./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/weaver/test-easy10.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/test-easy10.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 5b38e7cb0150abfd3f300ad6ccdd66bb35d80de0668e553c35b4b9d13b84c85b --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 02:05:41,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:05:41,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:05:41,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:05:41,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:05:41,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:05:41,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:05:41,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:05:41,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:05:41,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:05:41,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:05:41,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:05:41,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:05:41,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:05:41,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:05:41,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:05:41,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:05:41,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:05:41,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:05:41,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:05:41,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:05:41,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:05:41,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:05:41,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:05:41,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:05:41,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:05:41,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:05:41,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:05:41,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:05:41,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:05:41,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:05:41,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:05:41,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:05:41,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:05:41,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:05:41,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:05:41,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:05:41,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:05:41,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:05:41,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:05:41,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:05:41,692 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:05:41,734 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:05:41,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:05:41,736 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:05:41,736 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:05:41,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:05:41,737 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:05:41,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:05:41,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:05:41,738 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:05:41,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:05:41,739 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:05:41,739 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:05:41,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:05:41,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:05:41,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:05:41,740 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:05:41,740 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:05:41,740 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:05:41,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:05:41,740 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:05:41,741 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:05:41,741 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:05:41,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:05:41,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:05:41,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:05:41,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:05:41,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:05:41,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:05:41,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:05:41,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:05:41,743 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:05:41,743 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:05:41,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:05:41,743 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:05:41,743 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38e7cb0150abfd3f300ad6ccdd66bb35d80de0668e553c35b4b9d13b84c85b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:05:42,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:05:42,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:05:42,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:05:42,053 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:05:42,053 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:05:42,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/test-easy10.wvr.c [2023-08-30 02:05:43,213 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:05:43,449 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:05:43,450 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy10.wvr.c [2023-08-30 02:05:43,456 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99e84ec90/d5986bd804994af4ad01f8dc6d6b4027/FLAGff4643d42 [2023-08-30 02:05:43,467 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99e84ec90/d5986bd804994af4ad01f8dc6d6b4027 [2023-08-30 02:05:43,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:05:43,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:05:43,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:43,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:05:43,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:05:43,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ed32ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43, skipping insertion in model container [2023-08-30 02:05:43,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:05:43,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:05:43,650 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy10.wvr.c[3907,3920] [2023-08-30 02:05:43,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:43,671 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:05:43,708 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/test-easy10.wvr.c[3907,3920] [2023-08-30 02:05:43,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:43,722 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:05:43,723 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:05:43,729 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:05:43,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43 WrapperNode [2023-08-30 02:05:43,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:43,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:05:43,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:05:43,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:05:43,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,790 INFO L138 Inliner]: procedures = 23, calls = 84, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-08-30 02:05:43,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:05:43,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:05:43,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:05:43,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:05:43,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,832 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:05:43,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:05:43,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:05:43,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:05:43,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:05:43,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:05:43,870 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 02:05:43,912 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 02:05:43,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:05:43,939 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:05:43,939 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:05:43,939 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:05:43,939 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:05:43,939 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:05:43,939 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:05:43,940 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 02:05:43,940 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 02:05:43,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:05:43,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:05:43,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:05:43,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:05:43,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:05:43,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:05:43,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:05:43,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:05:43,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:05:43,942 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 02:05:44,080 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:05:44,082 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:05:44,358 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:05:44,404 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:05:44,404 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 02:05:44,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:05:44 BoogieIcfgContainer [2023-08-30 02:05:44,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:05:44,408 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:05:44,409 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:05:44,411 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:05:44,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:05:43" (1/3) ... [2023-08-30 02:05:44,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d952d44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:05:44, skipping insertion in model container [2023-08-30 02:05:44,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (2/3) ... [2023-08-30 02:05:44,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d952d44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:05:44, skipping insertion in model container [2023-08-30 02:05:44,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:05:44" (3/3) ... [2023-08-30 02:05:44,414 INFO L112 eAbstractionObserver]: Analyzing ICFG test-easy10.wvr.c [2023-08-30 02:05:44,427 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:05:44,427 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-08-30 02:05:44,428 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:05:44,535 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:05:44,543 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 02:05:44,547 INFO L158 Benchmark]: Toolchain (without parser) took 1076.20ms. Allocated memory is still 88.1MB. Free memory was 66.1MB in the beginning and 38.0MB in the end (delta: 28.1MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,547 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:05:44,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.78ms. Allocated memory is still 88.1MB. Free memory was 66.1MB in the beginning and 54.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.71ms. Allocated memory is still 88.1MB. Free memory was 54.3MB in the beginning and 52.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,548 INFO L158 Benchmark]: Boogie Preprocessor took 46.71ms. Allocated memory is still 88.1MB. Free memory was 52.1MB in the beginning and 50.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,549 INFO L158 Benchmark]: RCFGBuilder took 567.93ms. Allocated memory is still 88.1MB. Free memory was 50.6MB in the beginning and 48.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,549 INFO L158 Benchmark]: TraceAbstraction took 136.92ms. Allocated memory is still 88.1MB. Free memory was 48.5MB in the beginning and 38.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,551 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.78ms. Allocated memory is still 88.1MB. Free memory was 66.1MB in the beginning and 54.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.71ms. Allocated memory is still 88.1MB. Free memory was 54.3MB in the beginning and 52.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.71ms. Allocated memory is still 88.1MB. Free memory was 52.1MB in the beginning and 50.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 567.93ms. Allocated memory is still 88.1MB. Free memory was 50.6MB in the beginning and 48.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * TraceAbstraction took 136.92ms. Allocated memory is still 88.1MB. Free memory was 48.5MB in the beginning and 38.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:05:44,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/weaver/test-easy10.