,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:56,059 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:31:56,097 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2023-08-30 12:31:56,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:56,112 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:56,113 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:56,117 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:31:56,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56 WrapperNode [2023-08-30 12:31:56,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:56,120 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:56,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:31:56,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:31:56,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (1/1) ... [2023-08-30 12:31:56,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (1/1) ... [2023-08-30 12:31:56,159 INFO L138 Inliner]: procedures = 27, calls = 73, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 309 [2023-08-30 12:31:56,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:56,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:31:56,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:31:56,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:31:56,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (1/1) ... [2023-08-30 12:31:56,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (1/1) ... [2023-08-30 12:31:56,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (1/1) ... [2023-08-30 12:31:56,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (1/1) ... [2023-08-30 12:31:56,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (1/1) ... [2023-08-30 12:31:56,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (1/1) ... [2023-08-30 12:31:56,191 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (1/1) ... [2023-08-30 12:31:56,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (1/1) ... [2023-08-30 12:31:56,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:31:56,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:31:56,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:31:56,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:31:56,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (1/1) ... [2023-08-30 12:31:56,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:56,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:31:56,262 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 12:31:56,305 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 12:31:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:31:56,331 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:31:56,331 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:31:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:31:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:31:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 12:31:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 12:31:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:31:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:31:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:31:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:31:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:31:56,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:31:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:31:56,335 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 12:31:56,437 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:31:56,438 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:31:56,857 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:31:57,238 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:31:57,239 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-30 12:31:57,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:57 BoogieIcfgContainer [2023-08-30 12:31:57,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:31:57,245 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:31:57,246 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:31:57,248 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:31:57,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:31:55" (1/3) ... [2023-08-30 12:31:57,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7004df0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:57, skipping insertion in model container [2023-08-30 12:31:57,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:56" (2/3) ... [2023-08-30 12:31:57,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7004df0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:57, skipping insertion in model container [2023-08-30 12:31:57,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:57" (3/3) ... [2023-08-30 12:31:57,251 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-equiv.wvr.c [2023-08-30 12:31:57,257 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:31:57,265 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:31:57,265 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2023-08-30 12:31:57,265 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:31:57,412 INFO L144 ThreadInstanceAdder]: Constructed 10 joinOtherThreadTransitions. [2023-08-30 12:31:57,417 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 12:31:57,422 INFO L158 Benchmark]: Toolchain (without parser) took 1587.07ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 36.9MB in the beginning and 53.2MB in the end (delta: -16.2MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-08-30 12:31:57,423 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 48.2MB. Free memory was 26.6MB in the beginning and 26.5MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:31:57,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.13ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 38.2MB in the end (delta: -1.5MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-08-30 12:31:57,424 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.97ms. Allocated memory is still 58.7MB. Free memory was 38.2MB in the beginning and 35.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:31:57,425 INFO L158 Benchmark]: Boogie Preprocessor took 33.98ms. Allocated memory is still 58.7MB. Free memory was 35.5MB in the beginning and 33.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:57,425 INFO L158 Benchmark]: RCFGBuilder took 1047.78ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 33.4MB in the beginning and 63.8MB in the end (delta: -30.4MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-08-30 12:31:57,427 INFO L158 Benchmark]: TraceAbstraction took 175.21ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 53.2MB in the end (delta: 10.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2023-08-30 12:31:57,433 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 48.2MB. Free memory was 26.6MB in the beginning and 26.5MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.13ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 38.2MB in the end (delta: -1.5MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.97ms. Allocated memory is still 58.7MB. Free memory was 38.2MB in the beginning and 35.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.98ms. Allocated memory is still 58.7MB. Free memory was 35.5MB in the beginning and 33.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1047.78ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 33.4MB in the beginning and 63.8MB in the end (delta: -30.4MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * TraceAbstraction took 175.21ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 53.2MB in the end (delta: 10.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:31:57,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c -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 d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 --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 12:31:59,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:31:59,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:31:59,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:31:59,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:31:59,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:31:59,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:31:59,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:31:59,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:31:59,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:31:59,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:31:59,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:31:59,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:31:59,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:31:59,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:31:59,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:31:59,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:31:59,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:31:59,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:31:59,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:31:59,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:31:59,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:31:59,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:31:59,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:31:59,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:31:59,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:31:59,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:31:59,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:31:59,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:31:59,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:31:59,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:31:59,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:31:59,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:31:59,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:31:59,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:31:59,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:31:59,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:31:59,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:31:59,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:31:59,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:31:59,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:31:59,450 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:31:59,490 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:31:59,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:31:59,491 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:31:59,491 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:31:59,492 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:31:59,492 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:31:59,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:31:59,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:31:59,493 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:31:59,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:31:59,494 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:31:59,494 