./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 841ea5a5ca051cc33dfe29d877ccdea4b63526a0ee61a2de18869a9ba1858c4b --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:35:21,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:35:21,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:35:21,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:35:21,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:35:21,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:35:21,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:35:21,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:35:21,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:35:21,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:35:21,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:35:21,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:35:21,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:35:21,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:35:21,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:35:21,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:35:21,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:35:21,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:35:21,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:35:21,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:35:21,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:35:21,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:35:21,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:35:21,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:35:21,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:35:21,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:35:21,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:35:21,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:35:21,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:35:21,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:35:21,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:35:21,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:35:21,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:35:21,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:35:21,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:35:21,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:35:21,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:35:21,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:35:21,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:35:21,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:35:21,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:35:21,819 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:35:21,863 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:35:21,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:35:21,864 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:35:21,864 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:35:21,865 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:35:21,865 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:35:21,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:35:21,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:35:21,866 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:35:21,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:35:21,867 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:35:21,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:35:21,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:35:21,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:35:21,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:35:21,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:35:21,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:35:21,868 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:35:21,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:35:21,869 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:35:21,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:35:21,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:35:21,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:35:21,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:35:21,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:35:21,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:35:21,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:35:21,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:35:21,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:35:21,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:35:21,871 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:35:21,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:35:21,871 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:35:21,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:35:21,872 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:35:21,872 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 841ea5a5ca051cc33dfe29d877ccdea4b63526a0ee61a2de18869a9ba1858c4b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:35:22,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:35:22,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:35:22,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:35:22,162 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:35:22,162 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:35:22,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2023-08-30 22:35:23,414 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:35:23,595 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:35:23,596 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2023-08-30 22:35:23,601 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f639d0cb8/a84ce332bc0b4d0bbcb30b0c5d30cd80/FLAGd2d746581 [2023-08-30 22:35:23,613 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f639d0cb8/a84ce332bc0b4d0bbcb30b0c5d30cd80 [2023-08-30 22:35:23,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:35:23,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:35:23,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:35:23,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:35:23,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:35:23,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:23,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10259bfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23, skipping insertion in model container [2023-08-30 22:35:23,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:23,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:35:23,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:35:23,792 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c[4007,4020] [2023-08-30 22:35:23,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:35:23,818 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:35:23,862 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c[4007,4020] [2023-08-30 22:35:23,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:35:23,879 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:35:23,881 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:35:23,887 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:35:23,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23 WrapperNode [2023-08-30 22:35:23,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:35:23,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:35:23,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:35:23,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:35:23,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:23,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:23,956 INFO L138 Inliner]: procedures = 26, calls = 73, calls flagged for inlining = 15, calls inlined = 17, statements flattened = 274 [2023-08-30 22:35:23,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:35:23,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:35:23,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:35:23,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:35:23,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:23,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:23,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:23,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:23,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:24,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:24,007 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:24,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:24,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:35:24,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:35:24,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:35:24,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:35:24,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (1/1) ... [2023-08-30 22:35:24,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:35:24,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:35:24,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:35:24,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:35:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:35:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:35:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:35:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:35:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:35:24,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:35:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:35:24,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:35:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:35:24,091 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:35:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 22:35:24,091 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 22:35:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:35:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:35:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:35:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 22:35:24,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:35:24,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:35:24,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:35:24,093 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:35:24,211 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:35:24,213 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:35:24,605 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:35:24,701 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:35:24,702 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-08-30 22:35:24,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:35:24 BoogieIcfgContainer [2023-08-30 22:35:24,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:35:24,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:35:24,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:35:24,708 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:35:24,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:35:23" (1/3) ... [2023-08-30 22:35:24,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54fc6f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:35:24, skipping insertion in model container [2023-08-30 22:35:24,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:23" (2/3) ... [2023-08-30 22:35:24,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54fc6f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:35:24, skipping insertion in model container [2023-08-30 22:35:24,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:35:24" (3/3) ... [2023-08-30 22:35:24,711 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons3.wvr.c [2023-08-30 22:35:24,717 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:35:24,723 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:35:24,723 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:35:24,723 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:35:24,804 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 22:35:24,810 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:35:24,814 INFO L158 Benchmark]: Toolchain (without parser) took 1197.01ms. Allocated memory is still 98.6MB. Free memory was 79.0MB in the beginning and 42.4MB in the end (delta: 36.6MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-08-30 22:35:24,814 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory was 43.1MB in the beginning and 43.0MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:35:24,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.75ms. Allocated memory is still 98.6MB. Free memory was 79.0MB in the beginning and 66.7MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:35:24,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.82ms. Allocated memory is still 98.6MB. Free memory was 66.7MB in the beginning and 64.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:35:24,816 INFO L158 Benchmark]: Boogie Preprocessor took 54.62ms. Allocated memory is still 98.6MB. Free memory was 64.3MB in the beginning and 62.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:35:24,816 INFO L158 Benchmark]: RCFGBuilder took 687.49ms. Allocated memory is still 98.6MB. Free memory was 62.3MB in the beginning and 54.5MB in the end (delta: 7.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-08-30 22:35:24,817 INFO L158 Benchmark]: TraceAbstraction took 106.60ms. Allocated memory is still 98.6MB. Free memory was 54.0MB in the beginning and 42.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:35:24,819 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory was 43.1MB in the beginning and 43.0MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.75ms. Allocated memory is still 98.6MB. Free memory was 79.0MB in the beginning and 66.7MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.82ms. Allocated memory is still 98.6MB. Free memory was 66.7MB in the beginning and 64.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.62ms. Allocated memory is still 98.6MB. Free memory was 64.3MB in the beginning and 62.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 687.49ms. Allocated memory is still 98.6MB. Free memory was 62.3MB in the beginning and 54.5MB in the end (delta: 7.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * TraceAbstraction took 106.60ms. Allocated memory is still 98.6MB. Free memory was 54.0MB in the beginning and 42.4MB in the end (delta: 11.5MB). 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 22:35:24,837 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/weaver/popl20-prod-cons3.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 841ea5a5ca051cc33dfe29d877ccdea4b63526a0ee61a2de18869a9ba1858c4b --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:35:26,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:35:26,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:35:26,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:35:26,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:35:26,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:35:26,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:35:26,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:35:26,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:35:26,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:35:26,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:35:26,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:35:26,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:35:26,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:35:26,671 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:35:26,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:35:26,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:35:26,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:35:26,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:35:26,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:35:26,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:35:26,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:35:26,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:35:26,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:35:26,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:35:26,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:35:26,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:35:26,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:35:26,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:35:26,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:35:26,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:35:26,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:35:26,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:35:26,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:35:26,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:35:26,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:35:26,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:35:26,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:35:26,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:35:26,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:35:26,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:35:26,712 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:35:26,751 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:35:26,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:35:26,752 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:35:26,752 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:35:26,753 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:35:26,753 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:35:26,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:35:26,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:35:26,754 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:35:26,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:35:26,755 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:35:26,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:35:26,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:35:26,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:35:26,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:35:26,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:35:26,756 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:35:26,756 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:35:26,756 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:35:26,756 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:35:26,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:35:26,757 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:35:26,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:35:26,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:35:26,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:35:26,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:35:26,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:35:26,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:35:26,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:35:26,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:35:26,758 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:35:26,758 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:35:26,758 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:35:26,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:35:26,759 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:35:26,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:35:26,759 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:35:26,759 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:35:26,759 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 841ea5a5ca051cc33dfe29d877ccdea4b63526a0ee61a2de18869a9ba1858c4b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:35:27,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:35:27,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:35:27,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:35:27,077 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:35:27,077 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:35:27,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2023-08-30 22:35:28,134 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:35:28,362 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:35:28,363 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2023-08-30 22:35:28,371 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f006a42b4/3abf6d0ee17640769c1d37ed8dd59098/FLAG19acca329 [2023-08-30 22:35:28,385 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f006a42b4/3abf6d0ee17640769c1d37ed8dd59098 [2023-08-30 22:35:28,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:35:28,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:35:28,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:35:28,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:35:28,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:35:28,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f8fe8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28, skipping insertion in model container [2023-08-30 22:35:28,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:35:28,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:35:28,573 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c[4007,4020] [2023-08-30 22:35:28,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:35:28,609 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 22:35:28,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:35:28,650 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c[4007,4020] [2023-08-30 22:35:28,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:35:28,663 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:35:28,701 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c[4007,4020] [2023-08-30 22:35:28,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:35:28,718 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:35:28,719 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:35:28,725 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:35:28,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28 WrapperNode [2023-08-30 22:35:28,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:35:28,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:35:28,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:35:28,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:35:28,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,845 INFO L138 Inliner]: procedures = 28, calls = 73, calls flagged for inlining = 15, calls inlined = 17, statements flattened = 267 [2023-08-30 22:35:28,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:35:28,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:35:28,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:35:28,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:35:28,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,896 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:35:28,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:35:28,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:35:28,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:35:28,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (1/1) ... [2023-08-30 22:35:28,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:35:28,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:35:28,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:35:28,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:35:28,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:35:28,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:35:28,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:35:28,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:35:28,994 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:35:28,994 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:35:28,994 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:35:28,994 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:35:28,995 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:35:28,995 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:35:28,995 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 22:35:28,995 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 22:35:28,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:35:28,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:35:28,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 22:35:28,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:35:28,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:35:28,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:35:28,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:35:28,998 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:35:29,145 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:35:29,147 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:35:29,545 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:35:29,674 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:35:29,674 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-08-30 22:35:29,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:35:29 BoogieIcfgContainer [2023-08-30 22:35:29,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:35:29,678 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:35:29,678 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:35:29,681 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:35:29,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:35:28" (1/3) ... [2023-08-30 22:35:29,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c16c2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:35:29, skipping insertion in model container [2023-08-30 22:35:29,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:35:28" (2/3) ... [2023-08-30 22:35:29,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c16c2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:35:29, skipping insertion in model container [2023-08-30 22:35:29,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:35:29" (3/3) ... [2023-08-30 22:35:29,683 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons3.wvr.c [2023-08-30 22:35:29,688 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:35:29,695 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:35:29,695 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:35:29,695 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:35:29,772 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 22:35:29,778 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:35:29,785 INFO L158 Benchmark]: Toolchain (without parser) took 1394.21ms. Allocated memory is still 79.7MB. Free memory was 57.9MB in the beginning and 53.4MB in the end (delta: 4.5MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-08-30 22:35:29,786 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:35:29,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.94ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 43.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:35:29,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.16ms. Allocated memory is still 79.7MB. Free memory was 42.8MB in the beginning and 59.8MB in the end (delta: -17.0MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2023-08-30 22:35:29,788 INFO L158 Benchmark]: Boogie Preprocessor took 51.19ms. Allocated memory is still 79.7MB. Free memory was 59.8MB in the beginning and 57.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:35:29,789 INFO L158 Benchmark]: RCFGBuilder took 775.43ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 43.3MB in the end (delta: 14.4MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2023-08-30 22:35:29,790 INFO L158 Benchmark]: TraceAbstraction took 105.33ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 53.4MB in the end (delta: -11.0MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2023-08-30 22:35:29,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.94ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 43.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.16ms. Allocated memory is still 79.7MB. Free memory was 42.8MB in the beginning and 59.8MB in the end (delta: -17.0MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.19ms. Allocated memory is still 79.7MB. Free memory was 59.8MB in the beginning and 57.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 775.43ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 43.3MB in the end (delta: 14.4MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * TraceAbstraction took 105.33ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 53.4MB in the end (delta: -11.0MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:35:29,815 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