./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/bigshot_s.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 997cd7c3 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_s.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 ce6ab85d567b430987e90c0caeb17855dc670c31 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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_s.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ce6ab85d567b430987e90c0caeb17855dc670c31 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.1-dev-997cd7c-m [2021-09-22 14:18:56,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-09-22 14:18:56,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-09-22 14:18:56,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-09-22 14:18:56,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-09-22 14:18:56,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-09-22 14:18:56,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-09-22 14:18:56,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-09-22 14:18:56,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-09-22 14:18:56,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-09-22 14:18:56,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-09-22 14:18:56,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-09-22 14:18:56,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-09-22 14:18:56,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-09-22 14:18:56,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-09-22 14:18:56,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-09-22 14:18:56,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-09-22 14:18:56,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-09-22 14:18:56,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-09-22 14:18:56,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-09-22 14:18:56,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-09-22 14:18:56,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-09-22 14:18:56,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-09-22 14:18:56,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-09-22 14:18:56,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-09-22 14:18:56,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-09-22 14:18:56,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-09-22 14:18:56,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-09-22 14:18:56,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-09-22 14:18:56,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-09-22 14:18:56,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-09-22 14:18:56,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-09-22 14:18:56,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-09-22 14:18:56,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-09-22 14:18:56,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-09-22 14:18:56,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-09-22 14:18:56,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-09-22 14:18:56,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-09-22 14:18:56,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-09-22 14:18:56,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-09-22 14:18:56,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-09-22 14:18:56,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-09-22 14:18:56,220 INFO L113 SettingsManager]: Loading preferences was successful [2021-09-22 14:18:56,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-09-22 14:18:56,221 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-09-22 14:18:56,221 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-09-22 14:18:56,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-09-22 14:18:56,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-09-22 14:18:56,222 INFO L138 SettingsManager]: * Use SBE=true [2021-09-22 14:18:56,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-09-22 14:18:56,223 INFO L138 SettingsManager]: * sizeof long=4 [2021-09-22 14:18:56,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-09-22 14:18:56,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-09-22 14:18:56,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-09-22 14:18:56,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-09-22 14:18:56,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-09-22 14:18:56,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-09-22 14:18:56,224 INFO L138 SettingsManager]: * sizeof long double=12 [2021-09-22 14:18:56,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-09-22 14:18:56,224 INFO L138 SettingsManager]: * Use constant arrays=true [2021-09-22 14:18:56,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-09-22 14:18:56,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-09-22 14:18:56,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-09-22 14:18:56,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-09-22 14:18:56,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-09-22 14:18:56,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-09-22 14:18:56,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-09-22 14:18:56,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-09-22 14:18:56,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-09-22 14:18:56,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-09-22 14:18:56,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-09-22 14:18:56,227 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-09-22 14:18:56,227 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce6ab85d567b430987e90c0caeb17855dc670c31 [2021-09-22 14:18:56,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-09-22 14:18:56,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-09-22 14:18:56,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-09-22 14:18:56,610 INFO L271 PluginConnector]: Initializing CDTParser... [2021-09-22 14:18:56,610 INFO L275 PluginConnector]: CDTParser initialized [2021-09-22 14:18:56,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/bigshot_s.i [2021-09-22 14:18:56,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090f55dc2/d5c767521ea7462b81c54932482673ad/FLAG157502766 [2021-09-22 14:18:57,270 INFO L306 CDTParser]: Found 1 translation units. [2021-09-22 14:18:57,270 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_s.i [2021-09-22 14:18:57,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090f55dc2/d5c767521ea7462b81c54932482673ad/FLAG157502766 [2021-09-22 14:18:57,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090f55dc2/d5c767521ea7462b81c54932482673ad [2021-09-22 14:18:57,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-09-22 14:18:57,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-09-22 14:18:57,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-09-22 14:18:57,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-09-22 14:18:57,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-09-22 14:18:57,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 02:18:57" (1/1) ... [2021-09-22 14:18:57,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@520a2a94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:57, skipping insertion in model container [2021-09-22 14:18:57,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 02:18:57" (1/1) ... [2021-09-22 14:18:57,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-09-22 14:18:57,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-09-22 14:18:57,955 WARN L228 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_s.i[55202,55215] [2021-09-22 14:18:57,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-09-22 14:18:57,976 INFO L203 MainTranslator]: Completed pre-run [2021-09-22 14:18:58,005 WARN L228 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_s.i[55202,55215] [2021-09-22 14:18:58,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-09-22 14:18:58,089 INFO L208 MainTranslator]: Completed translation [2021-09-22 14:18:58,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58 WrapperNode [2021-09-22 14:18:58,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-09-22 14:18:58,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-09-22 14:18:58,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-09-22 14:18:58,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-09-22 14:18:58,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58" (1/1) ... [2021-09-22 14:18:58,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58" (1/1) ... [2021-09-22 14:18:58,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-09-22 14:18:58,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-09-22 14:18:58,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-09-22 14:18:58,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-09-22 14:18:58,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58" (1/1) ... [2021-09-22 14:18:58,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58" (1/1) ... [2021-09-22 14:18:58,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58" (1/1) ... [2021-09-22 14:18:58,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58" (1/1) ... [2021-09-22 14:18:58,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58" (1/1) ... [2021-09-22 14:18:58,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58" (1/1) ... [2021-09-22 14:18:58,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58" (1/1) ... [2021-09-22 14:18:58,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-09-22 14:18:58,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-09-22 14:18:58,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-09-22 14:18:58,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-09-22 14:18:58,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58" (1/1) ... [2021-09-22 14:18:58,205 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-09-22 14:18:58,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-09-22 14:18:58,229 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) [2021-09-22 14:18:58,243 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 [2021-09-22 14:18:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-09-22 14:18:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-09-22 14:18:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-09-22 14:18:58,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-09-22 14:18:58,266 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-09-22 14:18:58,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-09-22 14:18:58,266 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-09-22 14:18:58,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-09-22 14:18:58,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-09-22 14:18:58,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-09-22 14:18:58,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-09-22 14:18:58,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-09-22 14:18:58,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-09-22 14:18:58,268 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-09-22 14:18:58,663 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-09-22 14:18:58,663 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-09-22 14:18:58,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 02:18:58 BoogieIcfgContainer [2021-09-22 14:18:58,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-09-22 14:18:58,667 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-09-22 14:18:58,667 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-09-22 14:18:58,670 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-09-22 14:18:58,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.09 02:18:57" (1/3) ... [2021-09-22 14:18:58,670 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@720d8082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.09 02:18:58, skipping insertion in model container [2021-09-22 14:18:58,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:18:58" (2/3) ... [2021-09-22 14:18:58,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@720d8082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.09 02:18:58, skipping insertion in model container [2021-09-22 14:18:58,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 02:18:58" (3/3) ... [2021-09-22 14:18:58,672 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_s.i [2021-09-22 14:18:58,677 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-09-22 14:18:58,677 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-09-22 14:18:58,677 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-09-22 14:18:58,678 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-09-22 14:18:58,702 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,703 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,703 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,703 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,703 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,703 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,704 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,704 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,704 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,706 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,706 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,722 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,723 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,723 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,723 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,723 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,723 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,723 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,724 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,724 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,724 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,724 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,724 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,724 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,725 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,725 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,725 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,725 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,726 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,726 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,726 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,726 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,727 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,727 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,727 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,727 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,727 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,727 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,728 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,728 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,728 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,728 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,728 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,729 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,729 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,729 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,729 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,729 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,729 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,730 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,731 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,731 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,731 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,731 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,731 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,731 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,732 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,732 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,732 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,732 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,732 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,733 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,733 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,733 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,733 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,733 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,733 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,734 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,734 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,734 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,734 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,734 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,734 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,735 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,735 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,735 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,735 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,735 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,736 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,736 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,736 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,736 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,736 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,736 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,737 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,737 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,737 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,737 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,737 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,737 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,740 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,741 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,741 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,741 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,741 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,741 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,746 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,746 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,746 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,746 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,746 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,747 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,747 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,747 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,747 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,747 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,747 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,748 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,748 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,748 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:18:58,754 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-09-22 14:18:58,791 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-09-22 14:18:58,797 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-09-22 14:18:58,797 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-09-22 14:18:58,820 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-09-22 14:18:58,830 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 80 transitions, 176 flow [2021-09-22 14:18:58,836 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 80 transitions, 176 flow [2021-09-22 14:18:58,838 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 80 transitions, 176 flow [2021-09-22 14:18:58,881 INFO L129 PetriNetUnfolder]: 5/78 cut-off events. [2021-09-22 14:18:58,881 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-09-22 14:18:58,884 INFO L84 FinitePrefix]: Finished finitePrefix Result has 87 conditions, 78 events. 5/78 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 56 event pairs, 0 based on Foata normal form. 0/72 useless extension candidates. Maximal degree in co-relation 54. Up to 2 conditions per place. [2021-09-22 14:18:58,887 INFO L116 LiptonReduction]: Number of co-enabled transitions 150 [2021-09-22 14:19:02,101 INFO L131 LiptonReduction]: Checked pairs total: 204 [2021-09-22 14:19:02,102 INFO L133 LiptonReduction]: Total number of compositions: 82 [2021-09-22 14:19:02,109 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 22 places, 17 transitions, 50 flow [2021-09-22 14:19:02,117 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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) [2021-09-22 14:19:02,119 INFO L276 IsEmpty]: Start isEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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) [2021-09-22 14:19:02,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-09-22 14:19:02,123 INFO L504 BasicCegarLoop]: Found error trace [2021-09-22 14:19:02,124 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-09-22 14:19:02,124 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-09-22 14:19:02,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-09-22 14:19:02,129 INFO L82 PathProgramCache]: Analyzing trace with hash 434593892, now seen corresponding path program 1 times [2021-09-22 14:19:02,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-09-22 14:19:02,137 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709890237] [2021-09-22 14:19:02,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-09-22 14:19:02,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-09-22 14:19:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-09-22 14:19:02,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-09-22 14:19:02,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-09-22 14:19:02,311 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709890237] [2021-09-22 14:19:02,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709890237] provided 1 perfect and 0 imperfect interpolant sequences [2021-09-22 14:19:02,312 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-09-22 14:19:02,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-09-22 14:19:02,313 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182621207] [2021-09-22 14:19:02,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-09-22 14:19:02,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-09-22 14:19:02,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-09-22 14:19:02,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-22 14:19:02,340 INFO L87 Difference]: Start difference. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-22 14:19:02,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-22 14:19:02,361 INFO L93 Difference]: Finished difference Result 16 states and 20 transitions. [2021-09-22 14:19:02,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-09-22 14:19:02,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11 [2021-09-22 14:19:02,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-09-22 14:19:02,368 INFO L225 Difference]: With dead ends: 16 [2021-09-22 14:19:02,370 INFO L226 Difference]: Without dead ends: 16 [2021-09-22 14:19:02,371 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-22 14:19:02,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-09-22 14:19:02,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-09-22 14:19:02,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 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) [2021-09-22 14:19:02,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2021-09-22 14:19:02,395 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 20 transitions. Word has length 11 [2021-09-22 14:19:02,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-09-22 14:19:02,396 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 20 transitions. [2021-09-22 