./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/bigshot_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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_p.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 4f85a81c281496cbdf0eab98e129af733fe18998c76267e6089945bdfc7c0c54 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 21:44:23,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 21:44:23,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 21:44:23,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 21:44:23,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 21:44:23,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 21:44:23,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 21:44:23,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 21:44:23,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 21:44:23,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 21:44:23,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 21:44:23,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 21:44:23,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 21:44:23,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 21:44:23,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 21:44:23,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 21:44:23,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 21:44:23,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 21:44:23,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 21:44:23,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 21:44:23,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 21:44:23,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 21:44:23,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 21:44:23,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 21:44:23,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 21:44:23,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 21:44:23,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 21:44:23,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 21:44:23,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 21:44:23,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 21:44:23,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 21:44:23,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 21:44:23,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 21:44:23,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 21:44:23,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 21:44:23,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 21:44:23,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 21:44:23,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 21:44:23,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 21:44:23,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 21:44:23,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 21:44:23,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 21:44:23,486 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 21:44:23,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 21:44:23,487 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 21:44:23,487 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 21:44:23,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 21:44:23,488 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 21:44:23,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 21:44:23,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 21:44:23,488 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 21:44:23,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 21:44:23,489 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 21:44:23,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 21:44:23,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 21:44:23,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 21:44:23,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 21:44:23,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 21:44:23,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 21:44:23,490 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 21:44:23,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 21:44:23,490 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 21:44:23,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 21:44:23,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 21:44:23,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 21:44:23,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 21:44:23,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 21:44:23,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 21:44:23,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 21:44:23,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 21:44:23,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 21:44:23,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 21:44:23,491 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 21:44:23,491 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 21:44:23,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 21:44:23,492 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 21:44:23,492 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f85a81c281496cbdf0eab98e129af733fe18998c76267e6089945bdfc7c0c54 [2021-12-17 21:44:23,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 21:44:23,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 21:44:23,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 21:44:23,659 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 21:44:23,660 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 21:44:23,661 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/bigshot_p.i [2021-12-17 21:44:23,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68db2d32/8f713cd7ace047778e74d398e12fd108/FLAGb1f4f3117 [2021-12-17 21:44:24,130 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 21:44:24,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_p.i [2021-12-17 21:44:24,141 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68db2d32/8f713cd7ace047778e74d398e12fd108/FLAGb1f4f3117 [2021-12-17 21:44:24,152 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68db2d32/8f713cd7ace047778e74d398e12fd108 [2021-12-17 21:44:24,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 21:44:24,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 21:44:24,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 21:44:24,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 21:44:24,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 21:44:24,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c55f66f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24, skipping insertion in model container [2021-12-17 21:44:24,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 21:44:24,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 21:44:24,610 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_p.i[55202,55215] [2021-12-17 21:44:24,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 21:44:24,631 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 21:44:24,664 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_p.i[55202,55215] [2021-12-17 21:44:24,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 21:44:24,715 INFO L208 MainTranslator]: Completed translation [2021-12-17 21:44:24,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24 WrapperNode [2021-12-17 21:44:24,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 21:44:24,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 21:44:24,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 21:44:24,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 21:44:24,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,776 INFO L137 Inliner]: procedures = 324, calls = 26, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74 [2021-12-17 