./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 --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 02:02:19,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:02:19,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:02:19,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:02:19,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:02:19,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:02:19,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:02:19,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:02:19,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:02:19,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:02:19,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:02:19,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:02:19,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:02:19,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:02:19,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:02:19,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:02:19,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:02:19,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:02:19,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:02:19,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:02:19,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:02:19,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:02:19,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:02:19,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:02:19,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:02:19,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:02:19,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:02:19,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:02:19,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:02:19,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:02:19,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:02:19,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:02:19,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:02:19,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:02:19,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:02:19,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:02:19,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:02:19,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:02:19,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:02:19,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:02:19,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:02:19,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:02:19,173 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:02:19,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:02:19,174 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:02:19,175 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:02:19,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:02:19,176 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:02:19,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:02:19,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:02:19,177 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:02:19,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:02:19,178 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:02:19,178 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:02:19,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:02:19,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:02:19,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:02:19,179 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:02:19,179 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:02:19,179 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:02:19,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:02:19,179 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:02:19,180 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:02:19,180 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:02:19,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:02:19,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:02:19,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:02:19,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:19,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:02:19,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:02:19,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:02:19,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:02:19,181 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:02:19,182 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:02:19,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:02:19,182 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:02:19,182 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:02:19,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:02:19,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:02:19,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:02:19,526 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:02:19,526 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:02:19,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2023-08-30 02:02:20,737 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:02:20,945 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:02:20,946 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2023-08-30 02:02:20,951 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65c14d5e5/5b030720a76d4acaaa8e77672d0e549e/FLAG03bcfa2af [2023-08-30 02:02:20,962 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65c14d5e5/5b030720a76d4acaaa8e77672d0e549e [2023-08-30 02:02:20,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:02:20,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:02:20,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:20,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:02:20,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:02:20,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:20" (1/1) ... [2023-08-30 02:02:20,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7da22db3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:20, skipping insertion in model container [2023-08-30 02:02:20,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:20" (1/1) ... [2023-08-30 02:02:20,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:02:20,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:02:21,144 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-collitem-subst.wvr.c[3544,3557] [2023-08-30 02:02:21,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:21,171 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:02:21,219 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-collitem-subst.wvr.c[3544,3557] [2023-08-30 02:02:21,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:21,228 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:02:21,228 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:02:21,234 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:02:21,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21 WrapperNode [2023-08-30 02:02:21,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:21,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:21,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:02:21,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:02:21,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (1/1) ... [2023-08-30 02:02:21,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (1/1) ... [2023-08-30 02:02:21,301 INFO L138 Inliner]: procedures = 23, calls = 46, calls flagged for inlining = 18, calls inlined = 40, statements flattened = 365 [2023-08-30 02:02:21,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:21,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:02:21,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:02:21,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:02:21,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (1/1) ... [2023-08-30 02:02:21,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (1/1) ... [2023-08-30 02:02:21,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (1/1) ... [2023-08-30 02:02:21,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (1/1) ... [2023-08-30 02:02:21,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (1/1) ... [2023-08-30 02:02:21,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (1/1) ... [2023-08-30 02:02:21,356 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (1/1) ... [2023-08-30 02:02:21,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (1/1) ... [2023-08-30 02:02:21,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:02:21,366 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:02:21,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:02:21,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:02:21,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (1/1) ... [2023-08-30 02:02:21,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:21,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:02:21,402 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 02:02:21,427 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 02:02:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:02:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:02:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:02:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:02:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:02:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:02:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:02:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:02:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:02:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:02:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:02:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:02:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:02:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:02:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:02:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:02:21,449 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 02:02:21,591 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:02:21,606 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:02:22,175 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:02:22,618 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:02:22,618 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 02:02:22,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:22 BoogieIcfgContainer [2023-08-30 02:02:22,620 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:02:22,622 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:02:22,622 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:02:22,625 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:02:22,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:02:20" (1/3) ... [2023-08-30 02:02:22,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fb28589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:22, skipping insertion in model container [2023-08-30 02:02:22,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:21" (2/3) ... [2023-08-30 02:02:22,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fb28589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:22, skipping insertion in model container [2023-08-30 02:02:22,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:22" (3/3) ... [2023-08-30 02:02:22,636 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-collitem-subst.wvr.c [2023-08-30 02:02:22,650 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:02:22,650 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2023-08-30 02:02:22,650 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:02:22,746 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 02:02:22,752 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 02:02:22,758 INFO L158 Benchmark]: Toolchain (without parser) took 1791.22ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 34.7MB in the beginning and 36.8MB in the end (delta: -2.1MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-08-30 02:02:22,759 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 46.1MB. Free memory was 24.3MB in the beginning and 24.2MB in the end (delta: 33.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:02:22,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.10ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 36.2MB in the end (delta: -1.7MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-08-30 02:02:22,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.34ms. Allocated memory is still 56.6MB. Free memory was 36.2MB in the beginning and 33.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 02:02:22,761 INFO L158 Benchmark]: Boogie Preprocessor took 62.24ms. Allocated memory is still 56.6MB. Free memory was 33.3MB in the beginning and 31.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:02:22,762 INFO L158 Benchmark]: RCFGBuilder took 1254.54ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 31.2MB in the beginning and 26.4MB in the end (delta: 4.9MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-08-30 02:02:22,762 INFO L158 Benchmark]: TraceAbstraction took 134.33ms. Allocated memory is still 83.9MB. Free memory was 25.7MB in the beginning and 36.8MB in the end (delta: -11.1MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2023-08-30 02:02:22,770 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 46.1MB. Free memory was 24.3MB in the beginning and 24.2MB in the end (delta: 33.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.10ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 36.2MB in the end (delta: -1.7MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.34ms. Allocated memory is still 56.6MB. Free memory was 36.2MB in the beginning and 33.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.24ms. Allocated memory is still 56.6MB. Free memory was 33.3MB in the beginning and 31.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1254.54ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 31.2MB in the beginning and 26.4MB in the end (delta: 4.9MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * TraceAbstraction took 134.33ms. Allocated memory is still 83.9MB. Free memory was 25.7MB in the beginning and 36.8MB in the end (delta: -11.1MB). Peak memory consumption was 2.7MB. 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 02:02:22,797 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 --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 02:02:24,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:02:24,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:02:24,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:02:24,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:02:24,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:02:24,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:02:24,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:02:24,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:02:24,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:02:24,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:02:24,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:02:24,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:02:24,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:02:24,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:02:24,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:02:24,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:02:24,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:02:24,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:02:24,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:02:24,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:02:24,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:02:24,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:02:24,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:02:24,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:02:24,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:02:24,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:02:24,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:02:24,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:02:24,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:02:24,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:02:24,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:02:24,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:02:24,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:02:24,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:02:24,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:02:24,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:02:24,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:02:24,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:02:24,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:02:24,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:02:24,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:02:24,876 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:02:24,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:02:24,877 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:02:24,878 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:02:24,879 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:02:24,879 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:02:24,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:02:24,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:02:24,880 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:02:24,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:02:24,885 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:02:24,885 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:02:24,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:02:24,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:02:24,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:02:24,886 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:02:24,886 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:02:24,886 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:02:24,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:02:24,888 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:02:24,888 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:02:24,891 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:02:24,892 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:02:24,892 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:02:24,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:02:24,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:02:24,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:02:24,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:24,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:02:24,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:02:24,893 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:02:24,894 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:02:24,894 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:02:24,894 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:02:24,894 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:02:24,895 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:02:24,895 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:02:24,895 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:02:25,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:02:25,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:02:25,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:02:25,200 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:02:25,200 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:02:25,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2023-08-30 02:02:26,388 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:02:26,580 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:02:26,581 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2023-08-30 02:02:26,587 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8eb630ae6/fdedbdc58a8146f69f4f7efdf17f8af5/FLAG0c5b95aff [2023-08-30 02:02:26,603 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8eb630ae6/fdedbdc58a8146f69f4f7efdf17f8af5 [2023-08-30 02:02:26,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:02:26,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:02:26,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:26,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:02:26,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:02:26,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e57c8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26, skipping insertion in model container [2023-08-30 02:02:26,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:02:26,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:02:26,792 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c[3544,3557] [2023-08-30 02:02:26,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:26,816 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:02:26,842 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-collitem-subst.wvr.c[3544,3557] [2023-08-30 02:02:26,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:26,853 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:02:26,853 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:02:26,859 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:02:26,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26 WrapperNode [2023-08-30 02:02:26,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:26,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:26,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:02:26,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:02:26,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,904 INFO L138 Inliner]: procedures = 25, calls = 46, calls flagged for inlining = 18, calls inlined = 40, statements flattened = 341 [2023-08-30 02:02:26,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:26,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:02:26,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:02:26,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:02:26,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,940 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:02:26,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:02:26,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:02:26,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:02:26,953 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (1/1) ... [2023-08-30 02:02:26,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:26,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:02:27,027 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 02:02:27,038 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 02:02:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:02:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:02:27,070 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:02:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:02:27,071 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:02:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:02:27,077 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:02:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:02:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:02:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:02:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:02:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:02:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:02:27,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:02:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:02:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:02:27,079 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 02:02:27,186 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:02:27,187 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:02:27,784 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:02:28,308 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:02:28,308 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 02:02:28,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:28 BoogieIcfgContainer [2023-08-30 02:02:28,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:02:28,312 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:02:28,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:02:28,315 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:02:28,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:02:26" (1/3) ... [2023-08-30 02:02:28,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49badf68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:28, skipping insertion in model container [2023-08-30 02:02:28,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:26" (2/3) ... [2023-08-30 02:02:28,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49badf68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:28, skipping insertion in model container [2023-08-30 02:02:28,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:28" (3/3) ... [2023-08-30 02:02:28,318 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-collitem-subst.wvr.c [2023-08-30 02:02:28,334 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:02:28,335 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2023-08-30 02:02:28,335 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:02:28,458 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 02:02:28,464 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 02:02:28,470 INFO L158 Benchmark]: Toolchain (without parser) took 1862.12ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 34.7MB in the beginning and 55.0MB in the end (delta: -20.3MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-08-30 02:02:28,471 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:02:28,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.25ms. Allocated memory is still 67.1MB. Free memory was 34.4MB in the beginning and 38.1MB in the end (delta: -3.7MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-08-30 02:02:28,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.19ms. Allocated memory is still 67.1MB. Free memory was 37.9MB in the beginning and 35.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 02:02:28,473 INFO L158 Benchmark]: Boogie Preprocessor took 41.46ms. Allocated memory is still 67.1MB. Free memory was 35.0MB in the beginning and 32.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:02:28,474 INFO L158 Benchmark]: RCFGBuilder took 1359.93ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 32.5MB in the beginning and 36.6MB in the end (delta: -4.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-08-30 02:02:28,474 INFO L158 Benchmark]: TraceAbstraction took 156.59ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 36.0MB in the beginning and 55.0MB in the end (delta: -19.0MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-08-30 02:02:28,482 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.25ms. Allocated memory is still 67.1MB. Free memory was 34.4MB in the beginning and 38.1MB in the end (delta: -3.7MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.19ms. Allocated memory is still 67.1MB. Free memory was 37.9MB in the beginning and 35.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.46ms. Allocated memory is still 67.1MB. Free memory was 35.0MB in the beginning and 32.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1359.93ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 32.5MB in the beginning and 36.6MB in the end (delta: -4.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * TraceAbstraction took 156.59ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 36.0MB in the beginning and 55.0MB in the end (delta: -19.0MB). Peak memory consumption was 13.7MB. 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 02:02:28,510 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE