./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.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-bad-buffer-mult-alt.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 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 --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 22:34:02,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:34:02,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:34:02,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:34:02,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:34:02,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:34:02,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:34:02,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:34:02,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:34:02,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:34:02,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:34:02,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:34:02,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:34:02,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:34:02,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:34:02,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:34:02,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:34:02,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:34:02,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:34:02,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:34:02,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:34:02,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:34:02,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:34:02,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:34:02,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:34:02,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:34:02,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:34:02,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:34:02,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:34:02,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:34:02,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:34:02,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:34:02,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:34:02,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:34:02,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:34:02,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:34:02,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:34:02,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:34:02,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:34:02,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:34:02,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:34:02,124 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:34:02,158 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:34:02,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:34:02,159 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:34:02,160 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:34:02,160 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:34:02,161 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:34:02,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:34:02,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:34:02,162 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:34:02,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:34:02,163 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:34:02,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:34:02,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:34:02,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:34:02,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:34:02,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:34:02,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:34:02,164 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:34:02,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:34:02,164 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:34:02,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:34:02,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:34:02,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:34:02,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:34:02,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:34:02,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:34:02,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:34:02,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:34:02,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:34:02,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:34:02,166 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:34:02,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:34:02,166 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:34:02,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:34:02,166 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:34:02,167 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:34:02,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:34:02,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:34:02,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:34:02,463 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:34:02,463 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:34:02,465 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-08-30 22:34:03,687 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:34:03,869 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:34:03,870 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-08-30 22:34:03,877 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f4d2eaf9/85a75775c329454e8ded3ee82a0a55fe/FLAGf04127788 [2023-08-30 22:34:03,889 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f4d2eaf9/85a75775c329454e8ded3ee82a0a55fe [2023-08-30 22:34:03,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:34:03,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:34:03,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:34:03,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:34:03,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:34:03,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:34:03" (1/1) ... [2023-08-30 22:34:03,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38bd5c7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:03, skipping insertion in model container [2023-08-30 22:34:03,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:34:03" (1/1) ... [2023-08-30 22:34:03,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:34:03,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:34:04,094 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-bad-buffer-mult-alt.wvr.c[4293,4306] [2023-08-30 22:34:04,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:34:04,123 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:34:04,170 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-bad-buffer-mult-alt.wvr.c[4293,4306] [2023-08-30 22:34:04,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:34:04,196 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:34:04,207 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:34:04,213 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:34:04,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04 WrapperNode [2023-08-30 22:34:04,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:34:04,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:34:04,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:34:04,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:34:04,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (1/1) ... [2023-08-30 22:34:04,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (1/1) ... [2023-08-30 22:34:04,286 INFO L138 Inliner]: procedures = 26, calls = 79, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 330 [2023-08-30 22:34:04,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:34:04,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:34:04,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:34:04,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:34:04,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (1/1) ... [2023-08-30 22:34:04,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (1/1) ... [2023-08-30 22:34:04,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (1/1) ... [2023-08-30 22:34:04,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (1/1) ... [2023-08-30 22:34:04,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (1/1) ... [2023-08-30 22:34:04,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (1/1) ... [2023-08-30 22:34:04,344 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (1/1) ... [2023-08-30 22:34:04,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (1/1) ... [2023-08-30 22:34:04,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:34:04,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:34:04,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:34:04,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:34:04,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (1/1) ... [2023-08-30 22:34:04,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:34:04,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:34:04,402 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 22:34:04,428 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 22:34:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:34:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:34:04,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:34:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:34:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:34:04,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:34:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:34:04,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:34:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:34:04,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:34:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 22:34:04,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 22:34:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:34:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:34:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:34:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 22:34:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:34:04,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:34:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:34:04,450 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 22:34:04,615 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:34:04,617 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:34:05,069 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:34:05,271 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:34:05,271 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-30 22:34:05,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:34:05 BoogieIcfgContainer [2023-08-30 22:34:05,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:34:05,275 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:34:05,275 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:34:05,280 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:34:05,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:34:03" (1/3) ... [2023-08-30 22:34:05,281 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@517c72ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:34:05, skipping insertion in model container [2023-08-30 22:34:05,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:04" (2/3) ... [2023-08-30 22:34:05,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@517c72ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:34:05, skipping insertion in model container [2023-08-30 22:34:05,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:34:05" (3/3) ... [2023-08-30 22:34:05,283 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2023-08-30 22:34:05,290 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:34:05,297 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:34:05,298 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:34:05,298 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:34:05,391 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 22:34:05,397 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 22:34:05,403 INFO L158 Benchmark]: Toolchain (without parser) took 1509.16ms. Allocated memory is still 88.1MB. Free memory was 65.9MB in the beginning and 41.9MB in the end (delta: 24.0MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-08-30 22:34:05,404 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:34:05,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.01ms. Allocated memory is still 88.1MB. Free memory was 65.7MB in the beginning and 53.0MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:34:05,405 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.43ms. Allocated memory is still 88.1MB. Free memory was 52.8MB in the beginning and 50.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:34:05,406 INFO L158 Benchmark]: Boogie Preprocessor took 63.81ms. Allocated memory is still 88.1MB. Free memory was 50.1MB in the beginning and 48.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:34:05,407 INFO L158 Benchmark]: RCFGBuilder took 919.73ms. Allocated memory is still 88.1MB. Free memory was 48.0MB in the beginning and 56.0MB in the end (delta: -8.0MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-08-30 22:34:05,407 INFO L158 Benchmark]: TraceAbstraction took 126.62ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 41.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:34:05,412 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 is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.01ms. Allocated memory is still 88.1MB. Free memory was 65.7MB in the beginning and 53.0MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.43ms. Allocated memory is still 88.1MB. Free memory was 52.8MB in the beginning and 50.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.81ms. Allocated memory is still 88.1MB. Free memory was 50.1MB in the beginning and 48.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 919.73ms. Allocated memory is still 88.1MB. Free memory was 48.0MB in the beginning and 56.0MB in the end (delta: -8.0MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * TraceAbstraction took 126.62ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 41.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. 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 22:34:05,440 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-bad-buffer-mult-alt.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 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 --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 22:34:07,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:34:07,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:34:07,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:34:07,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:34:07,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:34:07,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:34:07,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:34:07,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:34:07,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:34:07,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:34:07,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:34:07,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:34:07,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:34:07,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:34:07,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:34:07,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:34:07,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:34:07,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:34:07,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:34:07,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:34:07,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:34:07,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:34:07,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:34:07,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:34:07,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:34:07,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:34:07,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:34:07,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:34:07,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:34:07,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:34:07,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:34:07,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:34:07,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:34:07,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:34:07,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:34:07,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:34:07,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:34:07,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:34:07,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:34:07,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:34:07,401 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:34:07,429 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:34:07,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:34:07,432 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:34:07,432 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:34:07,433 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:34:07,433 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:34:07,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:34:07,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:34:07,434 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:34:07,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:34:07,435 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:34:07,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:34:07,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:34:07,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:34:07,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:34:07,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:34:07,436 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:34:07,436 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:34:07,437 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:34:07,437 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:34:07,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:34:07,437 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:34:07,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:34:07,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:34:07,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:34:07,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:34:07,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:34:07,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:34:07,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:34:07,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:34:07,439 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:34:07,439 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:34:07,440 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:34:07,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:34:07,440 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:34:07,440 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:34:07,440 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:34:07,440 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:34:07,441 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:34:07,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:34:07,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:34:07,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:34:07,784 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:34:07,784 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:34:07,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-08-30 22:34:08,909 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:34:09,116 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:34:09,116 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2023-08-30 22:34:09,122 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d567a51cd/a60c7f7f16a44affb6359c1ca7cd5f5b/FLAGf1adf2eb0 [2023-08-30 22:34:09,133 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d567a51cd/a60c7f7f16a44affb6359c1ca7cd5f5b [2023-08-30 22:34:09,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:34:09,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:34:09,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:34:09,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:34:09,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:34:09,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@383394fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09, skipping insertion in model container [2023-08-30 22:34:09,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:34:09,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:34:09,380 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-bad-buffer-mult-alt.wvr.c[4293,4306] [2023-08-30 22:34:09,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:34:09,415 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 22:34:09,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:34:09,453 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-bad-buffer-mult-alt.wvr.c[4293,4306] [2023-08-30 22:34:09,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:34:09,466 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:34:09,505 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-bad-buffer-mult-alt.wvr.c[4293,4306] [2023-08-30 22:34:09,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:34:09,526 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:34:09,527 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:34:09,533 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:34:09,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09 WrapperNode [2023-08-30 22:34:09,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:34:09,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:34:09,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:34:09,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:34:09,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,608 INFO L138 Inliner]: procedures = 28, calls = 79, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 317 [2023-08-30 22:34:09,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:34:09,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:34:09,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:34:09,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:34:09,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,666 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:34:09,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:34:09,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:34:09,686 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:34:09,687 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (1/1) ... [2023-08-30 22:34:09,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:34:09,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:34:09,717 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 22:34:09,745 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 22:34:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:34:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:34:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:34:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:34:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:34:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:34:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:34:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:34:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:34:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:34:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 22:34:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 22:34:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:34:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:34:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 22:34:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:34:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:34:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:34:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:34:09,764 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 22:34:09,947 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:34:09,949 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:34:10,403 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:34:10,549 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:34:10,549 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-30 22:34:10,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:34:10 BoogieIcfgContainer [2023-08-30 22:34:10,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:34:10,570 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:34:10,570 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:34:10,573 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:34:10,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:34:09" (1/3) ... [2023-08-30 22:34:10,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b26cecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:34:10, skipping insertion in model container [2023-08-30 22:34:10,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:09" (2/3) ... [2023-08-30 22:34:10,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b26cecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:34:10, skipping insertion in model container [2023-08-30 22:34:10,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:34:10" (3/3) ... [2023-08-30 22:34:10,575 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2023-08-30 22:34:10,582 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:34:10,591 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:34:10,591 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:34:10,591 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:34:10,659 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 22:34:10,665 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 22:34:10,669 INFO L158 Benchmark]: Toolchain (without parser) took 1532.53ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 41.9MB in the end (delta: 18.7MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2023-08-30 22:34:10,669 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory is still 42.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:34:10,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.00ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 44.9MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:34:10,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.50ms. Allocated memory is still 83.9MB. Free memory was 44.9MB in the beginning and 61.7MB in the end (delta: -16.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-08-30 22:34:10,671 INFO L158 Benchmark]: Boogie Preprocessor took 73.20ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 59.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:34:10,671 INFO L158 Benchmark]: RCFGBuilder took 866.43ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 31.6MB in the end (delta: 27.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-08-30 22:34:10,672 INFO L158 Benchmark]: TraceAbstraction took 97.91ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 41.9MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 22:34:10,674 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory is still 42.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.00ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 44.9MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.50ms. Allocated memory is still 83.9MB. Free memory was 44.9MB in the beginning and 61.7MB in the end (delta: -16.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.20ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 59.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 866.43ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 31.6MB in the end (delta: 27.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 97.91ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 41.9MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. 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 22:34:10,692 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE