./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/06-symbeq_05-funloop_hard2.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/goblint-regression/06-symbeq_05-funloop_hard2.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 9e83a031749850377e0f1ecd2c361048b8f87f697f146600048034d31c93bd9a --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 01:59:01,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:59:01,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:59:01,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:59:01,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:59:01,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:59:01,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:59:01,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:59:01,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:59:01,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:59:01,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:59:01,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:59:01,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:59:01,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:59:01,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:59:01,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:59:01,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:59:01,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:59:01,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:59:01,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:59:01,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:59:01,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:59:01,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:59:01,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:59:01,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:59:01,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:59:01,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:59:01,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:59:01,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:59:01,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:59:01,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:59:01,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:59:01,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:59:01,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:59:01,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:59:01,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:59:01,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:59:01,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:59:01,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:59:01,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:59:01,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:59:01,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:59:01,462 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:59:01,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:59:01,464 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:59:01,464 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:59:01,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:59:01,465 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:59:01,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:59:01,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:59:01,466 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:59:01,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:59:01,467 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:59:01,467 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:59:01,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:59:01,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:59:01,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:59:01,468 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:59:01,468 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:59:01,468 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:59:01,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:59:01,469 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:59:01,469 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:59:01,469 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:59:01,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:59:01,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:59:01,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:59:01,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:01,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:59:01,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:59:01,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:59:01,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:59:01,471 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:59:01,471 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:59:01,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:59:01,471 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:59:01,472 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e83a031749850377e0f1ecd2c361048b8f87f697f146600048034d31c93bd9a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:59:01,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:59:01,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:59:01,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:59:01,792 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:59:01,793 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:59:01,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_05-funloop_hard2.i [2023-08-30 01:59:02,921 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:59:03,192 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:59:03,192 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_05-funloop_hard2.i [2023-08-30 01:59:03,205 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b832048f/e9e6b316c7ea4660948c4edc6fb6c466/FLAG5927da3be [2023-08-30 01:59:03,219 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b832048f/e9e6b316c7ea4660948c4edc6fb6c466 [2023-08-30 01:59:03,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:59:03,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:59:03,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:03,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:59:03,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:59:03,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272502b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03, skipping insertion in model container [2023-08-30 01:59:03,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:59:03,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:59:03,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:03,725 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:59:03,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:03,839 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:59:03,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03 WrapperNode [2023-08-30 01:59:03,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:03,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:03,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:59:03,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:59:03,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,911 INFO L138 Inliner]: procedures = 262, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2023-08-30 01:59:03,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:03,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:59:03,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:59:03,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:59:03,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,953 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:59:03,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:59:03,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:59:03,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:59:03,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (1/1) ... [2023-08-30 01:59:03,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:03,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:59:03,998 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 01:59:04,032 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 01:59:04,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:59:04,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:59:04,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:59:04,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:59:04,048 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:59:04,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:59:04,048 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 01:59:04,048 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 01:59:04,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:59:04,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:59:04,050 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 01:59:04,230 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:59:04,231 