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:31:59,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:31:59,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:31:59,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:31:59,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:31:59,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:31:59,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:31:59,495 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:31:59,495 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:31:59,495 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:31:59,495 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:31:59,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:31:59,496 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:31:59,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:31:59,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:31:59,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:31:59,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:31:59,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:59,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:31:59,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:31:59,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:31:59,497 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:31:59,497 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:31:59,497 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:31:59,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:31:59,508 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:31:59,509 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:31:59,509 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:31:59,509 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:31:59,509 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:31:59,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:31:59,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:31:59,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:31:59,794 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:31:59,794 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:31:59,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c [2023-08-30 12:32:00,760 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:32:00,969 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:32:00,970 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c [2023-08-30 12:32:00,995 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e30b94b3e/fc25581d63f44b8da8b868dc83ecc303/FLAGb676546cb [2023-08-30 12:32:01,009 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e30b94b3e/fc25581d63f44b8da8b868dc83ecc303 [2023-08-30 12:32:01,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:32:01,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:32:01,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:32:01,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:32:01,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:32:01,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2102669d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01, skipping insertion in model container [2023-08-30 12:32:01,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:32:01,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:32:01,201 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2023-08-30 12:32:01,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:32:01,231 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 12:32:01,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:32:01,261 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2023-08-30 12:32:01,269 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:32:01,284 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:32:01,306 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2023-08-30 12:32:01,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:32:01,325 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:32:01,326 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:32:01,330 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:32:01,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01 WrapperNode [2023-08-30 12:32:01,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:32:01,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:32:01,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:32:01,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:32:01,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,365 INFO L138 Inliner]: procedures = 29, calls = 73, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 297 [2023-08-30 12:32:01,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:32:01,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:32:01,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:32:01,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:32:01,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,389 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:32:01,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:32:01,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:32:01,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:32:01,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (1/1) ... [2023-08-30 12:32:01,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:32:01,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:32:01,430 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 12:32:01,457 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 12:32:01,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:32:01,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:32:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:32:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:32:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:32:01,479 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:32:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:32:01,479 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:32:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:32:01,479 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:32:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 12:32:01,480 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 12:32:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:32:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:32:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:32:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:32:01,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:32:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:32:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:32:01,481 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 12:32:01,563 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:32:01,565 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:32:01,974 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:32:02,314 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:32:02,314 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-30 12:32:02,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:32:02 BoogieIcfgContainer [2023-08-30 12:32:02,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:32:02,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:32:02,319 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:32:02,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:32:02,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:32:01" (1/3) ... [2023-08-30 12:32:02,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65d7ebfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:32:02, skipping insertion in model container [2023-08-30 12:32:02,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:01" (2/3) ... [2023-08-30 12:32:02,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65d7ebfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:32:02, skipping insertion in model container [2023-08-30 12:32:02,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:32:02" (3/3) ... [2023-08-30 12:32:02,324 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-equiv.wvr.c [2023-08-30 12:32:02,331 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:32:02,337 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:32:02,337 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2023-08-30 12:32:02,338 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:32:02,459 INFO L144 ThreadInstanceAdder]: Constructed 10 joinOtherThreadTransitions. [2023-08-30 12:32:02,464 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 12:32:02,470 INFO L158 Benchmark]: Toolchain (without parser) took 1456.58ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 42.4MB in the beginning and 54.9MB in the end (delta: -12.5MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2023-08-30 12:32:02,470 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 50.3MB. Free memory is still 28.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:32:02,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.01ms. Allocated memory is still 65.0MB. Free memory was 42.3MB in the beginning and 43.2MB in the end (delta: -929.6kB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-08-30 12:32:02,471 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.78ms. Allocated memory is still 65.0MB. Free memory was 43.2MB in the beginning and 40.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:32:02,472 INFO L158 Benchmark]: Boogie Preprocessor took 27.19ms. Allocated memory is still 65.0MB. Free memory was 40.4MB in the beginning and 38.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:32:02,473 INFO L158 Benchmark]: RCFGBuilder took 923.15ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.0MB in the beginning and 52.0MB in the end (delta: -13.9MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-08-30 12:32:02,474 INFO L158 Benchmark]: TraceAbstraction took 149.65ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 51.0MB in the beginning and 54.9MB in the end (delta: -4.0MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-08-30 12:32:02,478 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 50.3MB. Free memory is still 28.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.01ms. Allocated memory is still 65.0MB. Free memory was 42.3MB in the beginning and 43.2MB in the end (delta: -929.6kB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.78ms. Allocated memory is still 65.0MB. Free memory was 43.2MB in the beginning and 40.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.19ms. Allocated memory is still 65.0MB. Free memory was 40.4MB in the beginning and 38.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 923.15ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.0MB in the beginning and 52.0MB in the end (delta: -13.9MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * TraceAbstraction took 149.65ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 51.0MB in the beginning and 54.9MB in the end (delta: -4.0MB). Peak memory consumption was 24.6MB. 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 12:32:02,495 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