./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/weaver/chl-time-subst.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/chl-time-subst.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbdf820325bad974beb5f3994ba78abc0ad853157d83dd91eac05e8acb05e8a2 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:31:10,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:31:10,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:31:10,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:31:10,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:31:10,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:31:10,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:31:10,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:31:10,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:31:10,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:31:10,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:31:10,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:31:10,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:31:10,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:31:10,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:31:10,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:31:10,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:31:10,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:31:10,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:31:10,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:31:10,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:31:10,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:31:10,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:31:10,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:31:10,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:31:10,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:31:10,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:31:10,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:31:10,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:31:10,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:31:10,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:31:10,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:31:10,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:31:10,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:31:10,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:31:10,442 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:31:10,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:31:10,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:31:10,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:31:10,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:31:10,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:31:10,455 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:31:10,481 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:31:10,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:31:10,481 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:31:10,481 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:31:10,482 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:31:10,482 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:31:10,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:31:10,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:31:10,483 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:31:10,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:31:10,483 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:31:10,483 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:31:10,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:31:10,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:31:10,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:31:10,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:31:10,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:31:10,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:31:10,484 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:31:10,484 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:31:10,484 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:31:10,484 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:31:10,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:31:10,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:31:10,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:31:10,485 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:31:10,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:10,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:31:10,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:31:10,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:31:10,486 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:31:10,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:31:10,486 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:31:10,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:31:10,486 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:31:10,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:31:10,486 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:31:10,486 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbdf820325bad974beb5f3994ba78abc0ad853157d83dd91eac05e8acb05e8a2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:31:10,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:31:10,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:31:10,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:31:10,793 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:31:10,794 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:31:10,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-time-subst.wvr.c [2023-08-30 12:31:11,953 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:31:12,145 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:31:12,146 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-subst.wvr.c [2023-08-30 12:31:12,151 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abaa1f2c0/e72125d4470e4521b9abc84989afa643/FLAG7620d0352 [2023-08-30 12:31:12,166 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abaa1f2c0/e72125d4470e4521b9abc84989afa643 [2023-08-30 12:31:12,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:31:12,169 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:31:12,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:12,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:31:12,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:31:12,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e9d353a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12, skipping insertion in model container [2023-08-30 12:31:12,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:31:12,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:31:12,360 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-time-subst.wvr.c[2879,2892] [2023-08-30 12:31:12,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:12,374 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:31:12,393 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-time-subst.wvr.c[2879,2892] [2023-08-30 12:31:12,395 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:12,402 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:12,402 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:12,408 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:31:12,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12 WrapperNode [2023-08-30 12:31:12,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:12,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:12,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:31:12,410 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:31:12,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,448 INFO L138 Inliner]: procedures = 23, calls = 39, calls flagged for inlining = 11, calls inlined = 21, statements flattened = 307 [2023-08-30 12:31:12,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:12,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:31:12,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:31:12,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:31:12,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,490 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:31:12,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:31:12,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:31:12,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:31:12,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (1/1) ... [2023-08-30 12:31:12,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:12,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:31:12,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:31:12,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:31:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:31:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:31:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:31:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:31:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:31:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:31:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:31:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:31:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:31:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:31:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:31:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:31:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:31:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:31:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:31:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:31:12,571 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:31:12,659 