./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_24-sound_lock_racing.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_24-sound_lock_racing.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 1eea0d699fc30cae440905f5eeea19b8e9e5d0b5cc249e9ffded8d356549b279 --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 22:30:56,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:30:56,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:30:56,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:30:56,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:30:56,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:30:56,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:30:56,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:30:56,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:30:56,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:30:56,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:30:56,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:30:56,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:30:56,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:30:56,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:30:56,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:30:56,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:30:56,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:30:56,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:30:56,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:30:56,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:30:56,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:30:56,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:30:56,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:30:56,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:30:56,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:30:56,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:30:56,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:30:56,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:30:56,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:30:56,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:30:56,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:30:56,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:30:56,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:30:56,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:30:56,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:30:56,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:30:56,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:30:56,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:30:56,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:30:56,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:30:56,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:30:56,356 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:30:56,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:30:56,357 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:30:56,357 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:30:56,358 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:30:56,358 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:30:56,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:30:56,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:30:56,358 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:30:56,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:30:56,359 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:30:56,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:30:56,360 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:30:56,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:30:56,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:30:56,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:30:56,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:30:56,360 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:30:56,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:30:56,361 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:30:56,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:30:56,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:30:56,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:30:56,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:30:56,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:30:56,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:30:56,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:30:56,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:30:56,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:30:56,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:30:56,362 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:30:56,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:30:56,363 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:30:56,363 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:30:56,363 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:30:56,363 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1eea0d699fc30cae440905f5eeea19b8e9e5d0b5cc249e9ffded8d356549b279 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:30:56,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:30:56,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:30:56,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:30:56,589 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:30:56,589 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:30:56,590 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_24-sound_lock_racing.i [2023-08-30 22:30:57,428 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:30:57,612 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:30:57,616 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_24-sound_lock_racing.i [2023-08-30 22:30:57,629 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b54619dba/94f793e7eb264da6b18875bdd57ec29c/FLAG250852d43 [2023-08-30 22:30:57,640 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b54619dba/94f793e7eb264da6b18875bdd57ec29c [2023-08-30 22:30:57,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:30:57,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:30:57,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:30:57,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:30:57,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:30:57,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:30:57" (1/1) ... [2023-08-30 22:30:57,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33b3a68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:57, skipping insertion in model container [2023-08-30 22:30:57,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:30:57" (1/1) ... [2023-08-30 22:30:57,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:30:57,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:30:57,919 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_24-sound_lock_racing.i[30176,30189] [2023-08-30 22:30:57,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:30:57,945 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:30:57,979 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_24-sound_lock_racing.i[30176,30189] [2023-08-30 22:30:57,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:30:58,032 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:30:58,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58 WrapperNode [2023-08-30 22:30:58,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:30:58,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:30:58,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:30:58,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:30:58,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (1/1) ... [2023-08-30 22:30:58,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (1/1) ... [2023-08-30 22:30:58,082 INFO L138 Inliner]: procedures = 170, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2023-08-30 22:30:58,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:30:58,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:30:58,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:30:58,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:30:58,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (1/1) ... [2023-08-30 22:30:58,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (1/1) ... [2023-08-30 22:30:58,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (1/1) ... [2023-08-30 22:30:58,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (1/1) ... [2023-08-30 22:30:58,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (1/1) ... [2023-08-30 22:30:58,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (1/1) ... [2023-08-30 22:30:58,115 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (1/1) ... [2023-08-30 22:30:58,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (1/1) ... [2023-08-30 22:30:58,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:30:58,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:30:58,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:30:58,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:30:58,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (1/1) ... [2023-08-30 22:30:58,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:30:58,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:30:58,142 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 22:30:58,160 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 22:30:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:30:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:30:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:30:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:30:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:30:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 22:30:58,168 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 22:30:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:30:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:30:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:30:58,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:30:58,169 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 22:30:58,260 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:30:58,261 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:30:58,417 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:30:58,421 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:30:58,421 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 22:30:58,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:30:58 BoogieIcfgContainer [2023-08-30 22:30:58,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:30:58,424 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:30:58,424 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:30:58,426 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:30:58,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:30:57" (1/3) ... [2023-08-30 22:30:58,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62cfd1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:30:58, skipping insertion in model container [2023-08-30 22:30:58,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:58" (2/3) ... [2023-08-30 22:30:58,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62cfd1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:30:58, skipping insertion in model container [2023-08-30 22:30:58,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:30:58" (3/3) ... [2023-08-30 22:30:58,428 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_24-sound_lock_racing.i [2023-08-30 22:30:58,433 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:30:58,438 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:30:58,438 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:30:58,439 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:30:58,505 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 22:30:58,510 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 22:30:58,514 INFO L158 Benchmark]: Toolchain (without parser) took 871.21ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 42.4MB in the beginning and 39.4MB in the end (delta: 3.0MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-30 22:30:58,515 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 51.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:30:58,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 388.58ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 41.8MB in the beginning and 65.1MB in the end (delta: -23.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-08-30 22:30:58,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.59ms. Allocated memory is still 90.2MB. Free memory was 65.1MB in the beginning and 63.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:30:58,517 INFO L158 Benchmark]: Boogie Preprocessor took 36.72ms. Allocated memory is still 90.2MB. Free memory was 63.0MB in the beginning and 61.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:30:58,517 INFO L158 Benchmark]: RCFGBuilder took 301.95ms. Allocated memory is still 90.2MB. Free memory was 61.3MB in the beginning and 46.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:30:58,518 INFO L158 Benchmark]: TraceAbstraction took 89.15ms. Allocated memory is still 90.2MB. Free memory was 46.2MB in the beginning and 39.4MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:30:58,523 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 51.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 388.58ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 41.8MB in the beginning and 65.1MB in the end (delta: -23.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.59ms. Allocated memory is still 90.2MB. Free memory was 65.1MB in the beginning and 63.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.72ms. Allocated memory is still 90.2MB. Free memory was 63.0MB in the beginning and 61.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 301.95ms. Allocated memory is still 90.2MB. Free memory was 61.3MB in the beginning and 46.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 89.15ms. Allocated memory is still 90.2MB. Free memory was 46.2MB in the beginning and 39.4MB in the end (delta: 6.8MB). 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 22:30:58,540 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 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_24-sound_lock_racing.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 1eea0d699fc30cae440905f5eeea19b8e9e5d0b5cc249e9ffded8d356549b279 --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 22:30:59,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:30:59,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:30:59,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:30:59,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:31:00,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:31:00,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:31:00,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:31:00,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:31:00,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:31:00,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:31:00,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:31:00,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:31:00,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:31:00,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:31:00,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:31:00,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:31:00,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:31:00,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:31:00,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:31:00,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:31:00,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:31:00,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:31:00,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:31:00,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:31:00,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:31:00,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:31:00,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:31:00,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:31:00,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:31:00,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:31:00,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:31:00,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:31:00,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:31:00,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:31:00,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:31:00,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:31:00,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:31:00,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:31:00,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:31:00,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:31:00,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:31:00,085 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:31:00,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:31:00,086 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:31:00,086 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:31:00,087 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:31:00,087 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:31:00,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:31:00,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:31:00,088 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:31:00,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:31:00,088 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:31:00,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:31:00,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:31:00,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:31:00,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:31:00,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:31:00,089 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:31:00,089 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:31:00,089 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:31:00,090 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:31:00,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:31:00,090 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:31:00,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:31:00,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:31:00,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:31:00,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:31:00,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:31:00,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:31:00,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:31:00,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:31:00,091 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:31:00,091 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:31:00,091 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:31:00,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:31:00,092 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:31:00,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:31:00,092 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:31:00,092 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:31:00,092 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1eea0d699fc30cae440905f5eeea19b8e9e5d0b5cc249e9ffded8d356549b279 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:31:00,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:31:00,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:31:00,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:31:00,329 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:31:00,330 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:31:00,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_24-sound_lock_racing.i [2023-08-30 22:31:01,337 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:31:01,555 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:31:01,555 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_24-sound_lock_racing.i [2023-08-30 22:31:01,564 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b676e748/6a1cfb1e53ad4eda8fb5547f51f1f06b/FLAGdcb19cd0f [2023-08-30 22:31:01,573 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b676e748/6a1cfb1e53ad4eda8fb5547f51f1f06b [2023-08-30 22:31:01,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:31:01,575 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:31:01,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:31:01,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:31:01,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:31:01,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:01,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74af973f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01, skipping insertion in model container [2023-08-30 22:31:01,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:01,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:31:01,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:31:01,882 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_24-sound_lock_racing.i[30176,30189] [2023-08-30 22:31:01,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:31:01,909 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:31:01,942 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_24-sound_lock_racing.i[30176,30189] [2023-08-30 22:31:01,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:31:01,984 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:31:01,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01 WrapperNode [2023-08-30 22:31:01,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:31:01,985 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:31:01,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:31:01,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:31:01,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:02,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:02,016 INFO L138 Inliner]: procedures = 174, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2023-08-30 22:31:02,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:31:02,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:31:02,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:31:02,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:31:02,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:02,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:02,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:02,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:02,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:02,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:02,034 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:02,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:02,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:31:02,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:31:02,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:31:02,042 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:31:02,042 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (1/1) ... [2023-08-30 22:31:02,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:31:02,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:31:02,061 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 22:31:02,068 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 22:31:02,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:31:02,120 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:31:02,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:31:02,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:31:02,120 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 22:31:02,121 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 22:31:02,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:31:02,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:31:02,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:31:02,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:31:02,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:31:02,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:31:02,122 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 22:31:02,209 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:31:02,218 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:31:02,413 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:31:02,421 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:31:02,421 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 22:31:02,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:31:02 BoogieIcfgContainer [2023-08-30 22:31:02,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:31:02,424 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:31:02,424 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:31:02,426 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:31:02,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:31:01" (1/3) ... [2023-08-30 22:31:02,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c96e09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:31:02, skipping insertion in model container [2023-08-30 22:31:02,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:01" (2/3) ... [2023-08-30 22:31:02,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c96e09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:31:02, skipping insertion in model container [2023-08-30 22:31:02,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:31:02" (3/3) ... [2023-08-30 22:31:02,428 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_24-sound_lock_racing.i [2023-08-30 22:31:02,432 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:31:02,438 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:31:02,438 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:31:02,438 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:31:02,474 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 22:31:02,480 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 22:31:02,486 INFO L158 Benchmark]: Toolchain (without parser) took 910.36ms. Allocated memory is still 75.5MB. Free memory was 47.5MB in the beginning and 41.2MB in the end (delta: 6.3MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-08-30 22:31:02,486 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:31:02,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.16ms. Allocated memory is still 75.5MB. Free memory was 47.3MB in the beginning and 45.1MB in the end (delta: 2.2MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-08-30 22:31:02,487 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.92ms. Allocated memory is still 75.5MB. Free memory was 45.1MB in the beginning and 42.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:31:02,487 INFO L158 Benchmark]: Boogie Preprocessor took 24.43ms. Allocated memory is still 75.5MB. Free memory was 42.7MB in the beginning and 40.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:31:02,488 INFO L158 Benchmark]: RCFGBuilder took 381.07ms. Allocated memory is still 75.5MB. Free memory was 40.9MB in the beginning and 49.6MB in the end (delta: -8.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-08-30 22:31:02,489 INFO L158 Benchmark]: TraceAbstraction took 61.03ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 41.2MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:31:02,491 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.16ms. Allocated memory is still 75.5MB. Free memory was 47.3MB in the beginning and 45.1MB in the end (delta: 2.2MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.92ms. Allocated memory is still 75.5MB. Free memory was 45.1MB in the beginning and 42.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.43ms. Allocated memory is still 75.5MB. Free memory was 42.7MB in the beginning and 40.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 381.07ms. Allocated memory is still 75.5MB. Free memory was 40.9MB in the beginning and 49.6MB in the end (delta: -8.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * TraceAbstraction took 61.03ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 41.2MB in the end (delta: 7.9MB). 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 22:31:02,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE