./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe016_power.opt.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/pthread-wmm/safe016_power.opt.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 6b69d29db6700923687b32c5d8fab6e8f05fe2198d87348098263d957793e472 --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 12:23:32,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:23:32,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:23:32,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:23:32,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:23:32,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:23:32,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:23:32,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:23:32,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:23:32,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:23:32,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:23:32,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:23:32,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:23:32,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:23:32,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:23:32,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:23:32,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:23:32,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:23:32,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:23:32,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:23:32,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:23:32,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:23:32,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:23:32,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:23:32,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:23:32,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:23:32,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:23:32,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:23:32,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:23:32,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:23:32,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:23:32,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:23:32,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:23:32,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:23:32,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:23:32,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:23:32,335 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:23:32,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:23:32,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:23:32,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:23:32,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:23:32,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:23:32,370 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:23:32,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:23:32,371 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:23:32,371 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:23:32,372 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:23:32,372 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:23:32,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:23:32,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:23:32,373 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:23:32,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:23:32,374 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:23:32,374 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:23:32,375 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:23:32,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:23:32,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:23:32,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:23:32,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:23:32,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:23:32,376 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:23:32,376 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:23:32,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:23:32,376 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:23:32,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:23:32,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:23:32,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:23:32,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:23:32,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:32,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:23:32,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:23:32,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:23:32,378 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:23:32,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:23:32,379 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:23:32,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:23:32,379 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:23:32,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:23:32,379 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:23:32,380 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b69d29db6700923687b32c5d8fab6e8f05fe2198d87348098263d957793e472 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:23:32,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:23:32,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:23:32,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:23:32,676 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:23:32,676 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:23:32,677 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_power.opt.i [2023-08-30 12:23:33,862 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:23:34,154 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:23:34,154 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_power.opt.i [2023-08-30 12:23:34,174 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15ea332be/198ece0581164ba3899568bf49363fb3/FLAG0f42180fb [2023-08-30 12:23:34,186 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15ea332be/198ece0581164ba3899568bf49363fb3 [2023-08-30 12:23:34,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:23:34,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:23:34,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:34,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:23:34,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:23:34,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@221ace43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34, skipping insertion in model container [2023-08-30 12:23:34,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:23:34,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:23:34,368 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_power.opt.i[951,964] [2023-08-30 12:23:34,640 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:34,648 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:23:34,663 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_power.opt.i[951,964] [2023-08-30 12:23:34,727 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:34,765 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:34,765 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:34,771 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:23:34,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34 WrapperNode [2023-08-30 12:23:34,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:34,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:34,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:23:34,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:23:34,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,850 INFO L138 Inliner]: procedures = 177, calls = 91, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 184 [2023-08-30 12:23:34,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:34,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:23:34,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:23:34,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:23:34,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,906 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:23:34,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:23:34,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:23:34,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:23:34,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (1/1) ... [2023-08-30 12:23:34,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:34,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:23:34,960 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 12:23:34,979 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 12:23:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:23:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:23:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:23:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:23:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:23:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:23:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:23:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:23:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:23:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:23:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:23:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:23:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:23:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:23:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:23:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:23:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:23:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:23:35,008 