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:59:04,406 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:59:04,414 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:59:04,415 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-30 01:59:04,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:04 BoogieIcfgContainer [2023-08-30 01:59:04,418 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:59:04,420 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:59:04,420 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:59:04,423 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:59:04,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:59:03" (1/3) ... [2023-08-30 01:59:04,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f028ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:04, skipping insertion in model container [2023-08-30 01:59:04,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:03" (2/3) ... [2023-08-30 01:59:04,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f028ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:04, skipping insertion in model container [2023-08-30 01:59:04,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:04" (3/3) ... [2023-08-30 01:59:04,426 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_05-funloop_hard2.i [2023-08-30 01:59:04,443 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:59:04,443 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 15 error locations. [2023-08-30 01:59:04,443 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:59:04,504 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:59:04,511 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 01:59:04,516 INFO L158 Benchmark]: Toolchain (without parser) took 1284.21ms. Allocated memory is still 73.4MB. Free memory was 39.4MB in the beginning and 48.8MB in the end (delta: -9.3MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-08-30 01:59:04,518 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 32.4MB in the beginning and 32.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:59:04,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 608.35ms. Allocated memory is still 73.4MB. Free memory was 39.2MB in the beginning and 29.2MB in the end (delta: 10.0MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-08-30 01:59:04,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.04ms. Allocated memory is still 73.4MB. Free memory was 29.2MB in the beginning and 50.6MB in the end (delta: -21.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:59:04,520 INFO L158 Benchmark]: Boogie Preprocessor took 54.00ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 49.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:59:04,521 INFO L158 Benchmark]: RCFGBuilder took 450.94ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 33.5MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 01:59:04,521 INFO L158 Benchmark]: TraceAbstraction took 95.06ms. Allocated memory is still 73.4MB. Free memory was 32.7MB in the beginning and 48.8MB in the end (delta: -16.0MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:04,527 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 32.4MB in the beginning and 32.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 608.35ms. Allocated memory is still 73.4MB. Free memory was 39.2MB in the beginning and 29.2MB in the end (delta: 10.0MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.04ms. Allocated memory is still 73.4MB. Free memory was 29.2MB in the beginning and 50.6MB in the end (delta: -21.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.00ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 49.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 450.94ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 33.5MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 95.06ms. Allocated memory is still 73.4MB. Free memory was 32.7MB in the beginning and 48.8MB in the end (delta: -16.0MB). Peak memory consumption was 8.1MB. 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 01:59:04,547 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/goblint-regression/06-symbeq_05-funloop_hard2.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 9e83a031749850377e0f1ecd2c361048b8f87f697f146600048034d31c93bd9a --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 01:59:06,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:59:06,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:59:06,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:59:06,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:59:06,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:59:06,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:59:06,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:59:06,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:59:06,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:59:06,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:59:06,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:59:06,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:59:06,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:59:06,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:59:06,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:59:06,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:59:06,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:59:06,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:59:06,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:59:06,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:59:06,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:59:06,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:59:06,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:59:06,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:59:06,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:59:06,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:59:06,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:59:06,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:59:06,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:59:06,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:59:06,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:59:06,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:59:06,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:59:06,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:59:06,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:59:06,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:59:06,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:59:06,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:59:06,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:59:06,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:59:06,645 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:59:06,679 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:59:06,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:59:06,681 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:59:06,681 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:59:06,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:59:06,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:59:06,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:59:06,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:59:06,683 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:59:06,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:59:06,684 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:59:06,684 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:59:06,685 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:59:06,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:59:06,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:59:06,685 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:59:06,686 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:59:06,686 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:59:06,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:59:06,686 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:59:06,686 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:59:06,686 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:59:06,687 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:59:06,687 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:59:06,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:59:06,687 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:59:06,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:59:06,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:06,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:59:06,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:59:06,688 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:59:06,689 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:59:06,689 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:59:06,689 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:59:06,689 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:59:06,689 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:59:06,690 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:59:06,690 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e83a031749850377e0f1ecd2c361048b8f87f697f146600048034d31c93bd9a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:59:06,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:59:07,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:59:07,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:59:07,014 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:59:07,015 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:59:07,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_05-funloop_hard2.i [2023-08-30 01:59:08,127 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:59:08,413 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:59:08,413 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_05-funloop_hard2.i [2023-08-30 01:59:08,432 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35fbd8706/3df9fbc8efe74004930b64e123368878/FLAG4cde8d208 [2023-08-30 01:59:08,445 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35fbd8706/3df9fbc8efe74004930b64e123368878 [2023-08-30 01:59:08,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:59:08,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:59:08,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:08,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:59:08,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:59:08,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aac2edc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08, skipping insertion in model container [2023-08-30 01:59:08,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:59:08,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:59:08,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:09,024 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:59:09,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:09,191 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:59:09,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09 WrapperNode [2023-08-30 01:59:09,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:09,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:09,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:59:09,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:59:09,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (1/1) ... [2023-08-30 01:59:09,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (1/1) ... [2023-08-30 01:59:09,256 INFO L138 Inliner]: procedures = 265, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-08-30 01:59:09,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:09,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:59:09,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:59:09,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:59:09,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (1/1) ... [2023-08-30 01:59:09,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (1/1) ... [2023-08-30 01:59:09,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (1/1) ... [2023-08-30 01:59:09,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (1/1) ... [2023-08-30 01:59:09,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (1/1) ... [2023-08-30 01:59:09,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (1/1) ... [2023-08-30 01:59:09,309 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (1/1) ... [2023-08-30 01:59:09,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (1/1) ... [2023-08-30 01:59:09,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:59:09,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:59:09,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:59:09,319 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:59:09,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (1/1) ... [2023-08-30 01:59:09,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:09,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:59:09,355 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 01:59:09,377 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 01:59:09,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:59:09,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:59:09,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:59:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:59:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:59:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:59:09,393 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 01:59:09,393 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 01:59:09,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:59:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:59:09,395 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 01:59:09,593 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:59:09,595 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:59:09,876 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:59:09,882 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:59:09,882 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-30 01:59:09,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:09 BoogieIcfgContainer [2023-08-30 01:59:09,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:59:09,885 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:59:09,886 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:59:09,888 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:59:09,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:59:08" (1/3) ... [2023-08-30 01:59:09,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b373a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:09, skipping insertion in model container [2023-08-30 01:59:09,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:09" (2/3) ... [2023-08-30 01:59:09,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b373a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:09, skipping insertion in model container [2023-08-30 01:59:09,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:09" (3/3) ... [2023-08-30 01:59:09,891 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_05-funloop_hard2.i [2023-08-30 01:59:09,905 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:59:09,905 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 15 error locations. [2023-08-30 01:59:09,905 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:59:09,975 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:59:09,980 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 01:59:09,986 INFO L158 Benchmark]: Toolchain (without parser) took 1537.28ms. Allocated memory is still 75.5MB. Free memory was 52.2MB in the beginning and 37.7MB in the end (delta: 14.5MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-08-30 01:59:09,987 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:59:09,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 742.29ms. Allocated memory is still 75.5MB. Free memory was 51.9MB in the beginning and 42.9MB in the end (delta: 9.0MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-08-30 01:59:09,988 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.92ms. Allocated memory is still 75.5MB. Free memory was 42.9MB in the beginning and 40.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:09,989 INFO L158 Benchmark]: Boogie Preprocessor took 58.64ms. Allocated memory is still 75.5MB. Free memory was 40.5MB in the beginning and 38.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:09,990 INFO L158 Benchmark]: RCFGBuilder took 565.40ms. Allocated memory is still 75.5MB. Free memory was 38.4MB in the beginning and 47.9MB in the end (delta: -9.4MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-08-30 01:59:09,991 INFO L158 Benchmark]: TraceAbstraction took 99.45ms. Allocated memory is still 75.5MB. Free memory was 47.0MB in the beginning and 37.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:59:09,999 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 742.29ms. Allocated memory is still 75.5MB. Free memory was 51.9MB in the beginning and 42.9MB in the end (delta: 9.0MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.92ms. Allocated memory is still 75.5MB. Free memory was 42.9MB in the beginning and 40.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.64ms. Allocated memory is still 75.5MB. Free memory was 40.5MB in the beginning and 38.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 565.40ms. Allocated memory is still 75.5MB. Free memory was 38.4MB in the beginning and 47.9MB in the end (delta: -9.4MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * TraceAbstraction took 99.45ms. Allocated memory is still 75.5MB. Free memory was 47.0MB in the beginning and 37.7MB in the end (delta: 9.3MB). 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 01:59:10,027 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