./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 --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 [2023-08-29 09:15:30,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:15:30,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:15:30,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:15:30,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:15:30,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:15:30,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:15:30,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:15:30,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:15:30,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:15:30,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:15:30,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:15:30,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:15:30,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:15:30,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:15:30,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:15:30,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:15:30,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:15:30,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:15:30,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:15:30,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:15:30,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:15:30,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:15:30,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:15:30,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:15:30,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:15:30,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:15:30,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:15:30,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:15:30,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:15:30,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:15:30,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:15:30,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:15:30,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:15:30,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:15:30,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:15:30,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:15:30,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:15:30,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:15:30,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:15:30,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:15:30,482 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:15:30,503 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:15:30,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:15:30,506 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:15:30,506 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:15:30,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:15:30,507 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:15:30,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:15:30,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:15:30,508 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:15:30,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:15:30,509 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:15:30,509 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:15:30,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:15:30,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:15:30,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:15:30,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:15:30,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:15:30,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:15:30,510 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:15:30,510 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:15:30,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:15:30,510 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:15:30,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:15:30,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:15:30,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:15:30,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:15:30,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:30,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:15:30,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:15:30,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:15:30,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:15:30,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:15:30,512 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:15:30,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:15:30,512 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:15:30,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:15:30,512 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:15:30,512 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:15:30,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:15:30,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:15:30,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:15:30,767 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:15:30,767 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:15:30,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-08-29 09:15:31,734 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:15:31,967 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:15:31,967 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-08-29 09:15:31,977 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/860836128/721d3410d8f54bc88fe744936c3f2ff8/FLAGcdd577823 [2023-08-29 09:15:31,994 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/860836128/721d3410d8f54bc88fe744936c3f2ff8 [2023-08-29 09:15:31,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:15:31,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:15:31,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:32,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:15:32,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:15:32,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:31" (1/1) ... [2023-08-29 09:15:32,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35289436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32, skipping insertion in model container [2023-08-29 09:15:32,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:31" (1/1) ... [2023-08-29 09:15:32,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:15:32,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:15:32,183 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2023-08-29 09:15:32,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:32,197 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:15:32,248 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2023-08-29 09:15:32,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:32,255 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:32,255 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:32,259 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:15:32,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32 WrapperNode [2023-08-29 09:15:32,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:32,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:32,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:15:32,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:15:32,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (1/1) ... [2023-08-29 09:15:32,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (1/1) ... [2023-08-29 09:15:32,310 INFO L138 Inliner]: procedures = 22, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 231 [2023-08-29 09:15:32,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:32,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:15:32,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:15:32,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:15:32,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (1/1) ... [2023-08-29 09:15:32,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (1/1) ... [2023-08-29 09:15:32,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (1/1) ... [2023-08-29 09:15:32,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (1/1) ... [2023-08-29 09:15:32,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (1/1) ... [2023-08-29 09:15:32,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (1/1) ... [2023-08-29 09:15:32,346 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (1/1) ... [2023-08-29 09:15:32,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (1/1) ... [2023-08-29 09:15:32,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:15:32,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:15:32,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:15:32,352 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:15:32,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (1/1) ... [2023-08-29 09:15:32,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:32,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:15:32,376 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) [2023-08-29 09:15:32,394 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 [2023-08-29 09:15:32,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:15:32,415 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:15:32,415 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:15:32,415 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:15:32,415 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:15:32,415 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:15:32,415 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:15:32,415 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-29 09:15:32,416 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-29 09:15:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:15:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:15:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:15:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:15:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:15:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:15:32,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:15:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:15:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:15:32,418 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:15:32,498 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:15:32,499 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:15:32,882 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:15:32,995 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:15:32,995 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-29 09:15:32,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:32 BoogieIcfgContainer [2023-08-29 09:15:32,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:15:32,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:15:32,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:15:33,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:15:33,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:15:31" (1/3) ... [2023-08-29 09:15:33,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cbb00ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:33, skipping insertion in model container [2023-08-29 09:15:33,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:32" (2/3) ... [2023-08-29 09:15:33,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cbb00ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:33, skipping insertion in model container [2023-08-29 09:15:33,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:32" (3/3) ... [2023-08-29 09:15:33,002 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-08-29 09:15:33,017 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:15:33,024 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:15:33,024 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2023-08-29 09:15:33,025 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:15:33,079 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:15:33,084 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) [2023-08-29 09:15:33,087 INFO L158 Benchmark]: Toolchain (without parser) took 1089.97ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 55.0MB in the beginning and 79.5MB in the end (delta: -24.5MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-08-29 09:15:33,087 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 77.6MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:15:33,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.22ms. Allocated memory is still 77.6MB. Free memory was 54.8MB in the beginning and 42.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:15:33,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.65ms. Allocated memory is still 77.6MB. Free memory was 42.7MB in the beginning and 40.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:15:33,089 INFO L158 Benchmark]: Boogie Preprocessor took 40.34ms. Allocated memory is still 77.6MB. Free memory was 40.5MB in the beginning and 38.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:15:33,089 INFO L158 Benchmark]: RCFGBuilder took 644.48ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 38.4MB in the beginning and 91.9MB in the end (delta: -53.5MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-08-29 09:15:33,090 INFO L158 Benchmark]: TraceAbstraction took 88.04ms. Allocated memory is still 115.3MB. Free memory was 91.3MB in the beginning and 79.5MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:15:33,092 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 77.6MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.22ms. Allocated memory is still 77.6MB. Free memory was 54.8MB in the beginning and 42.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.65ms. Allocated memory is still 77.6MB. Free memory was 42.7MB in the beginning and 40.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.34ms. Allocated memory is still 77.6MB. Free memory was 40.5MB in the beginning and 38.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 644.48ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 38.4MB in the beginning and 91.9MB in the end (delta: -53.5MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * TraceAbstraction took 88.04ms. Allocated memory is still 115.3MB. Free memory was 91.3MB in the beginning and 79.5MB in the end (delta: 11.8MB). 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. [2023-08-29 09:15:33,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 --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 [2023-08-29 09:15:34,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:15:34,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:15:34,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:15:34,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:15:34,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:15:34,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:15:34,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:15:34,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:15:34,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:15:34,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:15:34,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:15:34,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:15:34,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:15:34,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:15:34,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:15:34,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:15:34,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:15:34,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:15:34,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:15:34,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:15:34,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:15:34,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:15:34,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:15:34,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:15:34,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:15:34,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:15:34,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:15:34,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:15:34,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:15:34,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:15:34,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:15:34,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:15:34,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:15:34,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:15:34,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:15:34,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:15:34,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:15:34,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:15:34,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:15:34,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:15:34,898 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:15:34,920 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:15:34,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:15:34,921 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:15:34,921 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:15:34,922 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:15:34,922 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:15:34,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:15:34,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:15:34,923 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:15:34,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:15:34,923 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:15:34,924 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:15:34,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:15:34,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:15:34,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:15:34,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:15:34,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:15:34,924 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:15:34,925 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:15:34,925 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:15:34,925 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:15:34,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:15:34,925 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:15:34,925 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:15:34,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:15:34,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:15:34,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:15:34,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:34,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:15:34,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:15:34,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:15:34,926 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:15:34,927 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:15:34,927 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:15:34,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:15:34,927 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:15:34,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:15:34,927 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:15:34,927 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:15:34,928 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:15:35,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:15:35,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:15:35,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:15:35,194 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:15:35,194 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:15:35,196 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-08-29 09:15:36,239 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:15:36,414 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:15:36,414 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-08-29 09:15:36,418 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd2ef144c/0c4c83d3123440e2ac8cc6d0a1c6f9c1/FLAG1da0fa80f [2023-08-29 09:15:36,429 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd2ef144c/0c4c83d3123440e2ac8cc6d0a1c6f9c1 [2023-08-29 09:15:36,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:15:36,431 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:15:36,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:36,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:15:36,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:15:36,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9fbfc46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36, skipping insertion in model container [2023-08-29 09:15:36,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:15:36,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:15:36,556 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2023-08-29 09:15:36,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:36,570 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:15:36,599 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2023-08-29 09:15:36,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:36,611 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:36,611 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:36,615 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:15:36,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36 WrapperNode [2023-08-29 09:15:36,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:36,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:36,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:15:36,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:15:36,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,669 INFO L138 Inliner]: procedures = 24, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 227 [2023-08-29 09:15:36,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:36,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:15:36,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:15:36,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:15:36,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,712 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:15:36,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:15:36,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:15:36,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:15:36,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (1/1) ... [2023-08-29 09:15:36,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:36,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:15:36,744 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) [2023-08-29 09:15:36,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:15:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:15:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:15:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:15:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:15:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:15:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:15:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:15:36,772 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-29 09:15:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-29 09:15:36,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:15:36,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:15:36,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:15:36,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:15:36,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:15:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:15:36,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:15:36,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:15:36,774 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:15:36,762 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 [2023-08-29 09:15:36,919 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:15:36,920 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:15:37,240 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:15:37,379 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:15:37,379 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-29 09:15:37,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:37 BoogieIcfgContainer [2023-08-29 09:15:37,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:15:37,385 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:15:37,386 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:15:37,388 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:15:37,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:15:36" (1/3) ... [2023-08-29 09:15:37,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6376327f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:37, skipping insertion in model container [2023-08-29 09:15:37,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:36" (2/3) ... [2023-08-29 09:15:37,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6376327f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:37, skipping insertion in model container [2023-08-29 09:15:37,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:37" (3/3) ... [2023-08-29 09:15:37,390 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-proofs-counter-add-4-semi-Q67.wvr.c [2023-08-29 09:15:37,397 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:15:37,403 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:15:37,404 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2023-08-29 09:15:37,404 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:15:37,471 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:15:37,477 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) [2023-08-29 09:15:37,481 INFO L158 Benchmark]: Toolchain (without parser) took 1049.19ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 44.8MB in the beginning and 40.4MB in the end (delta: 4.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2023-08-29 09:15:37,481 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:15:37,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.58ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 32.3MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:15:37,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.23ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 32.3MB in the beginning and 62.0MB in the end (delta: -29.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:15:37,484 INFO L158 Benchmark]: Boogie Preprocessor took 48.71ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 59.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:15:37,484 INFO L158 Benchmark]: RCFGBuilder took 663.47ms. Allocated memory is still 81.8MB. Free memory was 59.6MB in the beginning and 55.5MB in the end (delta: 4.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-08-29 09:15:37,485 INFO L158 Benchmark]: TraceAbstraction took 94.49ms. Allocated memory is still 81.8MB. Free memory was 54.6MB in the beginning and 40.4MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:15:37,491 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 183.58ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 32.3MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.23ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 32.3MB in the beginning and 62.0MB in the end (delta: -29.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.71ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 59.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 663.47ms. Allocated memory is still 81.8MB. Free memory was 59.6MB in the beginning and 55.5MB in the end (delta: 4.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * TraceAbstraction took 94.49ms. Allocated memory is still 81.8MB. Free memory was 54.6MB in the beginning and 40.4MB in the end (delta: 14.2MB). 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. [2023-08-29 09:15:37,521 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