./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/weaver/chl-node-trans.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/chl-node-trans.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b79c2a620eba99d5ba65b548a8599a4feb45877b2c0c8388713c23f9a60bea18 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:30:48,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:30:48,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:30:48,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:30:48,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:30:48,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:30:48,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:30:48,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:30:48,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:30:48,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:30:48,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:30:48,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:30:48,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:30:48,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:30:48,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:30:48,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:30:48,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:30:48,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:30:48,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:30:48,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:30:48,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:30:48,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:30:48,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:30:48,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:30:48,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:30:48,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:30:48,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:30:48,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:30:48,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:30:48,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:30:48,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:30:49,000 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:30:49,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:30:49,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:30:49,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:30:49,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:30:49,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:30:49,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:30:49,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:30:49,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:30:49,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:30:49,010 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:30:49,039 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:30:49,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:30:49,042 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:30:49,042 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:30:49,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:30:49,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:30:49,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:30:49,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:30:49,044 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:30:49,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:30:49,044 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:30:49,045 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:30:49,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:30:49,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:30:49,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:30:49,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:30:49,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:30:49,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:30:49,046 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:30:49,046 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:30:49,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:30:49,046 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:30:49,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:30:49,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:30:49,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:30:49,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:30:49,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:30:49,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:30:49,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:30:49,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:30:49,048 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:30:49,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:30:49,048 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:30:49,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:30:49,049 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:30:49,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:30:49,049 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:30:49,049 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79c2a620eba99d5ba65b548a8599a4feb45877b2c0c8388713c23f9a60bea18 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:30:49,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:30:49,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:30:49,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:30:49,361 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:30:49,362 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:30:49,363 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-node-trans.wvr.c [2023-08-30 12:30:50,466 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:30:50,709 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:30:50,710 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-trans.wvr.c [2023-08-30 12:30:50,716 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6db611ab/cb97546d5e3144d5801dda054befd236/FLAGcd3ad8120 [2023-08-30 12:30:50,732 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6db611ab/cb97546d5e3144d5801dda054befd236 [2023-08-30 12:30:50,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:30:50,735 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:30:50,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:30:50,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:30:50,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:30:50,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:30:50" (1/1) ... [2023-08-30 12:30:50,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67ed824c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:50, skipping insertion in model container [2023-08-30 12:30:50,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:30:50" (1/1) ... [2023-08-30 12:30:50,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:30:50,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:30:50,922 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-node-trans.wvr.c[3945,3958] [2023-08-30 12:30:50,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:30:50,956 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:30:50,996 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-node-trans.wvr.c[3945,3958] [2023-08-30 12:30:51,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:30:51,031 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:30:51,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51 WrapperNode [2023-08-30 12:30:51,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:30:51,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:30:51,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:30:51,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:30:51,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (1/1) ... [2023-08-30 12:30:51,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (1/1) ... [2023-08-30 12:30:51,115 INFO L138 Inliner]: procedures = 27, calls = 66, calls flagged for inlining = 22, calls inlined = 34, statements flattened = 497 [2023-08-30 12:30:51,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:30:51,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:30:51,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:30:51,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:30:51,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (1/1) ... [2023-08-30 12:30:51,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (1/1) ... [2023-08-30 12:30:51,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (1/1) ... [2023-08-30 12:30:51,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (1/1) ... [2023-08-30 12:30:51,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (1/1) ... [2023-08-30 12:30:51,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (1/1) ... [2023-08-30 12:30:51,158 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (1/1) ... [2023-08-30 12:30:51,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (1/1) ... [2023-08-30 12:30:51,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:30:51,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:30:51,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:30:51,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:30:51,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (1/1) ... [2023-08-30 12:30:51,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:30:51,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:30:51,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:30:51,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:30:51,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:30:51,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:30:51,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:30:51,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:30:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:30:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:30:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:30:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:30:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:30:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:30:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:30:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:30:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:30:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:30:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:30:51,252 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:30:51,415 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:30:51,416 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:30:52,067 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:30:52,095 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:30:52,096 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-30 12:30:52,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:30:52 BoogieIcfgContainer [2023-08-30 12:30:52,098 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:30:52,099 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:30:52,099 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:30:52,102 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:30:52,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:30:50" (1/3) ... [2023-08-30 12:30:52,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39f58958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:30:52, skipping insertion in model container [2023-08-30 12:30:52,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:51" (2/3) ... [2023-08-30 12:30:52,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39f58958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:30:52, skipping insertion in model container [2023-08-30 12:30:52,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:30:52" (3/3) ... [2023-08-30 12:30:52,105 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-node-trans.wvr.c [2023-08-30 12:30:52,112 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:30:52,121 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:30:52,121 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 42 error locations. [2023-08-30 12:30:52,122 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:30:52,335 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 12:30:52,341 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:30:52,347 INFO L158 Benchmark]: Toolchain (without parser) took 1611.04ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 59.4MB in the beginning and 60.9MB in the end (delta: -1.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-08-30 12:30:52,348 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:30:52,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.46ms. Allocated memory is still 81.8MB. Free memory was 59.2MB in the beginning and 46.3MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:30:52,350 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.96ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 61.7MB in the end (delta: -15.6MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-08-30 12:30:52,351 INFO L158 Benchmark]: Boogie Preprocessor took 53.86ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 58.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:30:52,351 INFO L158 Benchmark]: RCFGBuilder took 926.86ms. Allocated memory is still 81.8MB. Free memory was 58.8MB in the beginning and 43.2MB in the end (delta: 15.6MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-08-30 12:30:52,352 INFO L158 Benchmark]: TraceAbstraction took 245.81ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 42.8MB in the beginning and 60.9MB in the end (delta: -18.1MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-08-30 12:30:52,359 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.46ms. Allocated memory is still 81.8MB. Free memory was 59.2MB in the beginning and 46.3MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.96ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 61.7MB in the end (delta: -15.6MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.86ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 58.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 926.86ms. Allocated memory is still 81.8MB. Free memory was 58.8MB in the beginning and 43.2MB in the end (delta: 15.6MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * TraceAbstraction took 245.81ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 42.8MB in the beginning and 60.9MB in the end (delta: -18.1MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:30:52,385 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/chl-node-trans.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b79c2a620eba99d5ba65b548a8599a4feb45877b2c0c8388713c23f9a60bea18 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:30:54,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:30:54,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:30:54,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:30:54,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:30:54,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:30:54,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:30:54,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:30:54,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:30:54,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:30:54,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:30:54,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:30:54,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:30:54,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:30:54,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:30:54,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:30:54,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:30:54,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:30:54,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:30:54,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:30:54,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:30:54,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:30:54,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:30:54,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:30:54,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:30:54,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:30:54,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:30:54,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:30:54,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:30:54,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:30:54,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:30:54,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:30:54,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:30:54,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:30:54,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:30:54,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:30:54,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:30:54,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:30:54,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:30:54,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:30:54,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:30:54,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:30:54,363 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:30:54,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:30:54,365 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:30:54,365 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:30:54,366 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:30:54,366 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:30:54,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:30:54,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:30:54,367 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:30:54,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:30:54,368 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:30:54,368 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:30:54,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:30:54,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:30:54,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:30:54,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:30:54,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:30:54,369 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:30:54,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:30:54,369 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:30:54,369 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:30:54,369 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:30:54,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:30:54,370 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:30:54,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:30:54,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:30:54,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:30:54,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:30:54,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:30:54,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:30:54,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:30:54,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:30:54,372 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:30:54,372 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:30:54,372 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:30:54,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:30:54,372 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:30:54,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:30:54,373 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:30:54,373 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:30:54,373 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79c2a620eba99d5ba65b548a8599a4feb45877b2c0c8388713c23f9a60bea18 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:30:54,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:30:54,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:30:54,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:30:54,712 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:30:54,713 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:30:54,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-node-trans.wvr.c [2023-08-30 12:30:55,954 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:30:56,199 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:30:56,200 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-trans.wvr.c [2023-08-30 12:30:56,206 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b55ead927/81b02e190b264e8d8643028bab294744/FLAGdf64cc479 [2023-08-30 12:30:56,218 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b55ead927/81b02e190b264e8d8643028bab294744 [2023-08-30 12:30:56,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:30:56,222 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:30:56,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:30:56,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:30:56,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:30:56,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f54809 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56, skipping insertion in model container [2023-08-30 12:30:56,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:30:56,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:30:56,463 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-node-trans.wvr.c[3945,3958] [2023-08-30 12:30:56,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:30:56,502 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 12:30:56,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:30:56,532 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-node-trans.wvr.c[3945,3958] [2023-08-30 12:30:56,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:30:56,557 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:30:56,596 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-node-trans.wvr.c[3945,3958] [2023-08-30 12:30:56,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:30:56,624 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:30:56,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56 WrapperNode [2023-08-30 12:30:56,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:30:56,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:30:56,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:30:56,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:30:56,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,660 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,724 INFO L138 Inliner]: procedures = 29, calls = 66, calls flagged for inlining = 22, calls inlined = 34, statements flattened = 479 [2023-08-30 12:30:56,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:30:56,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:30:56,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:30:56,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:30:56,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,782 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:30:56,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:30:56,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:30:56,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:30:56,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (1/1) ... [2023-08-30 12:30:56,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:30:56,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:30:56,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:30:56,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:30:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:30:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-08-30 12:30:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:30:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:30:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:30:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:30:56,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:30:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:30:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:30:56,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:30:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:30:56,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:30:56,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:30:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:30:56,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-08-30 12:30:56,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:30:56,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:30:56,869 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:30:57,003 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:30:57,005 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:30:57,868 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:30:57,879 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:30:57,880 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-30 12:30:57,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:30:57 BoogieIcfgContainer [2023-08-30 12:30:57,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:30:57,884 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:30:57,884 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:30:57,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:30:57,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:30:56" (1/3) ... [2023-08-30 12:30:57,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23b41463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:30:57, skipping insertion in model container [2023-08-30 12:30:57,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:56" (2/3) ... [2023-08-30 12:30:57,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23b41463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:30:57, skipping insertion in model container [2023-08-30 12:30:57,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:30:57" (3/3) ... [2023-08-30 12:30:57,889 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-node-trans.wvr.c [2023-08-30 12:30:57,896 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:30:57,902 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:30:57,902 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 42 error locations. [2023-08-30 12:30:57,903 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:30:58,023 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 12:30:58,029 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:30:58,034 INFO L158 Benchmark]: Toolchain (without parser) took 1811.82ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 49.3MB in the beginning and 41.1MB in the end (delta: 8.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-08-30 12:30:58,035 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:30:58,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.09ms. Allocated memory is still 71.3MB. Free memory was 49.0MB in the beginning and 32.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 12:30:58,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.47ms. Allocated memory is still 71.3MB. Free memory was 32.8MB in the beginning and 50.5MB in the end (delta: -17.6MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-08-30 12:30:58,037 INFO L158 Benchmark]: Boogie Preprocessor took 63.09ms. Allocated memory is still 71.3MB. Free memory was 50.5MB in the beginning and 47.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:30:58,037 INFO L158 Benchmark]: RCFGBuilder took 1092.93ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.2MB in the beginning and 42.6MB in the end (delta: 4.6MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-08-30 12:30:58,038 INFO L158 Benchmark]: TraceAbstraction took 149.18ms. Allocated memory is still 92.3MB. Free memory was 42.0MB in the beginning and 41.1MB in the end (delta: 902.6kB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2023-08-30 12:30:58,046 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.09ms. Allocated memory is still 71.3MB. Free memory was 49.0MB in the beginning and 32.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.47ms. Allocated memory is still 71.3MB. Free memory was 32.8MB in the beginning and 50.5MB in the end (delta: -17.6MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.09ms. Allocated memory is still 71.3MB. Free memory was 50.5MB in the beginning and 47.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1092.93ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.2MB in the beginning and 42.6MB in the end (delta: 4.6MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * TraceAbstraction took 149.18ms. Allocated memory is still 92.3MB. Free memory was 42.0MB in the beginning and 41.1MB in the end (delta: 902.6kB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:30:58,070 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