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 12:23:35,179 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:23:35,181 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:23:35,727 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:23:36,069 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:23:36,070 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:23:36,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:36 BoogieIcfgContainer [2023-08-30 12:23:36,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:23:36,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:23:36,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:23:36,078 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:23:36,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:23:34" (1/3) ... [2023-08-30 12:23:36,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62113bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:36, skipping insertion in model container [2023-08-30 12:23:36,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:34" (2/3) ... [2023-08-30 12:23:36,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62113bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:36, skipping insertion in model container [2023-08-30 12:23:36,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:36" (3/3) ... [2023-08-30 12:23:36,081 INFO L112 eAbstractionObserver]: Analyzing ICFG safe016_power.opt.i [2023-08-30 12:23:36,088 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:23:36,097 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:23:36,097 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:23:36,097 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:23:36,185 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:23:36,192 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 12:23:36,197 INFO L158 Benchmark]: Toolchain (without parser) took 2007.61ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 46.0MB in the beginning and 55.1MB in the end (delta: -9.1MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2023-08-30 12:23:36,198 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:23:36,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 582.50ms. Allocated memory is still 69.2MB. Free memory was 45.7MB in the beginning and 36.7MB in the end (delta: 9.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 12:23:36,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.00ms. Allocated memory is still 69.2MB. Free memory was 36.4MB in the beginning and 33.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:36,200 INFO L158 Benchmark]: Boogie Preprocessor took 65.74ms. Allocated memory is still 69.2MB. Free memory was 33.6MB in the beginning and 31.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:36,201 INFO L158 Benchmark]: RCFGBuilder took 1154.12ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 31.0MB in the beginning and 46.7MB in the end (delta: -15.6MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-08-30 12:23:36,202 INFO L158 Benchmark]: TraceAbstraction took 120.94ms. Allocated memory is still 86.0MB. Free memory was 45.6MB in the beginning and 55.1MB in the end (delta: -9.5MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-08-30 12:23:36,209 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 582.50ms. Allocated memory is still 69.2MB. Free memory was 45.7MB in the beginning and 36.7MB in the end (delta: 9.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.00ms. Allocated memory is still 69.2MB. Free memory was 36.4MB in the beginning and 33.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.74ms. Allocated memory is still 69.2MB. Free memory was 33.6MB in the beginning and 31.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1154.12ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 31.0MB in the beginning and 46.7MB in the end (delta: -15.6MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * TraceAbstraction took 120.94ms. Allocated memory is still 86.0MB. Free memory was 45.6MB in the beginning and 55.1MB in the end (delta: -9.5MB). Peak memory consumption was 16.2MB. 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 12:23:36,233 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_power.opt.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 6b69d29db6700923687b32c5d8fab6e8f05fe2198d87348098263d957793e472 --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 12:23:38,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:23:38,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:23:38,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:23:38,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:23:38,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:23:38,055 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:23:38,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:23:38,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:23:38,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:23:38,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:23:38,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:23:38,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:23:38,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:23:38,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:23:38,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:23:38,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:23:38,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:23:38,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:23:38,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:23:38,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:23:38,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:23:38,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:23:38,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:23:38,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:23:38,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:23:38,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:23:38,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:23:38,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:23:38,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:23:38,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:23:38,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:23:38,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:23:38,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:23:38,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:23:38,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:23:38,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:23:38,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:23:38,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:23:38,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:23:38,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:23:38,095 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:23:38,125 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:23:38,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:23:38,127 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:23:38,127 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:23:38,128 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:23:38,128 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:23:38,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:23:38,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:23:38,129 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:23:38,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:23:38,130 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:23:38,130 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:23:38,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:23:38,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:23:38,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:23:38,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:23:38,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:23:38,132 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:23:38,132 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:23:38,132 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:23:38,132 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:23:38,132 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:23:38,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:23:38,133 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:23:38,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:23:38,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:23:38,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:23:38,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:23:38,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:38,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:23:38,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:23:38,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:23:38,135 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:23:38,135 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:23:38,135 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:23:38,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:23:38,135 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:23:38,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:23:38,136 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:23:38,136 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:23:38,136 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b69d29db6700923687b32c5d8fab6e8f05fe2198d87348098263d957793e472 