21:44:24,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 21:44:24,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 21:44:24,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 21:44:24,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 21:44:24,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 21:44:24,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 21:44:24,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 21:44:24,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 21:44:24,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24" (1/1) ... [2021-12-17 21:44:24,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 21:44:24,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 21:44:24,832 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) [2021-12-17 21:44:24,846 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 [2021-12-17 21:44:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 21:44:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 21:44:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-17 21:44:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-17 21:44:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-12-17 21:44:24,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-12-17 21:44:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-12-17 21:44:24,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-12-17 21:44:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-17 21:44:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-17 21:44:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 21:44:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 21:44:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 21:44:24,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 21:44:24,868 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-17 21:44:24,958 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 21:44:24,959 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 21:44:25,090 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 21:44:25,095 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 21:44:25,095 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-17 21:44:25,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 09:44:25 BoogieIcfgContainer [2021-12-17 21:44:25,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 21:44:25,098 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 21:44:25,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 21:44:25,116 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 21:44:25,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 09:44:24" (1/3) ... [2021-12-17 21:44:25,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38c92bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 09:44:25, skipping insertion in model container [2021-12-17 21:44:25,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:44:24" (2/3) ... [2021-12-17 21:44:25,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38c92bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 09:44:25, skipping insertion in model container [2021-12-17 21:44:25,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 09:44:25" (3/3) ... [2021-12-17 21:44:25,119 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_p.i [2021-12-17 21:44:25,123 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-17 21:44:25,123 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 21:44:25,124 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 21:44:25,124 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-17 21:44:25,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#ptr#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,151 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#amountOfFields#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,151 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#sizeOfFields#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,151 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#ptr#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,151 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#product#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,151 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,151 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,152 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#ptr#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,152 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#amountOfFields#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,152 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#sizeOfFields#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,152 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#ptr#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,152 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#product#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#ptr#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#ptr#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,154 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,154 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,154 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,154 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,166 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,166 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,175 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#product#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,176 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#amountOfFields#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,176 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#ptr#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,176 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,176 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,176 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,176 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#sizeOfFields#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,177 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,177 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#Ultimate.meminit_#ptr#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,177 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,177 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 21:44:25,185 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-12-17 21:44:25,230 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 21:44:25,237 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-17 21:44:25,237 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-17 21:44:25,250 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 90 transitions, 196 flow [2021-12-17 21:44:25,295 INFO L129 PetriNetUnfolder]: 5/88 cut-off events. [2021-12-17 21:44:25,295 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-12-17 21:44:25,298 INFO L84 FinitePrefix]: Finished finitePrefix Result has 97 conditions, 88 events. 5/88 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 73 event pairs, 0 based on Foata normal form. 0/82 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2021-12-17 21:44:25,298 INFO L82 GeneralOperation]: Start removeDead. Operand has 92 places, 90 transitions, 196 flow [2021-12-17 21:44:25,302 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 77 places, 74 transitions, 160 flow [2021-12-17 21:44:25,344 INFO L129 PetriNetUnfolder]: 4/73 cut-off events. [2021-12-17 21:44:25,344 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-12-17 21:44:25,344 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 21:44:25,345 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 21:44:25,345 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-12-17 21:44:25,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 21:44:25,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1253715575, now seen corresponding path program 1 times [2021-12-17 21:44:25,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 21:44:25,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937038500] [2021-12-17 21:44:25,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 21:44:25,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 21:44:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 21:44:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 21:44:25,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 21:44:25,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937038500] [2021-12-17 21:44:25,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937038500] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 21:44:25,632 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 21:44:25,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-17 21:44:25,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841280998] [2021-12-17 21:44:25,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 21:44:25,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-17 21:44:25,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 21:44:25,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-17 21:44:25,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-17 21:44:25,665 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 90 [2021-12-17 21:44:25,671 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 74 transitions, 160 flow. Second operand has 5 states, 5 states have (on average 74.2) internal successors, (371), 5 states have internal predecessors, (371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 21:44:25,671 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 21:44:25,671 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 90 [2021-12-17 21:44:25,672 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-17 21:44:25,738 INFO L129 PetriNetUnfolder]: 2/77 cut-off events. [2021-12-17 21:44:25,738 INFO L130 PetriNetUnfolder]: For 9/10 co-relation queries the response was YES. [2021-12-17 21:44:25,739 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103 conditions, 77 events. 2/77 cut-off events. For 9/10 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 71 event pairs, 0 based on Foata normal form. 3/77 useless extension candidates. Maximal degree in co-relation 51. Up to 13 conditions per place. [2021-12-17 21:44:25,740 INFO L132 encePairwiseOnDemand]: 85/90 looper letters, 12 selfloop transitions, 0 changer transitions 4/76 dead transitions. [2021-12-17 21:44:25,740 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 76 transitions, 196 flow [2021-12-17 21:44:25,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-17 21:44:25,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-12-17 21:44:25,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 378 transitions. [2021-12-17 21:44:25,756 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.84 [2021-12-17 21:44:25,756 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 378 transitions. [2021-12-17 21:44:25,756 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 378 transitions. [2021-12-17 21:44:25,759 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-17 21:44:25,760 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 378 transitions. [2021-12-17 21:44:25,764 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 75.6) internal successors, (378), 5 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 21:44:25,769 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 90.0) internal successors, (540), 6 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 21:44:25,769 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 90.0) internal successors, (540), 6 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 21:44:25,771 INFO L186 Difference]: Start difference. First operand has 77 places, 74 transitions, 160 flow. Second operand 5 states and 378 transitions. [2021-12-17 21:44:25,771 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 76 transitions, 196 flow [2021-12-17 21:44:25,773 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 76 transitions, 188 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-12-17 21:44:25,775 INFO L242 Difference]: Finished difference. Result has 80 places, 72 transitions, 154 flow [2021-12-17 21:44:25,776 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=90, PETRI_DIFFERENCE_MINUEND_FLOW=150, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=154, PETRI_PLACES=80, PETRI_TRANSITIONS=72} [2021-12-17 21:44:25,779 INFO L334 CegarLoopForPetriNet]: 77 programPoint places, 3 predicate places. [2021-12-17 21:44:25,779 INFO L470 AbstractCegarLoop]: Abstraction has has 80 places, 72 transitions, 154 flow [2021-12-17 21:44:25,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 74.2) internal successors, (371), 5 states have internal predecessors, (371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 21:44:25,779 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 21:44:25,780 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 21:44:25,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-17 21:44:25,780 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-12-17 21:44:25,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 21:44:25,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1568045984, now seen corresponding path program 1 times [2021-12-17 21:44:25,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 21:44:25,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558966488] [2021-12-17 21:44:25,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 21:44:25,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 21:44:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-17 21:44:25,810 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-17 21:44:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-17 21:44:25,860 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-17 21:44:25,860 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-17 21:44:25,862 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-12-17 21:44:25,863 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2021-12-17 21:44:25,863 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2021-12-17 21:44:25,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-17 21:44:25,867 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-17 21:44:25,873 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-12-17 21:44:25,873 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 21:44:25,896 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,897 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,905 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,905 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,907 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,907 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,907 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,907 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,907 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,907 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,909 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,909 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,909 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,909 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,912 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,912 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,912 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,912 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 09:44:25 BasicIcfg [2021-12-17 21:44:25,937 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 21:44:25,937 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 21:44:25,938 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 21:44:25,938 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 21:44:25,938 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 09:44:25" (3/4) ... [2021-12-17 21:44:25,939 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-17 21:44:25,945 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,945 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,945 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,945 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,945 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,945 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,945 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,946 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,946 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,946 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,946 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,946 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,946 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,946 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,947 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,947 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,947 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,947 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,947 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,947 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,948 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,948 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,948 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,948 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,948 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,948 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,948 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,949 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,949 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,949 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,949 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,949 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,949 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,949 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,950 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,950 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,950 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,950 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,950 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,950 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,951 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,951 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-17 21:44:25,976 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-17 21:44:25,977 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 21:44:25,977 INFO L158 Benchmark]: Toolchain (without parser) took 1822.53ms. Allocated memory was 92.3MB in the beginning and 119.5MB in the end (delta: 27.3MB). Free memory was 61.2MB in the beginning and 39.0MB in the end (delta: 22.2MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2021-12-17 21:44:25,978 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory was 50.0MB in the beginning and 49.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 21:44:25,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 559.50ms. Allocated memory was 92.3MB in the beginning and 119.5MB in the end (delta: 27.3MB). Free memory was 60.8MB in the beginning and 74.4MB in the end (delta: -13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-17 21:44:25,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.51ms. Allocated memory is still 119.5MB. Free memory was 74.4MB in the beginning and 71.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-17 21:44:25,979 INFO L158 Benchmark]: Boogie Preprocessor took 25.69ms. Allocated memory is still 119.5MB. Free memory was 71.8MB in the beginning and 70.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-17 21:44:25,979 INFO L158 Benchmark]: RCFGBuilder took 293.35ms. Allocated memory is still 119.5MB. Free memory was 70.2MB in the beginning and 57.4MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-17 21:44:25,980 INFO L158 Benchmark]: TraceAbstraction took 839.18ms. Allocated memory is still 119.5MB. Free memory was 56.3MB in the beginning and 49.9MB in the end (delta: 6.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-12-17 21:44:25,980 INFO L158 Benchmark]: Witness Printer took 39.34ms. Allocated memory is still 119.5MB. Free memory was 49.5MB in the beginning and 39.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-17 21:44:25,984 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 92.3MB. Free memory was 50.0MB in the beginning and 49.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 559.50ms. Allocated memory was 92.3MB in the beginning and 119.5MB in the end (delta: 27.3MB). Free memory was 60.8MB in the beginning and 74.4MB in the end (delta: -13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.51ms. Allocated memory is still 119.5MB. Free memory was 74.4MB in the beginning and 71.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.69ms. Allocated memory is still 119.5MB. Free memory was 71.8MB in the beginning and 70.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 293.35ms. Allocated memory is still 119.5MB. Free memory was 70.2MB in the beginning and 57.4MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 839.18ms. Allocated memory is still 119.5MB. Free memory was 56.3MB in the beginning and 49.9MB in the end (delta: 6.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Witness Printer took 39.34ms. Allocated memory is still 119.5MB. Free memory was 49.5MB in the beginning and 39.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1107]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1108] 0 char *v; VAL [v={0:0}] [L1121] 0 pthread_t t1, t2; VAL [t1={6:0}, t2={5:0}, v={0:0}] [L1122] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [pthread_create(&t1, 0, thread1, 0)=-1, t1={6:0}, t2={5:0}, v={0:0}] [L1123] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [pthread_create(&t2, 0, thread2, 0)=0, t1={6:0}, t2={5:0}, v={0:0}] [L1116] COND FALSE 2 !(\read(*v)) VAL [arg={0:0}, arg={0:0}, v={0:0}] [L1117] 2 return 0; VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={0:0}] [L1124] 0 \read(t1) VAL [\read(t1)=-1, t1={6:0}, t2={5:0}, v={0:0}] [L1111] EXPR, FCALL 1 calloc(8, sizeof(char)) [L1111] 1 v = calloc(8, sizeof(char)) VAL [arg={0:0}, arg={0:0}, calloc(8, sizeof(char))={-2:0}, v={-2:0}] [L1112] 1 return 0; VAL [\result={0:0}, arg={0:0}, arg={0:0}, calloc(8, sizeof(char))={-2:0}, v={-2:0}] [L1124] FCALL, JOIN 1 pthread_join(t1, 0) VAL [\read(t1)=-1, t1={6:0}, t2={5:0}, v={-2:0}] [L1125] 0 \read(t2) VAL [\read(t2)=0, t1={6:0}, t2={5:0}, v={-2:0}] [L1125] FCALL, JOIN 2 pthread_join(t2, 0) VAL [\read(t2)=0, t1={6:0}, t2={5:0}, v={-2:0}] [L1126] EXPR 0 !v || v[0] == 'B' VAL [!v || v[0] == 'B'=0, t1={6:0}, t2={5:0}, v={-2:0}] [L1126] EXPR 0 v[0] VAL [!v || v[0] == 'B'=0, t1={6:0}, t2={5:0}, v={-2:0}, v[0]=0] [L1126] EXPR 0 !v || v[0] == 'B' VAL [!v || v[0] == 'B'=0, t1={6:0}, t2={5:0}, v={-2:0}, v[0]=0] [L1126] CALL 0 __VERIFIER_assert(!v || v[0] == 'B') [L1107] COND TRUE 0 !expression VAL [\old(expression)=0, expression=0, v={-2:0}] [L1107] 0 reach_error() VAL [\old(expression)=0, expression=0, v={-2:0}] - UnprovableResult [Line: 1122]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1123]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 116 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 27 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 7 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 63 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-12-17 21:44:26,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE