./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-sre-trans.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/chl-sre-trans.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 672ab63d50f6d257836fb16bc257f69b3b166ee79333dc7cfe86a969c93c0f7f --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 22:33:07,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:33:07,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:33:07,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:33:07,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:33:07,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:33:07,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:33:07,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:33:07,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:33:07,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:33:07,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:33:07,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:33:07,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:33:07,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:33:07,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:33:07,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:33:07,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:33:07,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:33:07,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:33:07,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:33:07,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:33:07,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:33:07,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:33:07,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:33:07,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:33:07,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:33:07,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:33:07,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:33:07,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:33:07,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:33:07,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:33:07,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:33:07,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:33:07,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:33:07,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:33:07,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:33:07,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:33:07,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:33:07,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:33:07,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:33:07,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:33:07,712 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:33:07,744 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:33:07,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:33:07,745 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:33:07,745 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:33:07,746 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:33:07,746 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:33:07,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:33:07,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:33:07,747 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:33:07,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:33:07,748 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:33:07,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:33:07,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:33:07,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:33:07,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:33:07,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:33:07,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:33:07,749 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:33:07,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:33:07,750 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:33:07,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:33:07,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:33:07,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:33:07,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:33:07,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:07,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:33:07,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:33:07,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:33:07,752 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:33:07,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:33:07,752 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:33:07,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:33:07,752 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:33:07,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:33:07,753 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:33:07,753 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 672ab63d50f6d257836fb16bc257f69b3b166ee79333dc7cfe86a969c93c0f7f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:33:08,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:33:08,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:33:08,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:33:08,073 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:33:08,082 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:33:08,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-sre-trans.wvr.c [2023-08-30 22:33:09,230 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:33:09,467 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:33:09,468 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-sre-trans.wvr.c [2023-08-30 22:33:09,473 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f69d6c795/1bc55ae3fd7e4dcea99bfb34a8ff5d8a/FLAG85b4d5adb [2023-08-30 22:33:09,485 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f69d6c795/1bc55ae3fd7e4dcea99bfb34a8ff5d8a [2023-08-30 22:33:09,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:33:09,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:33:09,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:09,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:33:09,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:33:09,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@754b9685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09, skipping insertion in model container [2023-08-30 22:33:09,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:33:09,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:33:09,700 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/chl-sre-trans.wvr.c[2272,2285] [2023-08-30 22:33:09,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:09,720 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:33:09,744 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/chl-sre-trans.wvr.c[2272,2285] [2023-08-30 22:33:09,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:09,767 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:33:09,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09 WrapperNode [2023-08-30 22:33:09,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:09,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:09,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:33:09,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:33:09,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,816 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2023-08-30 22:33:09,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:09,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:33:09,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:33:09,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:33:09,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,852 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:33:09,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:33:09,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:33:09,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:33:09,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (1/1) ... [2023-08-30 22:33:09,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:09,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:33:09,886 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 22:33:09,907 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 22:33:09,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:33:09,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:33:09,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:33:09,921 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:33:09,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:33:09,921 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:33:09,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:33:09,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:33:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:33:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:33:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:33:09,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:33:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:33:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:33:09,923 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 22:33:10,082 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:33:10,083 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:33:10,282 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:33:10,289 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:33:10,289 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:33:10,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:10 BoogieIcfgContainer [2023-08-30 22:33:10,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:33:10,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:33:10,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:33:10,314 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:33:10,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:33:09" (1/3) ... [2023-08-30 22:33:10,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71424626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:10, skipping insertion in model container [2023-08-30 22:33:10,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:09" (2/3) ... [2023-08-30 22:33:10,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71424626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:10, skipping insertion in model container [2023-08-30 22:33:10,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:10" (3/3) ... [2023-08-30 22:33:10,317 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-sre-trans.wvr.c [2023-08-30 22:33:10,324 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:33:10,346 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:33:10,347 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:33:10,347 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:33:10,440 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 22:33:10,450 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 22:33:10,456 INFO L158 Benchmark]: Toolchain (without parser) took 966.87ms. Allocated memory is still 77.6MB. Free memory was 54.9MB in the beginning and 42.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-08-30 22:33:10,456 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 60.8MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:10,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.68ms. Allocated memory is still 77.6MB. Free memory was 54.7MB in the beginning and 44.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:33:10,458 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.17ms. Allocated memory is still 77.6MB. Free memory was 44.0MB in the beginning and 42.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:33:10,459 INFO L158 Benchmark]: Boogie Preprocessor took 41.07ms. Allocated memory is still 77.6MB. Free memory was 42.4MB in the beginning and 41.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:10,459 INFO L158 Benchmark]: RCFGBuilder took 450.68ms. Allocated memory is still 77.6MB. Free memory was 41.0MB in the beginning and 49.7MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:33:10,460 INFO L158 Benchmark]: TraceAbstraction took 142.99ms. Allocated memory is still 77.6MB. Free memory was 49.0MB in the beginning and 42.4MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:33:10,467 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 60.8MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.68ms. Allocated memory is still 77.6MB. Free memory was 54.7MB in the beginning and 44.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.17ms. Allocated memory is still 77.6MB. Free memory was 44.0MB in the beginning and 42.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.07ms. Allocated memory is still 77.6MB. Free memory was 42.4MB in the beginning and 41.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 450.68ms. Allocated memory is still 77.6MB. Free memory was 41.0MB in the beginning and 49.7MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 142.99ms. Allocated memory is still 77.6MB. Free memory was 49.0MB in the beginning and 42.4MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:33:10,496 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/chl-sre-trans.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 672ab63d50f6d257836fb16bc257f69b3b166ee79333dc7cfe86a969c93c0f7f --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 22:33:12,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:33:12,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:33:12,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:33:12,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:33:12,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:33:12,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:33:12,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:33:12,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:33:12,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:33:12,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:33:12,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:33:12,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:33:12,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:33:12,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:33:12,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:33:12,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:33:12,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:33:12,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:33:12,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:33:12,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:33:12,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:33:12,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:33:12,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:33:12,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:33:12,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:33:12,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:33:12,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:33:12,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:33:12,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:33:12,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:33:12,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:33:12,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:33:12,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:33:12,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:33:12,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:33:12,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:33:12,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:33:12,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:33:12,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:33:12,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:33:12,368 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:33:12,387 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:33:12,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:33:12,388 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:33:12,388 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:33:12,389 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:33:12,389 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:33:12,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:33:12,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:33:12,390 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:33:12,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:33:12,390 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:33:12,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:33:12,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:33:12,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:33:12,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:33:12,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:33:12,391 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:33:12,392 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:33:12,392 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:33:12,392 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:33:12,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:33:12,392 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:33:12,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:33:12,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:33:12,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:33:12,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:33:12,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:12,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:33:12,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:33:12,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:33:12,394 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:33:12,394 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:33:12,394 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:33:12,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:33:12,395 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:33:12,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:33:12,395 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:33:12,395 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:33:12,395 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 672ab63d50f6d257836fb16bc257f69b3b166ee79333dc7cfe86a969c93c0f7f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:33:12,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:33:12,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:33:12,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:33:12,712 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:33:12,712 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:33:12,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-sre-trans.wvr.c [2023-08-30 22:33:13,975 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:33:14,202 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:33:14,203 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-sre-trans.wvr.c [2023-08-30 22:33:14,211 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9429c604/e96303670e204375885c88ae68ff609c/FLAG0d684c402 [2023-08-30 22:33:14,233 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9429c604/e96303670e204375885c88ae68ff609c [2023-08-30 22:33:14,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:33:14,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:33:14,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:14,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:33:14,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:33:14,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56487f4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14, skipping insertion in model container [2023-08-30 22:33:14,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:33:14,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:33:14,406 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/chl-sre-trans.wvr.c[2272,2285] [2023-08-30 22:33:14,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:14,421 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:33:14,459 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/chl-sre-trans.wvr.c[2272,2285] [2023-08-30 22:33:14,460 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:14,474 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:33:14,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14 WrapperNode [2023-08-30 22:33:14,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:14,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:14,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:33:14,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:33:14,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,526 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2023-08-30 22:33:14,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:14,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:33:14,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:33:14,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:33:14,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,565 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:33:14,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:33:14,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:33:14,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:33:14,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (1/1) ... [2023-08-30 22:33:14,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:14,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:33:14,617 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 22:33:14,640 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 22:33:14,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:33:14,658 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:33:14,658 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:33:14,658 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:33:14,658 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:33:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:33:14,659 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:33:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:33:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:33:14,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:33:14,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:33:14,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:33:14,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:33:14,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:33:14,662 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 22:33:14,781 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:33:14,782 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:33:14,961 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:33:14,967 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:33:14,967 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:33:14,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:14 BoogieIcfgContainer [2023-08-30 22:33:14,969 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:33:14,971 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:33:14,971 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:33:14,973 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:33:14,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:33:14" (1/3) ... [2023-08-30 22:33:14,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68987f43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:14, skipping insertion in model container [2023-08-30 22:33:14,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:14" (2/3) ... [2023-08-30 22:33:14,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68987f43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:14, skipping insertion in model container [2023-08-30 22:33:14,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:14" (3/3) ... [2023-08-30 22:33:14,975 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-sre-trans.wvr.c [2023-08-30 22:33:14,992 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:33:15,001 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:33:15,009 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:33:15,009 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:33:15,087 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 22:33:15,093 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 22:33:15,097 INFO L158 Benchmark]: Toolchain (without parser) took 858.19ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 49.4MB in the beginning and 48.3MB in the end (delta: 1.2MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-08-30 22:33:15,097 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 71.3MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:15,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.96ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 38.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:33:15,098 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.50ms. Allocated memory is still 71.3MB. Free memory was 38.0MB in the beginning and 36.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:33:15,099 INFO L158 Benchmark]: Boogie Preprocessor took 47.86ms. Allocated memory is still 71.3MB. Free memory was 36.3MB in the beginning and 35.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:15,100 INFO L158 Benchmark]: RCFGBuilder took 392.82ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 34.8MB in the beginning and 56.4MB in the end (delta: -21.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:33:15,100 INFO L158 Benchmark]: TraceAbstraction took 124.46ms. Allocated memory is still 88.1MB. Free memory was 55.8MB in the beginning and 48.3MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:33:15,103 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 71.3MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.96ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 38.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.50ms. Allocated memory is still 71.3MB. Free memory was 38.0MB in the beginning and 36.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.86ms. Allocated memory is still 71.3MB. Free memory was 36.3MB in the beginning and 35.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 392.82ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 34.8MB in the beginning and 56.4MB in the end (delta: -21.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 124.46ms. Allocated memory is still 88.1MB. Free memory was 55.8MB in the beginning and 48.3MB in the end (delta: 7.5MB). 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 22:33:15,121 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