./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/bigshot_s2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread/bigshot_s2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:20:33,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:20:33,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:20:33,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:20:33,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:20:33,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:20:33,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:20:33,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:20:33,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:20:33,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:20:33,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:20:33,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:20:33,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:20:33,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:20:33,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:20:33,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:20:33,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:20:33,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:20:33,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:20:33,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:20:33,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:20:33,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:20:33,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:20:33,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:20:33,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:20:33,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:20:33,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:20:33,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:20:33,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:20:33,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:20:33,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:20:33,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:20:33,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:20:33,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:20:33,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:20:33,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:20:33,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:20:33,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:20:33,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:20:33,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:20:33,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:20:33,284 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-15 12:20:33,307 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:20:33,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:20:33,308 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:20:33,308 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:20:33,309 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:20:33,309 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:20:33,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:20:33,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:20:33,310 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:20:33,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:20:33,310 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 12:20:33,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:20:33,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 12:20:33,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:20:33,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:20:33,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:20:33,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:20:33,311 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 12:20:33,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:20:33,312 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:20:33,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:20:33,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:20:33,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:20:33,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:20:33,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:20:33,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:20:33,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:20:33,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:20:33,313 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:20:33,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:20:33,313 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:20:33,313 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:20:33,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:20:33,314 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:20:33,314 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb [2021-12-15 12:20:33,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:20:33,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:20:33,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:20:33,515 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:20:33,518 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:20:33,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/bigshot_s2.i [2021-12-15 12:20:33,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5bf1d487/50a274994f8640c2b548a3657538703b/FLAG0ec3d4a41 [2021-12-15 12:20:34,006 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:20:34,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_s2.i [2021-12-15 12:20:34,016 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5bf1d487/50a274994f8640c2b548a3657538703b/FLAG0ec3d4a41 [2021-12-15 12:20:34,026 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5bf1d487/50a274994f8640c2b548a3657538703b [2021-12-15 12:20:34,027 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:20:34,028 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:20:34,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:20:34,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:20:34,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:20:34,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@500bd34a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34, skipping insertion in model container [2021-12-15 12:20:34,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:20:34,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:20:34,346 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_s2.i[55203,55216] [2021-12-15 12:20:34,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:20:34,364 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:20:34,392 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_s2.i[55203,55216] [2021-12-15 12:20:34,395 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:20:34,444 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:20:34,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34 WrapperNode [2021-12-15 12:20:34,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:20:34,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:20:34,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:20:34,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:20:34,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,474 INFO L137 Inliner]: procedures = 323, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 63 [2021-12-15 12:20:34,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:20:34,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:20:34,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:20:34,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:20:34,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:20:34,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:20:34,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:20:34,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:20:34,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (1/1) ... [2021-12-15 12:20:34,524 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:20:34,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:20:34,541 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) [2021-12-15 12:20:34,556 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 [2021-12-15 12:20:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:20:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:20:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 12:20:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:20:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-12-15 12:20:34,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-12-15 12:20:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-12-15 12:20:34,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-12-15 12:20:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:20:34,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:20:34,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:20:34,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:20:34,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:20:34,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:20:34,570 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-15 12:20:34,649 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:20:34,651 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:20:34,780 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:20:34,786 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:20:34,787 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 12:20:34,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:20:34 BoogieIcfgContainer [2021-12-15 12:20:34,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:20:34,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:20:34,795 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:20:34,799 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:20:34,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:20:34" (1/3) ... [2021-12-15 12:20:34,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b39718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:20:34, skipping insertion in model container [2021-12-15 12:20:34,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:34" (2/3) ... [2021-12-15 12:20:34,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b39718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:20:34, skipping insertion in model container [2021-12-15 12:20:34,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:20:34" (3/3) ... [2021-12-15 12:20:34,802 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_s2.i [2021-12-15 12:20:34,806 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-15 12:20:34,806 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:20:34,806 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:20:34,806 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-15 12:20:34,826 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,827 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,827 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,827 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,827 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,827 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,827 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,828 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,828 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,829 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,830 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,831 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,831 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,833 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,833 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,833 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,833 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,834 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,834 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,834 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,834 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,834 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,834 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,835 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,835 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,835 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,835 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,835 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,835 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,836 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,836 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,836 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,836 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,836 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,836 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,836 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,837 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,837 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,837 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,837 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,837 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,837 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,838 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,838 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,838 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,839 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,839 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,839 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,839 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,840 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,840 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,840 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,840 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,840 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,840 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,840 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,841 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,841 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,841 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,841 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,841 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,841 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,841 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,842 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,842 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,842 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,842 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,842 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,843 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,843 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,843 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,843 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,843 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,843 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,843 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,844 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,844 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,844 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,844 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,844 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,844 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,844 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,845 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,845 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,845 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:34,846 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.connectThreadInstances(ThreadInstanceAdder.java:116) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:514) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2021-12-15 12:20:34,851 INFO L158 Benchmark]: Toolchain (without parser) took 821.80ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 53.7MB in the beginning and 67.7MB in the end (delta: -14.0MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-12-15 12:20:34,852 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 86.0MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:20:34,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.96ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 53.5MB in the beginning and 63.4MB in the end (delta: -9.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 12:20:34,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.26ms. Allocated memory is still 109.1MB. Free memory was 63.4MB in the beginning and 61.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:20:34,855 INFO L158 Benchmark]: Boogie Preprocessor took 33.52ms. Allocated memory is still 109.1MB. Free memory was 61.0MB in the beginning and 59.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:20:34,855 INFO L158 Benchmark]: RCFGBuilder took 279.07ms. Allocated memory is still 109.1MB. Free memory was 59.6MB in the beginning and 75.3MB in the end (delta: -15.7MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-12-15 12:20:34,856 INFO L158 Benchmark]: TraceAbstraction took 59.20ms. Allocated memory is still 109.1MB. Free memory was 75.3MB in the beginning and 67.7MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:20:34,858 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 86.0MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.96ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 53.5MB in the beginning and 63.4MB in the end (delta: -9.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.26ms. Allocated memory is still 109.1MB. Free memory was 63.4MB in the beginning and 61.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.52ms. Allocated memory is still 109.1MB. Free memory was 61.0MB in the beginning and 59.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 279.07ms. Allocated memory is still 109.1MB. Free memory was 59.6MB in the beginning and 75.3MB in the end (delta: -15.7MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * TraceAbstraction took 59.20ms. Allocated memory is still 109.1MB. Free memory was 75.3MB in the beginning and 67.7MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:20:34,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread/bigshot_s2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:20:36,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:20:36,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:20:36,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:20:36,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:20:36,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:20:36,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:20:36,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:20:36,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:20:36,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:20:36,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:20:36,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:20:36,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:20:36,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:20:36,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:20:36,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:20:36,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:20:36,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:20:36,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:20:36,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:20:36,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:20:36,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:20:36,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:20:36,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:20:36,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:20:36,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:20:36,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:20:36,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:20:36,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:20:36,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:20:36,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:20:36,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:20:36,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:20:36,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:20:36,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:20:36,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:20:36,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:20:36,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:20:36,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:20:36,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:20:36,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:20:36,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-15 12:20:36,697 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:20:36,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:20:36,698 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:20:36,698 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:20:36,699 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:20:36,699 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:20:36,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:20:36,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:20:36,700 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:20:36,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:20:36,701 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 12:20:36,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 12:20:36,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:20:36,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:20:36,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:20:36,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:20:36,702 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:20:36,702 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:20:36,703 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:20:36,703 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 12:20:36,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:20:36,703 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:20:36,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:20:36,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:20:36,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:20:36,704 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:20:36,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:20:36,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:20:36,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:20:36,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:20:36,704 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:20:36,705 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:20:36,705 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:20:36,705 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:20:36,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:20:36,705 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:20:36,706 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:20:36,706 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb [2021-12-15 12:20:36,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:20:37,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:20:37,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:20:37,017 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:20:37,017 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:20:37,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/bigshot_s2.i [2021-12-15 12:20:37,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae14d0075/1c4f3f1486094d94847d1ed13d7a9932/FLAG4a5d38c62 [2021-12-15 12:20:37,534 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:20:37,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_s2.i [2021-12-15 12:20:37,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae14d0075/1c4f3f1486094d94847d1ed13d7a9932/FLAG4a5d38c62 [2021-12-15 12:20:37,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae14d0075/1c4f3f1486094d94847d1ed13d7a9932 [2021-12-15 12:20:37,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:20:37,849 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:20:37,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:20:37,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:20:37,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:20:37,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:20:37" (1/1) ... [2021-12-15 12:20:37,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2028b857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:37, skipping insertion in model container [2021-12-15 12:20:37,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:20:37" (1/1) ... [2021-12-15 12:20:37,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:20:37,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:20:38,227 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_s2.i[55203,55216] [2021-12-15 12:20:38,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:20:38,247 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:20:38,276 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_s2.i[55203,55216] [2021-12-15 12:20:38,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:20:38,327 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:20:38,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38 WrapperNode [2021-12-15 12:20:38,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:20:38,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:20:38,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:20:38,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:20:38,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,372 INFO L137 Inliner]: procedures = 327, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2021-12-15 12:20:38,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:20:38,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:20:38,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:20:38,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:20:38,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:20:38,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:20:38,415 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:20:38,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:20:38,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (1/1) ... [2021-12-15 12:20:38,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:20:38,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:20:38,437 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) [2021-12-15 12:20:38,439 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 [2021-12-15 12:20:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:20:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 12:20:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:20:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:20:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 12:20:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:20:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-12-15 12:20:38,462 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-12-15 12:20:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-12-15 12:20:38,463 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-12-15 12:20:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 12:20:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:20:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:20:38,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:20:38,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:20:38,464 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-15 12:20:38,631 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:20:38,632 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:20:38,787 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:20:38,791 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:20:38,792 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 12:20:38,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:20:38 BoogieIcfgContainer [2021-12-15 12:20:38,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:20:38,794 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:20:38,794 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:20:38,796 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:20:38,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:20:37" (1/3) ... [2021-12-15 12:20:38,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9297c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:20:38, skipping insertion in model container [2021-12-15 12:20:38,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:20:38" (2/3) ... [2021-12-15 12:20:38,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9297c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:20:38, skipping insertion in model container [2021-12-15 12:20:38,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:20:38" (3/3) ... [2021-12-15 12:20:38,799 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_s2.i [2021-12-15 12:20:38,803 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-15 12:20:38,804 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:20:38,804 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:20:38,804 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-15 12:20:38,841 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,841 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,841 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,841 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,842 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,842 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,842 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,842 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,843 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,843 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,845 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,845 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,845 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,846 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,846 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,846 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,847 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,847 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,848 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,848 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,850 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,850 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,850 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,851 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,851 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,851 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,852 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,852 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,852 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,852 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,855 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,856 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,856 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,858 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,858 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,858 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,858 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,858 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,861 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,861 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,862 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,863 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,864 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,865 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,865 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,872 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-15 12:20:38,872 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.connectThreadInstances(ThreadInstanceAdder.java:116) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:514) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2021-12-15 12:20:38,877 INFO L158 Benchmark]: Toolchain (without parser) took 1027.16ms. Allocated memory is still 65.0MB. Free memory was 49.1MB in the beginning and 29.9MB in the end (delta: 19.2MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,877 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 48.2MB. Free memory was 30.8MB in the beginning and 30.8MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:20:38,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 476.86ms. Allocated memory is still 65.0MB. Free memory was 48.8MB in the beginning and 39.7MB in the end (delta: 9.2MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.33ms. Allocated memory is still 65.0MB. Free memory was 39.7MB in the beginning and 37.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,878 INFO L158 Benchmark]: Boogie Preprocessor took 38.30ms. Allocated memory is still 65.0MB. Free memory was 37.2MB in the beginning and 35.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,879 INFO L158 Benchmark]: RCFGBuilder took 378.64ms. Allocated memory is still 65.0MB. Free memory was 35.3MB in the beginning and 37.8MB in the end (delta: -2.5MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,879 INFO L158 Benchmark]: TraceAbstraction took 81.40ms. Allocated memory is still 65.0MB. Free memory was 37.3MB in the beginning and 29.9MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-15 12:20:38,881 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 48.2MB. Free memory was 30.8MB in the beginning and 30.8MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 476.86ms. Allocated memory is still 65.0MB. Free memory was 48.8MB in the beginning and 39.7MB in the end (delta: 9.2MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.33ms. Allocated memory is still 65.0MB. Free memory was 39.7MB in the beginning and 37.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.30ms. Allocated memory is still 65.0MB. Free memory was 37.2MB in the beginning and 35.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 378.64ms. Allocated memory is still 65.0MB. Free memory was 35.3MB in the beginning and 37.8MB in the end (delta: -2.5MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * TraceAbstraction took 81.40ms. Allocated memory is still 65.0MB. Free memory was 37.3MB in the beginning and 29.9MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:20:38,907 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: UnsupportedOperationException: Set is immutable