./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.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/28-race_reach_02-simple_racefree.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 b3e7d0a2f10d1449a9a354d4032bafdd0ae7a7fd76aceb835acbee3134ec74e4 --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 22:30:33,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:30:33,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:30:33,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:30:33,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:30:33,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:30:33,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:30:33,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:30:33,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:30:33,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:30:33,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:30:33,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:30:33,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:30:33,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:30:33,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:30:33,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:30:33,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:30:33,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:30:33,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:30:33,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:30:33,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:30:33,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:30:33,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:30:33,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:30:33,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:30:33,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:30:33,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:30:33,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:30:33,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:30:33,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:30:33,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:30:33,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:30:33,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:30:33,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:30:33,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:30:33,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:30:33,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:30:33,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:30:33,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:30:33,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:30:33,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:30:33,689 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:30:33,723 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:30:33,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:30:33,725 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:30:33,725 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:30:33,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:30:33,726 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:30:33,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:30:33,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:30:33,727 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:30:33,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:30:33,728 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:30:33,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:30:33,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:30:33,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:30:33,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:30:33,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:30:33,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:30:33,729 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:30:33,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:30:33,730 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:30:33,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:30:33,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:30:33,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:30:33,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:30:33,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:30:33,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:30:33,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:30:33,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:30:33,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:30:33,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:30:33,732 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:30:33,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:30:33,732 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:30:33,733 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:30:33,733 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:30:33,733 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e7d0a2f10d1449a9a354d4032bafdd0ae7a7fd76aceb835acbee3134ec74e4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:30:34,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:30:34,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:30:34,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:30:34,085 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:30:34,085 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:30:34,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2023-08-30 22:30:35,327 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:30:35,585 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:30:35,586 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2023-08-30 22:30:35,599 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80e16dcd8/5a1517b8260a41d3873608baba86a527/FLAG5ca005dc6 [2023-08-30 22:30:35,611 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80e16dcd8/5a1517b8260a41d3873608baba86a527 [2023-08-30 22:30:35,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:30:35,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:30:35,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:30:35,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:30:35,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:30:35,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:30:35" (1/1) ... [2023-08-30 22:30:35,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d873bbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:35, skipping insertion in model container [2023-08-30 22:30:35,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:30:35" (1/1) ... [2023-08-30 22:30:35,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:30:35,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:30:35,870 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/28-race_reach_02-simple_racefree.i[30176,30189] [2023-08-30 22:30:35,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:30:35,910 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:30:35,963 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i[30176,30189] [2023-08-30 22:30:35,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:30:36,039 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:30:36,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36 WrapperNode [2023-08-30 22:30:36,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:30:36,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:30:36,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:30:36,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:30:36,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (1/1) ... [2023-08-30 22:30:36,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (1/1) ... [2023-08-30 22:30:36,120 INFO L138 Inliner]: procedures = 170, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2023-08-30 22:30:36,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:30:36,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:30:36,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:30:36,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:30:36,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (1/1) ... [2023-08-30 22:30:36,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (1/1) ... [2023-08-30 22:30:36,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (1/1) ... [2023-08-30 22:30:36,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (1/1) ... [2023-08-30 22:30:36,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (1/1) ... [2023-08-30 22:30:36,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (1/1) ... [2023-08-30 22:30:36,152 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (1/1) ... [2023-08-30 22:30:36,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (1/1) ... [2023-08-30 22:30:36,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:30:36,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:30:36,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:30:36,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:30:36,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (1/1) ... [2023-08-30 22:30:36,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:30:36,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:30:36,184 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 22:30:36,190 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 22:30:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:30:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:30:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:30:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:30:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:30:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 22:30:36,215 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 22:30:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:30:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:30:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:30:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:30:36,217 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 22:30:36,365 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:30:36,367 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:30:36,622 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:30:36,629 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:30:36,632 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 22:30:36,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:30:36 BoogieIcfgContainer [2023-08-30 22:30:36,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:30:36,636 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:30:36,637 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:30:36,639 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:30:36,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:30:35" (1/3) ... [2023-08-30 22:30:36,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3109df77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:30:36, skipping insertion in model container [2023-08-30 22:30:36,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:36" (2/3) ... [2023-08-30 22:30:36,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3109df77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:30:36, skipping insertion in model container [2023-08-30 22:30:36,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:30:36" (3/3) ... [2023-08-30 22:30:36,642 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_02-simple_racefree.i [2023-08-30 22:30:36,650 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:30:36,659 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:30:36,659 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:30:36,659 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:30:36,732 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 22:30:36,743 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:30:36,749 INFO L158 Benchmark]: Toolchain (without parser) took 1134.44ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 37.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-30 22:30:36,750 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 60.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:30:36,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.03ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 62.9MB in the end (delta: -2.4MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2023-08-30 22:30:36,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.70ms. Allocated memory is still 83.9MB. Free memory was 62.9MB in the beginning and 60.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:30:36,753 INFO L158 Benchmark]: Boogie Preprocessor took 33.92ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 59.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:30:36,753 INFO L158 Benchmark]: RCFGBuilder took 478.22ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 44.5MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:30:36,754 INFO L158 Benchmark]: TraceAbstraction took 111.59ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 37.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:30:36,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 60.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.03ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 62.9MB in the end (delta: -2.4MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.70ms. Allocated memory is still 83.9MB. Free memory was 62.9MB in the beginning and 60.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.92ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 59.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 478.22ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 44.5MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 111.59ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 37.4MB in the end (delta: 6.3MB). 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 22:30:36,786 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/28-race_reach_02-simple_racefree.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 b3e7d0a2f10d1449a9a354d4032bafdd0ae7a7fd76aceb835acbee3134ec74e4 --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 22:30:38,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:30:38,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:30:38,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:30:38,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:30:38,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:30:38,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:30:38,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:30:38,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:30:38,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:30:38,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:30:38,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:30:38,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:30:38,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:30:38,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:30:38,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:30:38,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:30:38,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:30:38,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:30:38,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:30:38,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:30:38,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:30:38,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:30:38,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:30:38,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:30:38,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:30:38,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:30:38,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:30:38,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:30:38,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:30:38,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:30:38,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:30:38,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:30:38,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:30:38,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:30:38,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:30:38,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:30:38,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:30:38,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:30:38,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:30:38,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:30:38,733 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:30:38,765 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:30:38,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:30:38,767 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:30:38,767 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:30:38,768 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:30:38,768 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:30:38,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:30:38,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:30:38,769 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:30:38,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:30:38,770 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:30:38,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:30:38,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:30:38,770 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:30:38,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:30:38,771 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:30:38,771 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:30:38,771 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:30:38,771 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:30:38,771 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:30:38,771 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:30:38,772 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:30:38,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:30:38,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:30:38,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:30:38,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:30:38,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:30:38,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:30:38,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:30:38,773 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:30:38,774 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:30:38,774 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:30:38,774 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:30:38,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:30:38,774 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:30:38,775 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:30:38,775 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:30:38,775 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:30:38,775 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e7d0a2f10d1449a9a354d4032bafdd0ae7a7fd76aceb835acbee3134ec74e4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:30:39,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:30:39,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:30:39,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:30:39,096 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:30:39,097 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:30:39,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2023-08-30 22:30:40,229 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:30:40,449 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:30:40,450 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2023-08-30 22:30:40,459 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc529cf58/2e791239d22941e8927a0631bbd04afc/FLAGfc77bf09d [2023-08-30 22:30:40,469 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc529cf58/2e791239d22941e8927a0631bbd04afc [2023-08-30 22:30:40,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:30:40,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:30:40,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:30:40,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:30:40,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:30:40,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad0753e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40, skipping insertion in model container [2023-08-30 22:30:40,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:30:40,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:30:40,870 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/28-race_reach_02-simple_racefree.i[30176,30189] [2023-08-30 22:30:40,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:30:40,916 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:30:40,957 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/28-race_reach_02-simple_racefree.i[30176,30189] [2023-08-30 22:30:40,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:30:41,016 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:30:41,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41 WrapperNode [2023-08-30 22:30:41,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:30:41,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:30:41,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:30:41,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:30:41,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (1/1) ... [2023-08-30 22:30:41,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (1/1) ... [2023-08-30 22:30:41,083 INFO L138 Inliner]: procedures = 174, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2023-08-30 22:30:41,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:30:41,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:30:41,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:30:41,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:30:41,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (1/1) ... [2023-08-30 22:30:41,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (1/1) ... [2023-08-30 22:30:41,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (1/1) ... [2023-08-30 22:30:41,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (1/1) ... [2023-08-30 22:30:41,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (1/1) ... [2023-08-30 22:30:41,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (1/1) ... [2023-08-30 22:30:41,131 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (1/1) ... [2023-08-30 22:30:41,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (1/1) ... [2023-08-30 22:30:41,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:30:41,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:30:41,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:30:41,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:30:41,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (1/1) ... [2023-08-30 22:30:41,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:30:41,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:30:41,186 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 22:30:41,215 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 22:30:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:30:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:30:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:30:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:30:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 22:30:41,234 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 22:30:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:30:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:30:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:30:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:30:41,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:30:41,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:30:41,237 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 22:30:41,424 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:30:41,426 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:30:41,634 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:30:41,640 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:30:41,645 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 22:30:41,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:30:41 BoogieIcfgContainer [2023-08-30 22:30:41,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:30:41,650 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:30:41,650 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:30:41,653 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:30:41,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:30:40" (1/3) ... [2023-08-30 22:30:41,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4f4118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:30:41, skipping insertion in model container [2023-08-30 22:30:41,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:41" (2/3) ... [2023-08-30 22:30:41,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4f4118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:30:41, skipping insertion in model container [2023-08-30 22:30:41,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:30:41" (3/3) ... [2023-08-30 22:30:41,655 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_02-simple_racefree.i [2023-08-30 22:30:41,663 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:30:41,671 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:30:41,672 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:30:41,672 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:30:41,772 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 22:30:41,778 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 22:30:41,783 INFO L158 Benchmark]: Toolchain (without parser) took 1310.45ms. Allocated memory is still 69.2MB. Free memory was 39.8MB in the beginning and 44.0MB in the end (delta: -4.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,784 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:30:41,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 543.90ms. Allocated memory is still 69.2MB. Free memory was 39.7MB in the beginning and 33.9MB in the end (delta: 5.8MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.27ms. Allocated memory is still 69.2MB. Free memory was 33.9MB in the beginning and 31.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,786 INFO L158 Benchmark]: Boogie Preprocessor took 61.66ms. Allocated memory is still 69.2MB. Free memory was 31.8MB in the beginning and 29.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,786 INFO L158 Benchmark]: RCFGBuilder took 501.69ms. Allocated memory is still 69.2MB. Free memory was 29.7MB in the beginning and 33.1MB in the end (delta: -3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,787 INFO L158 Benchmark]: TraceAbstraction took 132.14ms. Allocated memory is still 69.2MB. Free memory was 32.5MB in the beginning and 44.0MB in the end (delta: -11.5MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,790 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 543.90ms. Allocated memory is still 69.2MB. Free memory was 39.7MB in the beginning and 33.9MB in the end (delta: 5.8MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.27ms. Allocated memory is still 69.2MB. Free memory was 33.9MB in the beginning and 31.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.66ms. Allocated memory is still 69.2MB. Free memory was 31.8MB in the beginning and 29.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 501.69ms. Allocated memory is still 69.2MB. Free memory was 29.7MB in the beginning and 33.1MB in the end (delta: -3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 132.14ms. Allocated memory is still 69.2MB. Free memory was 32.5MB in the beginning and 44.0MB in the end (delta: -11.5MB). Peak memory consumption was 8.0MB. 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 22:30:41,813 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