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:23:38,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:23:38,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:23:38,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:23:38,441 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:23:38,441 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:23:38,442 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_power.opt.i [2023-08-30 12:23:39,538 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:23:39,810 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:23:39,810 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_power.opt.i [2023-08-30 12:23:39,830 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/986bcdf13/09455252818846f1b01fa9d6fffeaa11/FLAGe58a8b180 [2023-08-30 12:23:39,847 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/986bcdf13/09455252818846f1b01fa9d6fffeaa11 [2023-08-30 12:23:39,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:23:39,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:23:39,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:39,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:23:39,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:23:39,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:39" (1/1) ... [2023-08-30 12:23:39,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@145349a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:39, skipping insertion in model container [2023-08-30 12:23:39,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:39" (1/1) ... [2023-08-30 12:23:39,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:23:39,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:23:40,035 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_power.opt.i[951,964] [2023-08-30 12:23:40,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:40,264 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:23:40,275 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_power.opt.i[951,964] [2023-08-30 12:23:40,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:40,390 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:40,390 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:40,396 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:23:40,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40 WrapperNode [2023-08-30 12:23:40,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:40,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:40,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:23:40,398 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:23:40,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (1/1) ... [2023-08-30 12:23:40,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (1/1) ... [2023-08-30 12:23:40,483 INFO L138 Inliner]: procedures = 181, calls = 91, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 185 [2023-08-30 12:23:40,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:40,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:23:40,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:23:40,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:23:40,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (1/1) ... [2023-08-30 12:23:40,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (1/1) ... [2023-08-30 12:23:40,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (1/1) ... [2023-08-30 12:23:40,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (1/1) ... [2023-08-30 12:23:40,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (1/1) ... [2023-08-30 12:23:40,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (1/1) ... [2023-08-30 12:23:40,544 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (1/1) ... [2023-08-30 12:23:40,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (1/1) ... [2023-08-30 12:23:40,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:23:40,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:23:40,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:23:40,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:23:40,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (1/1) ... [2023-08-30 12:23:40,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:40,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:23:40,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:23:40,608 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 12:23:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:23:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:23:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:23:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:23:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:23:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:23:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:23:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:23:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:23:40,636 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:23:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:23:40,637 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:23:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:23:40,637 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:23:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:23:40,637 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:23:40,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:23:40,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:23:40,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:23:40,640 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:23:40,891 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:23:40,892 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:23:41,346 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:23:41,675 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:23:41,675 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:23:41,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:41 BoogieIcfgContainer [2023-08-30 12:23:41,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:23:41,679 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:23:41,680 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:23:41,682 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:23:41,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:23:39" (1/3) ... [2023-08-30 12:23:41,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25797367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:41, skipping insertion in model container [2023-08-30 12:23:41,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:40" (2/3) ... [2023-08-30 12:23:41,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25797367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:41, skipping insertion in model container [2023-08-30 12:23:41,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:41" (3/3) ... [2023-08-30 12:23:41,685 INFO L112 eAbstractionObserver]: Analyzing ICFG safe016_power.opt.i [2023-08-30 12:23:41,692 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:23:41,699 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:23:41,700 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:23:41,700 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:23:41,794 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:23:41,800 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 12:23:41,805 INFO L158 Benchmark]: Toolchain (without parser) took 1954.40ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 48.9MB in the beginning and 30.1MB in the end (delta: 18.7MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:41,806 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:23:41,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 546.15ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 41.7MB in the end (delta: 7.0MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:41,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.46ms. Allocated memory is still 71.3MB. Free memory was 41.4MB in the beginning and 38.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:41,808 INFO L158 Benchmark]: Boogie Preprocessor took 72.19ms. Allocated memory is still 71.3MB. Free memory was 38.7MB in the beginning and 35.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:41,809 INFO L158 Benchmark]: RCFGBuilder took 1117.62ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 35.4MB in the beginning and 52.0MB in the end (delta: -16.6MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-30 12:23:41,809 INFO L158 Benchmark]: TraceAbstraction took 124.36ms. Allocated memory is still 86.0MB. Free memory was 51.7MB in the beginning and 30.1MB in the end (delta: 21.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:41,817 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 58.7MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 546.15ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 41.7MB in the end (delta: 7.0MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.46ms. Allocated memory is still 71.3MB. Free memory was 41.4MB in the beginning and 38.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.19ms. Allocated memory is still 71.3MB. Free memory was 38.7MB in the beginning and 35.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1117.62ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 35.4MB in the beginning and 52.0MB in the end (delta: -16.6MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * TraceAbstraction took 124.36ms. Allocated memory is still 86.0MB. Free memory was 51.7MB in the beginning and 30.1MB in the end (delta: 21.6MB). Peak memory consumption was 23.1MB. 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 12:23:41,843 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