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:31:12,664 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:31:13,131 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:31:14,561 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:31:14,561 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:31:14,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:14 BoogieIcfgContainer [2023-08-30 12:31:14,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:31:14,565 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:31:14,566 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:31:14,568 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:31:14,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:31:12" (1/3) ... [2023-08-30 12:31:14,569 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@271e8b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:14, skipping insertion in model container [2023-08-30 12:31:14,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:12" (2/3) ... [2023-08-30 12:31:14,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@271e8b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:14, skipping insertion in model container [2023-08-30 12:31:14,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:14" (3/3) ... [2023-08-30 12:31:14,571 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-time-subst.wvr.c [2023-08-30 12:31:14,579 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:31:14,588 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:31:14,588 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2023-08-30 12:31:14,588 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:31:15,068 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 12:31:15,074 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:31:15,080 INFO L158 Benchmark]: Toolchain (without parser) took 2909.80ms. Allocated memory was 67.1MB in the beginning and 165.7MB in the end (delta: 98.6MB). Free memory was 39.1MB in the beginning and 82.5MB in the end (delta: -43.4MB). Peak memory consumption was 100.8MB. Max. memory is 16.1GB. [2023-08-30 12:31:15,081 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory was 29.0MB in the beginning and 29.0MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:31:15,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.82ms. Allocated memory is still 67.1MB. Free memory was 39.0MB in the beginning and 43.4MB in the end (delta: -4.4MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2023-08-30 12:31:15,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.22ms. Allocated memory is still 67.1MB. Free memory was 43.4MB in the beginning and 40.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:15,083 INFO L158 Benchmark]: Boogie Preprocessor took 48.05ms. Allocated memory is still 67.1MB. Free memory was 40.8MB in the beginning and 38.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:15,084 INFO L158 Benchmark]: RCFGBuilder took 2066.32ms. Allocated memory was 67.1MB in the beginning and 165.7MB in the end (delta: 98.6MB). Free memory was 38.9MB in the beginning and 119.1MB in the end (delta: -80.2MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2023-08-30 12:31:15,085 INFO L158 Benchmark]: TraceAbstraction took 512.83ms. Allocated memory is still 165.7MB. Free memory was 118.1MB in the beginning and 82.5MB in the end (delta: 35.6MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2023-08-30 12:31:15,092 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory was 29.0MB in the beginning and 29.0MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.82ms. Allocated memory is still 67.1MB. Free memory was 39.0MB in the beginning and 43.4MB in the end (delta: -4.4MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.22ms. Allocated memory is still 67.1MB. Free memory was 43.4MB in the beginning and 40.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.05ms. Allocated memory is still 67.1MB. Free memory was 40.8MB in the beginning and 38.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2066.32ms. Allocated memory was 67.1MB in the beginning and 165.7MB in the end (delta: 98.6MB). Free memory was 38.9MB in the beginning and 119.1MB in the end (delta: -80.2MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * TraceAbstraction took 512.83ms. Allocated memory is still 165.7MB. Free memory was 118.1MB in the beginning and 82.5MB in the end (delta: 35.6MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:31:15,120 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/chl-time-subst.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbdf820325bad974beb5f3994ba78abc0ad853157d83dd91eac05e8acb05e8a2 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:31:17,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:31:17,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:31:17,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:31:17,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:31:17,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:31:17,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:31:17,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:31:17,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:31:17,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:31:17,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:31:17,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:31:17,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:31:17,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:31:17,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:31:17,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:31:17,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:31:17,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:31:17,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:31:17,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:31:17,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:31:17,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:31:17,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:31:17,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:31:17,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:31:17,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:31:17,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:31:17,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:31:17,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:31:17,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:31:17,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:31:17,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:31:17,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:31:17,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:31:17,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:31:17,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:31:17,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:31:17,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:31:17,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:31:17,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:31:17,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:31:17,142 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:31:17,174 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:31:17,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:31:17,175 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:31:17,175 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:31:17,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:31:17,177 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:31:17,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:31:17,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:31:17,177 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:31:17,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:31:17,178 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:31:17,179 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:31:17,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:31:17,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:31:17,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:31:17,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:31:17,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:31:17,180 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:31:17,180 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:31:17,180 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:31:17,180 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:31:17,180 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:31:17,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:31:17,181 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:31:17,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:31:17,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:31:17,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:31:17,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:31:17,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:17,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:31:17,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:31:17,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:31:17,182 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:31:17,183 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:31:17,183 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:31:17,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:31:17,183 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:31:17,183 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:31:17,183 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:31:17,184 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:31:17,184 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbdf820325bad974beb5f3994ba78abc0ad853157d83dd91eac05e8acb05e8a2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:31:17,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:31:17,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:31:17,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:31:17,517 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:31:17,517 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:31:17,518 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-time-subst.wvr.c [2023-08-30 12:31:18,588 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:31:18,785 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:31:18,785 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-subst.wvr.c [2023-08-30 12:31:18,790 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34beda68c/8f865b136c394d7baa264e7aba685dce/FLAG9f3901f6a [2023-08-30 12:31:18,801 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34beda68c/8f865b136c394d7baa264e7aba685dce [2023-08-30 12:31:18,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:31:18,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:31:18,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:18,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:31:18,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:31:18,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:18" (1/1) ... [2023-08-30 12:31:18,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab4ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:18, skipping insertion in model container [2023-08-30 12:31:18,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:18" (1/1) ... [2023-08-30 12:31:18,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:31:18,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:31:18,963 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-time-subst.wvr.c[2879,2892] [2023-08-30 12:31:18,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:18,984 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:31:19,024 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-time-subst.wvr.c[2879,2892] [2023-08-30 12:31:19,028 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:19,042 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:19,046 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:19,052 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:31:19,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19 WrapperNode [2023-08-30 12:31:19,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:19,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:19,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:31:19,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:31:19,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (1/1) ... [2023-08-30 12:31:19,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (1/1) ... [2023-08-30 12:31:19,129 INFO L138 Inliner]: procedures = 25, calls = 39, calls flagged for inlining = 11, calls inlined = 21, statements flattened = 292 [2023-08-30 12:31:19,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:19,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:31:19,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:31:19,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:31:19,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (1/1) ... [2023-08-30 12:31:19,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (1/1) ... [2023-08-30 12:31:19,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (1/1) ... [2023-08-30 12:31:19,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (1/1) ... [2023-08-30 12:31:19,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (1/1) ... [2023-08-30 12:31:19,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (1/1) ... [2023-08-30 12:31:19,187 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (1/1) ... [2023-08-30 12:31:19,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (1/1) ... [2023-08-30 12:31:19,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:31:19,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:31:19,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:31:19,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:31:19,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (1/1) ... [2023-08-30 12:31:19,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:19,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:31:19,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:31:19,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:31:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:31:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:31:19,262 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:31:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:31:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:31:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:31:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:31:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:31:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:31:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:31:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:31:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:31:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:31:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:31:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:31:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:31:19,266 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:31:19,419 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:31:19,420 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:31:20,031 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:31:21,244 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:31:21,244 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:31:21,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:21 BoogieIcfgContainer [2023-08-30 12:31:21,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:31:21,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:31:21,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:31:21,251 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:31:21,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:31:18" (1/3) ... [2023-08-30 12:31:21,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a91624e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:21, skipping insertion in model container [2023-08-30 12:31:21,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:19" (2/3) ... [2023-08-30 12:31:21,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a91624e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:21, skipping insertion in model container [2023-08-30 12:31:21,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:21" (3/3) ... [2023-08-30 12:31:21,253 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-time-subst.wvr.c [2023-08-30 12:31:21,262 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:31:21,270 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:31:21,270 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2023-08-30 12:31:21,271 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:31:21,738 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 12:31:21,743 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:31:21,747 INFO L158 Benchmark]: Toolchain (without parser) took 2942.67ms. Allocated memory was 69.2MB in the beginning and 125.8MB in the end (delta: 56.6MB). Free memory was 46.4MB in the beginning and 49.1MB in the end (delta: -2.7MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. [2023-08-30 12:31:21,748 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:31:21,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.53ms. Allocated memory is still 69.2MB. Free memory was 46.1MB in the beginning and 34.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:31:21,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.16ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 34.3MB in the beginning and 63.8MB in the end (delta: -29.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-08-30 12:31:21,749 INFO L158 Benchmark]: Boogie Preprocessor took 59.54ms. Allocated memory is still 83.9MB. Free memory was 63.8MB in the beginning and 61.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:21,750 INFO L158 Benchmark]: RCFGBuilder took 2053.57ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 61.4MB in the beginning and 58.6MB in the end (delta: 2.8MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:21,750 INFO L158 Benchmark]: TraceAbstraction took 498.04ms. Allocated memory is still 125.8MB. Free memory was 57.5MB in the beginning and 49.1MB in the end (delta: 8.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-08-30 12:31:21,753 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.53ms. Allocated memory is still 69.2MB. Free memory was 46.1MB in the beginning and 34.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.16ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 34.3MB in the beginning and 63.8MB in the end (delta: -29.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.54ms. Allocated memory is still 83.9MB. Free memory was 63.8MB in the beginning and 61.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2053.57ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 61.4MB in the beginning and 58.6MB in the end (delta: 2.8MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. * TraceAbstraction took 498.04ms. Allocated memory is still 125.8MB. Free memory was 57.5MB in the beginning and 49.1MB in the end (delta: 8.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:31:21,769 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE