./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-ext/31_simple_loop5_vs.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-ext/31_simple_loop5_vs.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ace826ce717f8420bd44e3ebb10a0f5689c8f1d5dcaf8399a3f9b8d8dda146f --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 01:49:23,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:49:23,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:49:23,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:49:23,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:49:23,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:49:23,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:49:23,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:49:23,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:49:23,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:49:23,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:49:23,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:49:23,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:49:23,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:49:23,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:49:23,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:49:23,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:49:23,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:49:23,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:49:23,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:49:23,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:49:23,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:49:23,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:49:23,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:49:23,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:49:23,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:49:23,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:49:23,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:49:23,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:49:23,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:49:23,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:49:23,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:49:23,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:49:23,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:49:23,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:49:23,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:49:23,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:49:23,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:49:23,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:49:23,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:49:23,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:49:23,642 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:49:23,676 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:49:23,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:49:23,678 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:49:23,678 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:49:23,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:49:23,679 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:49:23,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:49:23,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:49:23,680 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:49:23,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:49:23,681 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:49:23,681 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:49:23,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:49:23,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:49:23,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:49:23,682 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:49:23,682 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:49:23,682 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:49:23,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:49:23,682 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:49:23,683 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:49:23,683 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:49:23,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:49:23,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:49:23,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:49:23,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:49:23,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:49:23,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:49:23,684 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:49:23,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:49:23,685 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:49:23,685 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:49:23,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:49:23,685 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:49:23,686 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ace826ce717f8420bd44e3ebb10a0f5689c8f1d5dcaf8399a3f9b8d8dda146f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:49:23,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:49:24,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:49:24,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:49:24,005 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:49:24,005 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:49:24,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/31_simple_loop5_vs.i [2023-08-30 01:49:25,181 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:49:25,430 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:49:25,430 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/31_simple_loop5_vs.i [2023-08-30 01:49:25,443 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9ea7a308/a33aeaff92bf4c4db0e777e0ec922ab2/FLAG2a39e3eb7 [2023-08-30 01:49:25,458 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9ea7a308/a33aeaff92bf4c4db0e777e0ec922ab2 [2023-08-30 01:49:25,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:49:25,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:49:25,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:49:25,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:49:25,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:49:25,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:25,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37b28733 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25, skipping insertion in model container [2023-08-30 01:49:25,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:25,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:49:25,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:49:25,846 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/31_simple_loop5_vs.i[30438,30451] [2023-08-30 01:49:25,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:49:25,865 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:49:25,903 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/31_simple_loop5_vs.i[30438,30451] [2023-08-30 01:49:25,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:49:25,944 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:49:25,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25 WrapperNode [2023-08-30 01:49:25,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:49:25,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:49:25,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:49:25,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:49:25,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:25,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:26,002 INFO L138 Inliner]: procedures = 170, calls = 18, calls flagged for inlining = 8, calls inlined = 10, statements flattened = 83 [2023-08-30 01:49:26,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:49:26,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:49:26,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:49:26,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:49:26,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:26,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:26,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:26,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:26,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:26,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:26,041 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:26,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:26,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:49:26,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:49:26,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:49:26,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:49:26,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (1/1) ... [2023-08-30 01:49:26,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:49:26,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:49:26,086 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 01:49:26,114 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 01:49:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-08-30 01:49:26,129 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-08-30 