./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.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/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.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 48c4b734419752ee9918164f01e542b34e2482d2668432fb42f6f1192b7f0b6a --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 12:24:49,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:24:49,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:24:49,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:24:49,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:24:49,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:24:49,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:24:49,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:24:49,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:24:49,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:24:49,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:24:49,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:24:49,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:24:49,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:24:49,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:24:49,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:24:49,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:24:49,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:24:49,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:24:49,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:24:49,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:24:49,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:24:49,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:24:49,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:24:49,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:24:49,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:24:49,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:24:49,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:24:49,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:24:49,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:24:49,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:24:49,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:24:49,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:24:49,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:24:49,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:24:49,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:24:49,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:24:49,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:24:49,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:24:49,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:24:49,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:24:49,638 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:24:49,666 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:24:49,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:24:49,667 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:24:49,667 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:24:49,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:24:49,668 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:24:49,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:24:49,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:24:49,668 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:24:49,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:24:49,669 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:24:49,669 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:24:49,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:24:49,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:24:49,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:24:49,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:24:49,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:24:49,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:24:49,670 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:24:49,671 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:24:49,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:24:49,671 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:24:49,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:24:49,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:24:49,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:24:49,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:24:49,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:49,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:24:49,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:24:49,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:24:49,672 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:24:49,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:24:49,673 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:24:49,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:24:49,673 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:24:49,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:24:49,673 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:24:49,673 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48c4b734419752ee9918164f01e542b34e2482d2668432fb42f6f1192b7f0b6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:24:49,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:24:49,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:24:49,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:24:49,953 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:24:49,953 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:24:49,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 12:24:51,016 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:24:51,215 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:24:51,216 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 12:24:51,234 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/750c440a6/791350a7cd3e47eea9f67ac61cf1c6d5/FLAG07e2c6dbb [2023-08-30 12:24:51,244 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/750c440a6/791350a7cd3e47eea9f67ac61cf1c6d5 [2023-08-30 12:24:51,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:24:51,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:24:51,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:51,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:24:51,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:24:51,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76118322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51, skipping insertion in model container [2023-08-30 12:24:51,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:24:51,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:24:51,395 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/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2023-08-30 12:24:51,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:51,566 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:24:51,574 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/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2023-08-30 12:24:51,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:51,658 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:51,658 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:51,662 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:24:51,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51 WrapperNode [2023-08-30 12:24:51,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:51,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:51,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:24:51,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:24:51,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,708 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2023-08-30 12:24:51,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:51,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:24:51,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:24:51,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:24:51,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,737 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:24:51,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:24:51,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:24:51,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:24:51,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (1/1) ... [2023-08-30 12:24:51,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:51,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:24:51,818 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 12:24:51,858 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 12:24:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:24:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:24:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:24:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:24:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:24:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:24:51,878 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:24:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:24:51,878 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:24:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:24:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:24:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:24:51,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:24:51,880 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 12:24:51,971 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:24:51,972 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:24:52,153 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:24:52,288 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:24:52,288 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:24:52,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:52 BoogieIcfgContainer [2023-08-30 12:24:52,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:24:52,291 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:24:52,291 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:24:52,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:24:52,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:24:51" (1/3) ... [2023-08-30 12:24:52,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7134c337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:52, skipping insertion in model container [2023-08-30 12:24:52,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:51" (2/3) ... [2023-08-30 12:24:52,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7134c337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:52, skipping insertion in model container [2023-08-30 12:24:52,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:52" (3/3) ... [2023-08-30 12:24:52,298 INFO L112 eAbstractionObserver]: Analyzing ICFG safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 12:24:52,303 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:24:52,308 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:24:52,309 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 12:24:52,309 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:24:52,350 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:24:52,356 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 12:24:52,360 INFO L158 Benchmark]: Toolchain (without parser) took 1110.25ms. Allocated memory is still 79.7MB. Free memory was 54.9MB in the beginning and 36.7MB in the end (delta: 18.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-08-30 12:24:52,360 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:24:52,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.54ms. Allocated memory is still 79.7MB. Free memory was 54.9MB in the beginning and 52.6MB in the end (delta: 2.2MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-08-30 12:24:52,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.60ms. Allocated memory is still 79.7MB. Free memory was 52.6MB in the beginning and 50.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:52,362 INFO L158 Benchmark]: Boogie Preprocessor took 38.33ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 48.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:52,363 INFO L158 Benchmark]: RCFGBuilder took 542.30ms. Allocated memory is still 79.7MB. Free memory was 48.5MB in the beginning and 45.1MB in the end (delta: 3.4MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-08-30 12:24:52,363 INFO L158 Benchmark]: TraceAbstraction took 67.58ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 36.7MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 12:24:52,369 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 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.54ms. Allocated memory is still 79.7MB. Free memory was 54.9MB in the beginning and 52.6MB in the end (delta: 2.2MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.60ms. Allocated memory is still 79.7MB. Free memory was 52.6MB in the beginning and 50.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.33ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 48.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 542.30ms. Allocated memory is still 79.7MB. Free memory was 48.5MB in the beginning and 45.1MB in the end (delta: 3.4MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * TraceAbstraction took 67.58ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 36.7MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:24:52,386 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/pthread-wmm/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.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 48c4b734419752ee9918164f01e542b34e2482d2668432fb42f6f1192b7f0b6a --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 12:24:54,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:24:54,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:24:54,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:24:54,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:24:54,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:24:54,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:24:54,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:24:54,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:24:54,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:24:54,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:24:54,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:24:54,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:24:54,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:24:54,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:24:54,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:24:54,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:24:54,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:24:54,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:24:54,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:24:54,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:24:54,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:24:54,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:24:54,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:24:54,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:24:54,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:24:54,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:24:54,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:24:54,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:24:54,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:24:54,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:24:54,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:24:54,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:24:54,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:24:54,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:24:54,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:24:54,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:24:54,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:24:54,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:24:54,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:24:54,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:24:54,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:24:54,104 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:24:54,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:24:54,105 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:24:54,105 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:24:54,105 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:24:54,106 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:24:54,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:24:54,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:24:54,106 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:24:54,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:24:54,107 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:24:54,107 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:24:54,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:24:54,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:24:54,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:24:54,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:24:54,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:24:54,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:24:54,108 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:24:54,109 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:24:54,109 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:24:54,109 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:24:54,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:24:54,109 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:24:54,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:24:54,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:24:54,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:24:54,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:24:54,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:54,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:24:54,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:24:54,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:24:54,111 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:24:54,111 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:24:54,111 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:24:54,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:24:54,111 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:24:54,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:24:54,111 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:24:54,111 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:24:54,112 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48c4b734419752ee9918164f01e542b34e2482d2668432fb42f6f1192b7f0b6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:24:54,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:24:54,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:24:54,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:24:54,363 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:24:54,363 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:24:54,364 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 12:24:55,579 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:24:55,800 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:24:55,807 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 12:24:55,822 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9badb55f8/964aaeb2192a4ef0acb06aa9ded87507/FLAG047cd20f3 [2023-08-30 12:24:55,834 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9badb55f8/964aaeb2192a4ef0acb06aa9ded87507 [2023-08-30 12:24:55,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:24:55,837 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:24:55,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:55,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:24:55,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:24:55,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:55" (1/1) ... [2023-08-30 12:24:55,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f43625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:55, skipping insertion in model container [2023-08-30 12:24:55,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:55" (1/1) ... [2023-08-30 12:24:55,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:24:55,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:24:56,012 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/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2023-08-30 12:24:56,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:56,183 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:24:56,192 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/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2023-08-30 12:24:56,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:56,269 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:56,269 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:56,273 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:24:56,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56 WrapperNode [2023-08-30 12:24:56,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:56,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:56,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:24:56,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:24:56,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (1/1) ... [2023-08-30 12:24:56,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (1/1) ... [2023-08-30 12:24:56,332 INFO L138 Inliner]: procedures = 178, calls = 43, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 115 [2023-08-30 12:24:56,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:56,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:24:56,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:24:56,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:24:56,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (1/1) ... [2023-08-30 12:24:56,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (1/1) ... [2023-08-30 12:24:56,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (1/1) ... [2023-08-30 12:24:56,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (1/1) ... [2023-08-30 12:24:56,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (1/1) ... [2023-08-30 12:24:56,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (1/1) ... [2023-08-30 12:24:56,372 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (1/1) ... [2023-08-30 12:24:56,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (1/1) ... [2023-08-30 12:24:56,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:24:56,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:24:56,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:24:56,385 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:24:56,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (1/1) ... [2023-08-30 12:24:56,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:56,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:24:56,410 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 12:24:56,417 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 12:24:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:24:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:24:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:24:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:24:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:24:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:24:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:24:56,455 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:24:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:24:56,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:24:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:24:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:24:56,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:24:56,457 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 12:24:56,553 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:24:56,555 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:24:56,872 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:24:56,996 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:24:56,996 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:24:57,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:57 BoogieIcfgContainer [2023-08-30 12:24:57,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:24:57,013 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:24:57,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:24:57,015 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:24:57,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:24:55" (1/3) ... [2023-08-30 12:24:57,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a975120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:57, skipping insertion in model container [2023-08-30 12:24:57,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:56" (2/3) ... [2023-08-30 12:24:57,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a975120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:57, skipping insertion in model container [2023-08-30 12:24:57,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:57" (3/3) ... [2023-08-30 12:24:57,017 INFO L112 eAbstractionObserver]: Analyzing ICFG safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 12:24:57,022 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:24:57,027 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:24:57,040 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 12:24:57,041 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:24:57,080 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:24:57,085 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 12:24:57,089 INFO L158 Benchmark]: Toolchain (without parser) took 1251.70ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 37.3MB in the beginning and 34.0MB in the end (delta: 3.3MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2023-08-30 12:24:57,090 INFO L158 Benchmark]: CDTParser took 1.20ms. Allocated memory is still 60.8MB. Free memory was 38.7MB in the beginning and 38.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:24:57,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.20ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 37.1MB in the beginning and 54.5MB in the end (delta: -17.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:57,091 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.86ms. Allocated memory is still 86.0MB. Free memory was 54.5MB in the beginning and 52.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:57,092 INFO L158 Benchmark]: Boogie Preprocessor took 50.36ms. Allocated memory is still 86.0MB. Free memory was 52.0MB in the beginning and 49.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:57,092 INFO L158 Benchmark]: RCFGBuilder took 627.86ms. Allocated memory is still 86.0MB. Free memory was 49.9MB in the beginning and 44.5MB in the end (delta: 5.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 12:24:57,093 INFO L158 Benchmark]: TraceAbstraction took 74.73ms. Allocated memory is still 86.0MB. Free memory was 43.5MB in the beginning and 34.0MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:24:57,099 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20ms. Allocated memory is still 60.8MB. Free memory was 38.7MB in the beginning and 38.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.20ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 37.1MB in the beginning and 54.5MB in the end (delta: -17.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.86ms. Allocated memory is still 86.0MB. Free memory was 54.5MB in the beginning and 52.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.36ms. Allocated memory is still 86.0MB. Free memory was 52.0MB in the beginning and 49.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 627.86ms. Allocated memory is still 86.0MB. Free memory was 49.9MB in the beginning and 44.5MB in the end (delta: 5.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 74.73ms. Allocated memory is still 86.0MB. Free memory was 43.5MB in the beginning and 34.0MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:24:57,133 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE