./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 36105814f7d14243ca8b55776979fcada1717aa30ae4c259b302358b1f244a48 --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 22:31:51,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:31:51,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:31:51,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:31:51,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:31:51,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:31:51,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:31:51,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:31:51,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:31:51,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:31:51,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:31:51,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:31:51,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:31:51,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:31:51,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:31:51,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:31:51,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:31:51,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:31:51,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:31:51,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:31:51,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:31:51,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:31:51,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:31:51,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:31:51,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:31:51,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:31:51,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:31:51,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:31:51,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:31:51,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:31:51,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:31:51,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:31:51,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:31:51,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:31:51,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:31:51,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:31:51,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:31:51,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:31:51,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:31:51,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:31:51,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:31:51,477 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:31:51,499 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:31:51,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:31:51,500 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:31:51,500 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:31:51,501 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:31:51,501 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:31:51,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:31:51,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:31:51,502 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:31:51,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:31:51,502 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:31:51,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:31:51,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:31:51,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:31:51,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:31:51,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:31:51,503 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:31:51,503 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:31:51,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:31:51,504 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:31:51,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:31:51,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:31:51,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:31:51,504 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:31:51,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:31:51,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:31:51,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:31:51,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:31:51,505 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:31:51,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:31:51,505 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:31:51,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:31:51,506 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:31:51,506 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:31:51,506 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:31:51,506 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36105814f7d14243ca8b55776979fcada1717aa30ae4c259b302358b1f244a48 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:31:51,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:31:51,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:31:51,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:31:51,778 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:31:51,778 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:31:51,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2023-08-30 22:31:52,796 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:31:53,007 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:31:53,008 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2023-08-30 22:31:53,018 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c77a0a0e0/8a7ed021475c4b6ab4e40880abb1a0d5/FLAG769ec0c14 [2023-08-30 22:31:53,046 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c77a0a0e0/8a7ed021475c4b6ab4e40880abb1a0d5 [2023-08-30 22:31:53,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:31:53,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:31:53,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:31:53,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:31:53,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:31:53,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63250b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53, skipping insertion in model container [2023-08-30 22:31:53,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:31:53,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:31:53,196 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i[1098,1111] [2023-08-30 22:31:53,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:31:53,334 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:31:53,344 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i[1098,1111] [2023-08-30 22:31:53,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:31:53,415 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:31:53,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53 WrapperNode [2023-08-30 22:31:53,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:31:53,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:31:53,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:31:53,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:31:53,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,460 INFO L138 Inliner]: procedures = 163, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2023-08-30 22:31:53,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:31:53,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:31:53,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:31:53,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:31:53,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,485 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:31:53,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:31:53,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:31:53,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:31:53,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (1/1) ... [2023-08-30 22:31:53,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:31:53,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:31:53,516 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 22:31:53,534 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 22:31:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:31:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:31:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:31:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:31:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 22:31:53,542 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 22:31:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:31:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:31:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:31:53,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:31:53,543 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 22:31:53,636 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:31:53,638 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:31:53,798 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:31:53,803 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:31:53,803 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:31:53,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:31:53 BoogieIcfgContainer [2023-08-30 22:31:53,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:31:53,806 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:31:53,806 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:31:53,808 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:31:53,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:31:53" (1/3) ... [2023-08-30 22:31:53,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10649d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:31:53, skipping insertion in model container [2023-08-30 22:31:53,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:53" (2/3) ... [2023-08-30 22:31:53,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10649d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:31:53, skipping insertion in model container [2023-08-30 22:31:53,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:31:53" (3/3) ... [2023-08-30 22:31:53,810 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2023-08-30 22:31:53,816 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:31:53,822 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:31:53,823 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:31:53,823 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:31:53,883 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:31:53,887 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 22:31:53,891 INFO L158 Benchmark]: Toolchain (without parser) took 841.08ms. Allocated memory is still 77.6MB. Free memory was 53.6MB in the beginning and 32.5MB in the end (delta: 21.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-30 22:31:53,892 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:31:53,893 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.09ms. Allocated memory is still 77.6MB. Free memory was 53.6MB in the beginning and 55.1MB in the end (delta: -1.5MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-30 22:31:53,893 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.64ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 52.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:31:53,894 INFO L158 Benchmark]: Boogie Preprocessor took 25.46ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 51.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:31:53,894 INFO L158 Benchmark]: RCFGBuilder took 316.99ms. Allocated memory is still 77.6MB. Free memory was 51.7MB in the beginning and 38.6MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:31:53,895 INFO L158 Benchmark]: TraceAbstraction took 83.51ms. Allocated memory is still 77.6MB. Free memory was 38.3MB in the beginning and 32.5MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:31:53,900 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 58.7MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.09ms. Allocated memory is still 77.6MB. Free memory was 53.6MB in the beginning and 55.1MB in the end (delta: -1.5MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.64ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 52.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.46ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 51.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 316.99ms. Allocated memory is still 77.6MB. Free memory was 51.7MB in the beginning and 38.6MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 83.51ms. Allocated memory is still 77.6MB. Free memory was 38.3MB in the beginning and 32.5MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. 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 22:31:53,918 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/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 36105814f7d14243ca8b55776979fcada1717aa30ae4c259b302358b1f244a48 --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 22:31:55,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:31:55,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:31:55,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:31:55,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:31:55,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:31:55,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:31:55,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:31:55,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:31:55,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:31:55,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:31:55,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:31:55,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:31:55,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:31:55,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:31:55,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:31:55,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:31:55,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:31:55,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:31:55,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:31:55,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:31:55,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:31:55,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:31:55,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:31:55,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:31:55,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:31:55,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:31:55,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:31:55,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:31:55,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:31:55,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:31:55,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:31:55,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:31:55,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:31:55,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:31:55,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:31:56,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:31:56,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:31:56,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:31:56,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:31:56,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:31:56,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:31:56,033 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:31:56,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:31:56,035 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:31:56,035 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:31:56,035 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:31:56,036 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:31:56,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:31:56,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:31:56,036 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:31:56,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:31:56,037 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:31:56,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:31:56,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:31:56,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:31:56,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:31:56,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:31:56,038 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:31:56,038 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:31:56,038 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:31:56,038 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:31:56,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:31:56,039 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:31:56,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:31:56,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:31:56,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:31:56,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:31:56,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:31:56,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:31:56,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:31:56,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:31:56,040 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:31:56,040 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:31:56,040 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:31:56,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:31:56,041 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:31:56,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:31:56,041 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:31:56,041 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:31:56,041 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36105814f7d14243ca8b55776979fcada1717aa30ae4c259b302358b1f244a48 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:31:56,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:31:56,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:31:56,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:31:56,265 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:31:56,265 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:31:56,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2023-08-30 22:31:57,241 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:31:57,451 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:31:57,451 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2023-08-30 22:31:57,458 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d80836cf4/44dcda85a90c400bae8f043080c4fc42/FLAGf970e69ea [2023-08-30 22:31:57,467 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d80836cf4/44dcda85a90c400bae8f043080c4fc42 [2023-08-30 22:31:57,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:31:57,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:31:57,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:31:57,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:31:57,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:31:57,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6941c2ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57, skipping insertion in model container [2023-08-30 22:31:57,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:31:57,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:31:57,652 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i[1098,1111] [2023-08-30 22:31:57,722 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:31:57,736 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:31:57,749 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i[1098,1111] [2023-08-30 22:31:57,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:31:57,793 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:31:57,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57 WrapperNode [2023-08-30 22:31:57,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:31:57,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:31:57,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:31:57,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:31:57,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,826 INFO L138 Inliner]: procedures = 167, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2023-08-30 22:31:57,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:31:57,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:31:57,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:31:57,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:31:57,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,843 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:31:57,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:31:57,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:31:57,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:31:57,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (1/1) ... [2023-08-30 22:31:57,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:31:57,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:31:57,901 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 22:31:57,931 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 22:31:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:31:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:31:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:31:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 22:31:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 22:31:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:31:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:31:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:31:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:31:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:31:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:31:57,956 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 22:31:58,052 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:31:58,054 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:31:58,196 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:31:58,200 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:31:58,201 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:31:58,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:31:58 BoogieIcfgContainer [2023-08-30 22:31:58,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:31:58,203 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:31:58,203 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:31:58,206 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:31:58,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:31:57" (1/3) ... [2023-08-30 22:31:58,206 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd12bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:31:58, skipping insertion in model container [2023-08-30 22:31:58,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:57" (2/3) ... [2023-08-30 22:31:58,207 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd12bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:31:58, skipping insertion in model container [2023-08-30 22:31:58,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:31:58" (3/3) ... [2023-08-30 22:31:58,208 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2023-08-30 22:31:58,213 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:31:58,220 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:31:58,220 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:31:58,220 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:31:58,277 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:31:58,281 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 22:31:58,294 INFO L158 Benchmark]: Toolchain (without parser) took 824.39ms. Allocated memory is still 71.3MB. Free memory was 40.8MB in the beginning and 33.4MB in the end (delta: 7.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-08-30 22:31:58,294 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 52.4MB. Free memory was 30.6MB in the beginning and 30.5MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:31:58,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.31ms. Allocated memory is still 71.3MB. Free memory was 40.6MB in the beginning and 39.9MB in the end (delta: 660.3kB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-08-30 22:31:58,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.32ms. Allocated memory is still 71.3MB. Free memory was 39.9MB in the beginning and 37.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:31:58,295 INFO L158 Benchmark]: Boogie Preprocessor took 20.19ms. Allocated memory is still 71.3MB. Free memory was 37.7MB in the beginning and 36.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:31:58,296 INFO L158 Benchmark]: RCFGBuilder took 354.86ms. Allocated memory is still 71.3MB. Free memory was 35.9MB in the beginning and 40.7MB in the end (delta: -4.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-08-30 22:31:58,296 INFO L158 Benchmark]: TraceAbstraction took 89.63ms. Allocated memory is still 71.3MB. Free memory was 40.1MB in the beginning and 33.4MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:31:58,298 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 52.4MB. Free memory was 30.6MB in the beginning and 30.5MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.31ms. Allocated memory is still 71.3MB. Free memory was 40.6MB in the beginning and 39.9MB in the end (delta: 660.3kB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.32ms. Allocated memory is still 71.3MB. Free memory was 39.9MB in the beginning and 37.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.19ms. Allocated memory is still 71.3MB. Free memory was 37.7MB in the beginning and 36.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 354.86ms. Allocated memory is still 71.3MB. Free memory was 35.9MB in the beginning and 40.7MB in the end (delta: -4.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * TraceAbstraction took 89.63ms. Allocated memory is still 71.3MB. Free memory was 40.1MB in the beginning and 33.4MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. 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 22:31:58,309 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