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 5b38e7cb0150abfd3f300ad6ccdd66bb35d80de0668e553c35b4b9d13b84c85b --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 02:05:46,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:05:46,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:05:46,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:05:46,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:05:46,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:05:46,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:05:46,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:05:46,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:05:46,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:05:46,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:05:46,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:05:46,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:05:46,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:05:46,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:05:46,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:05:46,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:05:46,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:05:46,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:05:46,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:05:46,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:05:46,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:05:46,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:05:46,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:05:46,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:05:46,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:05:46,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:05:46,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:05:46,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:05:46,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:05:46,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:05:46,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:05:46,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:05:46,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:05:46,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:05:46,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:05:46,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:05:46,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:05:46,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:05:46,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:05:46,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:05:46,493 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:05:46,531 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:05:46,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:05:46,533 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:05:46,533 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:05:46,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:05:46,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:05:46,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:05:46,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:05:46,535 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:05:46,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:05:46,536 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:05:46,536 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:05:46,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:05:46,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:05:46,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:05:46,537 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:05:46,537 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:05:46,537 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:05:46,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:05:46,538 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:05:46,538 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:05:46,538 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:05:46,538 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:05:46,538 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:05:46,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:05:46,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:05:46,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:05:46,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:05:46,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:05:46,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:05:46,540 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:05:46,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:05:46,540 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:05:46,540 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:05:46,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:05:46,541 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:05:46,541 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:05:46,541 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38e7cb0150abfd3f300ad6ccdd66bb35d80de0668e553c35b4b9d13b84c85b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:05:46,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:05:46,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:05:46,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:05:46,835 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:05:46,836 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:05:46,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/test-easy10.wvr.c [2023-08-30 02:05:47,891 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:05:48,101 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:05:48,101 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy10.wvr.c [2023-08-30 02:05:48,111 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35741762/6dd7d2f533c64999b69bf683798a2ffe/FLAG0a9fb5611 [2023-08-30 02:05:48,123 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35741762/6dd7d2f533c64999b69bf683798a2ffe [2023-08-30 02:05:48,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:05:48,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:05:48,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:48,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:05:48,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:05:48,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2455cec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48, skipping insertion in model container [2023-08-30 02:05:48,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:05:48,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:05:48,327 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/test-easy10.wvr.c[3907,3920] [2023-08-30 02:05:48,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:48,349 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:05:48,390 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/test-easy10.wvr.c[3907,3920] [2023-08-30 02:05:48,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:48,401 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:05:48,405 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:05:48,410 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:05:48,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48 WrapperNode [2023-08-30 02:05:48,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:48,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:05:48,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:05:48,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:05:48,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,438 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,472 INFO L138 Inliner]: procedures = 25, calls = 84, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-08-30 02:05:48,473 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:05:48,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:05:48,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:05:48,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:05:48,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,526 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:05:48,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:05:48,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:05:48,532 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:05:48,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (1/1) ... [2023-08-30 02:05:48,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:05:48,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:05:48,560 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 02:05:48,582 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 02:05:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:05:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:05:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:05:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:05:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:05:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:05:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:05:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:05:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 02:05:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 02:05:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:05:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:05:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:05:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:05:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:05:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:05:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:05:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:05:48,600 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 02:05:48,690 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:05:48,691 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:05:49,054 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:05:49,137 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:05:49,140 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 02:05:49,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:05:49 BoogieIcfgContainer [2023-08-30 02:05:49,143 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:05:49,146 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:05:49,146 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:05:49,149 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:05:49,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:05:48" (1/3) ... [2023-08-30 02:05:49,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e5fb46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:05:49, skipping insertion in model container [2023-08-30 02:05:49,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:48" (2/3) ... [2023-08-30 02:05:49,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e5fb46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:05:49, skipping insertion in model container [2023-08-30 02:05:49,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:05:49" (3/3) ... [2023-08-30 02:05:49,151 INFO L112 eAbstractionObserver]: Analyzing ICFG test-easy10.wvr.c [2023-08-30 02:05:49,167 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:05:49,167 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-08-30 02:05:49,167 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:05:49,281 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:05:49,298 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 02:05:49,302 INFO L158 Benchmark]: Toolchain (without parser) took 1175.40ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 46.6MB in the beginning and 43.2MB in the end (delta: 3.4MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-08-30 02:05:49,302 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:05:49,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.69ms. Allocated memory is still 69.2MB. Free memory was 46.4MB in the beginning and 34.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 02:05:49,303 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.30ms. Allocated memory is still 69.2MB. Free memory was 34.1MB in the beginning and 32.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:05:49,304 INFO L158 Benchmark]: Boogie Preprocessor took 54.57ms. Allocated memory is still 69.2MB. Free memory was 32.0MB in the beginning and 48.2MB in the end (delta: -16.1MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2023-08-30 02:05:49,305 INFO L158 Benchmark]: RCFGBuilder took 613.31ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 48.2MB in the beginning and 56.7MB in the end (delta: -8.5MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-08-30 02:05:49,305 INFO L158 Benchmark]: TraceAbstraction took 154.81ms. Allocated memory is still 83.9MB. Free memory was 55.8MB in the beginning and 43.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 02:05:49,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.69ms. Allocated memory is still 69.2MB. Free memory was 46.4MB in the beginning and 34.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.30ms. Allocated memory is still 69.2MB. Free memory was 34.1MB in the beginning and 32.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.57ms. Allocated memory is still 69.2MB. Free memory was 32.0MB in the beginning and 48.2MB in the end (delta: -16.1MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * RCFGBuilder took 613.31ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 48.2MB in the beginning and 56.7MB in the end (delta: -8.5MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * TraceAbstraction took 154.81ms. Allocated memory is still 83.9MB. Free memory was 55.8MB in the beginning and 43.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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 02:05:49,330 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