01:49:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-30 01:49:26,129 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-30 01:49:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:49:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:49:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:49:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:49:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:49:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:49:26,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:49:26,132 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 01:49:26,326 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:49:26,336 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:49:26,527 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:49:26,584 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:49:26,584 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-30 01:49:26,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:49:26 BoogieIcfgContainer [2023-08-30 01:49:26,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:49:26,588 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:49:26,588 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:49:26,591 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:49:26,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:49:25" (1/3) ... [2023-08-30 01:49:26,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afcd504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:49:26, skipping insertion in model container [2023-08-30 01:49:26,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:25" (2/3) ... [2023-08-30 01:49:26,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afcd504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:49:26, skipping insertion in model container [2023-08-30 01:49:26,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:49:26" (3/3) ... [2023-08-30 01:49:26,594 INFO L112 eAbstractionObserver]: Analyzing ICFG 31_simple_loop5_vs.i [2023-08-30 01:49:26,609 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:49:26,609 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 01:49:26,610 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:49:26,644 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:49:26,650 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 01:49:26,654 INFO L158 Benchmark]: Toolchain (without parser) took 1192.58ms. Allocated memory is still 69.2MB. Free memory was 37.0MB in the beginning and 29.7MB in the end (delta: 7.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-08-30 01:49:26,655 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:49:26,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.90ms. Allocated memory is still 69.2MB. Free memory was 36.9MB in the beginning and 35.0MB in the end (delta: 1.9MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-08-30 01:49:26,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.40ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 33.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:49:26,656 INFO L158 Benchmark]: Boogie Preprocessor took 45.94ms. Allocated memory is still 69.2MB. Free memory was 33.0MB in the beginning and 31.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:49:26,657 INFO L158 Benchmark]: RCFGBuilder took 536.60ms. Allocated memory is still 69.2MB. Free memory was 31.3MB in the beginning and 36.5MB in the end (delta: -5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:49:26,658 INFO L158 Benchmark]: TraceAbstraction took 64.87ms. Allocated memory is still 69.2MB. Free memory was 35.7MB in the beginning and 29.7MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:49:26,660 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 475.90ms. Allocated memory is still 69.2MB. Free memory was 36.9MB in the beginning and 35.0MB in the end (delta: 1.9MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.40ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 33.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.94ms. Allocated memory is still 69.2MB. Free memory was 33.0MB in the beginning and 31.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 536.60ms. Allocated memory is still 69.2MB. Free memory was 31.3MB in the beginning and 36.5MB in the end (delta: -5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 64.87ms. Allocated memory is still 69.2MB. Free memory was 35.7MB in the beginning and 29.7MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. 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 01:49:26,681 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-ext/31_simple_loop5_vs.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ace826ce717f8420bd44e3ebb10a0f5689c8f1d5dcaf8399a3f9b8d8dda146f --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 01:49:28,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:49:28,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:49:28,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:49:28,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:49:28,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:49:28,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:49:28,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:49:28,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:49:28,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:49:28,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:49:28,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:49:28,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:49:28,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:49:28,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:49:28,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:49:28,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:49:28,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:49:28,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:49:28,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:49:28,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:49:28,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:49:28,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:49:28,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:49:28,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:49:28,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:49:28,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:49:28,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:49:28,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:49:28,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:49:28,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:49:28,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:49:28,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:49:28,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:49:28,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:49:28,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:49:28,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:49:28,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:49:28,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:49:28,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:49:28,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:49:28,617 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:49:28,644 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:49:28,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:49:28,645 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:49:28,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:49:28,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:49:28,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:49:28,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:49:28,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:49:28,646 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:49:28,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:49:28,647 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:49:28,647 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:49:28,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:49:28,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:49:28,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:49:28,647 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:49:28,647 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:49:28,647 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:49:28,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:49:28,648 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:49:28,648 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:49:28,648 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:49:28,648 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:49:28,648 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:49:28,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:49:28,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:49:28,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:49:28,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:49:28,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:49:28,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:49:28,650 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:49:28,650 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:49:28,650 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:49:28,650 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:49:28,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:49:28,651 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:49:28,651 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:49:28,652 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ace826ce717f8420bd44e3ebb10a0f5689c8f1d5dcaf8399a3f9b8d8dda146f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:49:28,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:49:28,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:49:29,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:49:29,002 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:49:29,003 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:49:29,004 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/31_simple_loop5_vs.i [2023-08-30 01:49:30,247 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:49:30,508 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:49:30,509 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/31_simple_loop5_vs.i [2023-08-30 01:49:30,520 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5bdd3e15/569024df0444468f9e9ad254c87270ba/FLAG8cca9880e [2023-08-30 01:49:30,534 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5bdd3e15/569024df0444468f9e9ad254c87270ba [2023-08-30 01:49:30,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:49:30,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:49:30,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:49:30,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:49:30,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:49:30,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:30,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50d7f390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30, skipping insertion in model container [2023-08-30 01:49:30,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:30,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:49:30,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:49:30,837 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/31_simple_loop5_vs.i[30438,30451] [2023-08-30 01:49:30,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:49:30,862 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:49:30,910 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/31_simple_loop5_vs.i[30438,30451] [2023-08-30 01:49:30,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:49:30,955 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:49:30,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30 WrapperNode [2023-08-30 01:49:30,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:49:30,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:49:30,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:49:30,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:49:30,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:30,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:30,998 INFO L138 Inliner]: procedures = 173, calls = 18, calls flagged for inlining = 8, calls inlined = 10, statements flattened = 84 [2023-08-30 01:49:30,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:49:30,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:49:30,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:49:30,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:49:31,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:31,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:31,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:31,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:31,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:31,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:31,026 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:31,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:31,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:49:31,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:49:31,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:49:31,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:49:31,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (1/1) ... [2023-08-30 01:49:31,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:49:31,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:49:31,073 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 01:49:31,075 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 01:49:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-08-30 01:49:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-08-30 01:49:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-30 01:49:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-30 01:49:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:49:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:49:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:49:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:49:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:49:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:49:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:49:31,109 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 01:49:31,227 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:49:31,228 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:49:31,465 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:49:31,521 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:49:31,522 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-30 01:49:31,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:49:31 BoogieIcfgContainer [2023-08-30 01:49:31,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:49:31,526 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:49:31,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:49:31,528 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:49:31,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:49:30" (1/3) ... [2023-08-30 01:49:31,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32965672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:49:31, skipping insertion in model container [2023-08-30 01:49:31,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:30" (2/3) ... [2023-08-30 01:49:31,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32965672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:49:31, skipping insertion in model container [2023-08-30 01:49:31,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:49:31" (3/3) ... [2023-08-30 01:49:31,530 INFO L112 eAbstractionObserver]: Analyzing ICFG 31_simple_loop5_vs.i [2023-08-30 01:49:31,541 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:49:31,541 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 01:49:31,541 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:49:31,588 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:49:31,593 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 01:49:31,598 INFO L158 Benchmark]: Toolchain (without parser) took 1059.64ms. Allocated memory is still 96.5MB. Free memory was 72.6MB in the beginning and 48.5MB in the end (delta: 24.0MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-08-30 01:49:31,598 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:49:31,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.49ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 52.1MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 01:49:31,599 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.25ms. Allocated memory is still 96.5MB. Free memory was 52.1MB in the beginning and 50.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:49:31,600 INFO L158 Benchmark]: Boogie Preprocessor took 30.69ms. Allocated memory is still 96.5MB. Free memory was 50.1MB in the beginning and 75.8MB in the end (delta: -25.8MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-08-30 01:49:31,600 INFO L158 Benchmark]: RCFGBuilder took 493.76ms. Allocated memory is still 96.5MB. Free memory was 75.8MB in the beginning and 57.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 01:49:31,601 INFO L158 Benchmark]: TraceAbstraction took 70.36ms. Allocated memory is still 96.5MB. Free memory was 56.5MB in the beginning and 48.5MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:49:31,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.49ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 52.1MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.25ms. Allocated memory is still 96.5MB. Free memory was 52.1MB in the beginning and 50.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.69ms. Allocated memory is still 96.5MB. Free memory was 50.1MB in the beginning and 75.8MB in the end (delta: -25.8MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * RCFGBuilder took 493.76ms. Allocated memory is still 96.5MB. Free memory was 75.8MB in the beginning and 57.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 70.36ms. Allocated memory is still 96.5MB. Free memory was 56.5MB in the beginning and 48.5MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. 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 01:49:31,623 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