14:19:02,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-22 14:19:02,396 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-09-22 14:19:02,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-09-22 14:19:02,397 INFO L504 BasicCegarLoop]: Found error trace [2021-09-22 14:19:02,397 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-09-22 14:19:02,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-09-22 14:19:02,397 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-09-22 14:19:02,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-09-22 14:19:02,398 INFO L82 PathProgramCache]: Analyzing trace with hash 587494171, now seen corresponding path program 1 times [2021-09-22 14:19:02,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-09-22 14:19:02,399 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555409156] [2021-09-22 14:19:02,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-09-22 14:19:02,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-09-22 14:19:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-09-22 14:19:02,477 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-09-22 14:19:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-09-22 14:19:02,522 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-09-22 14:19:02,522 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-09-22 14:19:02,524 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-09-22 14:19:02,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-09-22 14:19:02,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-09-22 14:19:02,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-09-22 14:19:02,529 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-09-22 14:19:02,530 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-09-22 14:19:02,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:02,542 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:02,542 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:02,542 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:02,543 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:02,543 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:02,543 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:02,543 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:02,543 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:02,544 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:02,544 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:02,544 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:02,544 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:02,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:02,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:02,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:02,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:02,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:02,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:02,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:02,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:02,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:02,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.09 02:19:02 BasicIcfg [2021-09-22 14:19:02,562 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-09-22 14:19:02,563 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-09-22 14:19:02,563 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-09-22 14:19:02,563 INFO L275 PluginConnector]: Witness Printer initialized [2021-09-22 14:19:02,564 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 02:18:58" (3/4) ... [2021-09-22 14:19:02,566 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-09-22 14:19:02,567 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-09-22 14:19:02,568 INFO L168 Benchmark]: Toolchain (without parser) took 5015.49 ms. Allocated memory was 60.8 MB in the beginning and 104.9 MB in the end (delta: 44.0 MB). Free memory was 37.6 MB in the beginning and 39.7 MB in the end (delta: -2.1 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:02,569 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 60.8 MB. Free memory was 43.2 MB in the beginning and 43.1 MB in the end (delta: 43.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-09-22 14:19:02,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 538.52 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 37.4 MB in the beginning and 59.7 MB in the end (delta: -22.3 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:02,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.75 ms. Allocated memory is still 81.8 MB. Free memory was 59.7 MB in the beginning and 57.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:02,571 INFO L168 Benchmark]: Boogie Preprocessor took 34.63 ms. Allocated memory is still 81.8 MB. Free memory was 57.4 MB in the beginning and 55.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:02,571 INFO L168 Benchmark]: RCFGBuilder took 473.20 ms. Allocated memory is still 81.8 MB. Free memory was 55.9 MB in the beginning and 43.5 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:02,572 INFO L168 Benchmark]: TraceAbstraction took 3895.50 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 43.2 MB in the beginning and 40.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:02,572 INFO L168 Benchmark]: Witness Printer took 3.81 ms. Allocated memory is still 104.9 MB. Free memory was 40.6 MB in the beginning and 39.7 MB in the end (delta: 896.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:02,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 60.8 MB. Free memory was 43.2 MB in the beginning and 43.1 MB in the end (delta: 43.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 538.52 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 37.4 MB in the beginning and 59.7 MB in the end (delta: -22.3 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 62.75 ms. Allocated memory is still 81.8 MB. Free memory was 59.7 MB in the beginning and 57.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.63 ms. Allocated memory is still 81.8 MB. Free memory was 57.4 MB in the beginning and 55.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 473.20 ms. Allocated memory is still 81.8 MB. Free memory was 55.9 MB in the beginning and 43.5 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3895.50 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 43.2 MB in the beginning and 40.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 16.1 GB. * Witness Printer took 3.81 ms. Allocated memory is still 104.9 MB. Free memory was 40.6 MB in the beginning and 39.7 MB in the end (delta: 896.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3266.1ms, 82 PlacesBefore, 22 PlacesAfterwards, 80 TransitionsBefore, 17 TransitionsAfterwards, 150 CoEnabledTransitionPairs, 6 FixpointIterations, 40 TrivialSequentialCompositions, 25 ConcurrentSequentialCompositions, 8 TrivialYvCompositions, 6 ConcurrentYvCompositions, 3 ChoiceCompositions, 82 TotalNumberOfCompositions, 204 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 170, positive: 157, positive conditional: 0, positive unconditional: 157, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 126, positive: 115, positive conditional: 0, positive unconditional: 115, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 126, positive: 115, positive conditional: 0, positive unconditional: 115, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 170, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 126, unknown conditional: 0, unknown unconditional: 126] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1107]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1116. Possible FailurePath: [L1108] 0 char *v; [L1121] 0 pthread_t t1, t2; [L1122] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, v={0:0}] [L1111] 1 v = malloc(sizeof(char) * 8) [L1112] 1 return 0; [L1123] 0 \read(t1) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] [L1123] FCALL, JOIN 1 pthread_join(t1, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] [L1124] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] [L1125] 0 \read(t2) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] [L1116] COND TRUE 2 \read(*v) [L1116] CALL 2 strcpy(v, "Bigshot") [L1117] 2 return 0; [L1125] FCALL, JOIN 2 pthread_join(t2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] [L1126] 0 !v || v[0] == 'B' [L1126] EXPR 0 v[0] [L1126] 0 !v || v[0] == 'B' [L1107] COND TRUE 0 !expression [L1107] 0 reach_error() VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] - 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: 1124]: 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, 102 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3738.9ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 6.6ms, AutomataDifference: 47.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3319.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 12 SDtfs, 5 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 12.6ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 7.7ms SsaConstructionTime, 88.5ms SatisfiabilityAnalysisTime, 69.4ms InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 28 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 could not prove your program: unable to determine feasibility of some traces [2021-09-22 14:19:02,614 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-997cd7c-m [2021-09-22 14:19:04,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-09-22 14:19:04,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-09-22 14:19:04,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-09-22 14:19:04,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-09-22 14:19:04,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-09-22 14:19:04,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-09-22 14:19:04,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-09-22 14:19:04,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-09-22 14:19:04,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-09-22 14:19:04,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-09-22 14:19:04,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-09-22 14:19:04,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-09-22 14:19:04,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-09-22 14:19:04,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-09-22 14:19:04,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-09-22 14:19:04,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-09-22 14:19:04,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-09-22 14:19:04,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-09-22 14:19:04,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-09-22 14:19:04,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-09-22 14:19:04,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-09-22 14:19:04,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-09-22 14:19:04,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-09-22 14:19:04,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-09-22 14:19:04,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-09-22 14:19:04,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-09-22 14:19:04,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-09-22 14:19:04,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-09-22 14:19:04,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-09-22 14:19:04,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-09-22 14:19:04,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-09-22 14:19:04,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-09-22 14:19:04,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-09-22 14:19:04,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-09-22 14:19:04,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-09-22 14:19:04,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-09-22 14:19:04,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-09-22 14:19:04,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-09-22 14:19:04,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-09-22 14:19:04,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-09-22 14:19:04,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-09-22 14:19:04,450 INFO L113 SettingsManager]: Loading preferences was successful [2021-09-22 14:19:04,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-09-22 14:19:04,453 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-09-22 14:19:04,453 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-09-22 14:19:04,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-09-22 14:19:04,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-09-22 14:19:04,455 INFO L138 SettingsManager]: * Use SBE=true [2021-09-22 14:19:04,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-09-22 14:19:04,455 INFO L138 SettingsManager]: * sizeof long=4 [2021-09-22 14:19:04,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-09-22 14:19:04,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-09-22 14:19:04,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-09-22 14:19:04,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-09-22 14:19:04,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-09-22 14:19:04,457 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-09-22 14:19:04,457 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-09-22 14:19:04,457 INFO L138 SettingsManager]: * sizeof long double=12 [2021-09-22 14:19:04,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-09-22 14:19:04,458 INFO L138 SettingsManager]: * Use constant arrays=true [2021-09-22 14:19:04,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-09-22 14:19:04,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-09-22 14:19:04,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-09-22 14:19:04,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-09-22 14:19:04,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-09-22 14:19:04,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-09-22 14:19:04,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-09-22 14:19:04,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-09-22 14:19:04,460 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-09-22 14:19:04,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-09-22 14:19:04,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-09-22 14:19:04,460 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-09-22 14:19:04,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-09-22 14:19:04,461 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce6ab85d567b430987e90c0caeb17855dc670c31 [2021-09-22 14:19:04,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-09-22 14:19:04,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-09-22 14:19:04,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-09-22 14:19:04,818 INFO L271 PluginConnector]: Initializing CDTParser... [2021-09-22 14:19:04,820 INFO L275 PluginConnector]: CDTParser initialized [2021-09-22 14:19:04,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/bigshot_s.i [2021-09-22 14:19:04,895 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a58055cc/343f40fcd75348e3b0db73f6ff249720/FLAGc5f9529b4 [2021-09-22 14:19:05,401 INFO L306 CDTParser]: Found 1 translation units. [2021-09-22 14:19:05,405 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/bigshot_s.i [2021-09-22 14:19:05,426 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a58055cc/343f40fcd75348e3b0db73f6ff249720/FLAGc5f9529b4 [2021-09-22 14:19:05,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a58055cc/343f40fcd75348e3b0db73f6ff249720 [2021-09-22 14:19:05,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-09-22 14:19:05,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-09-22 14:19:05,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-09-22 14:19:05,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-09-22 14:19:05,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-09-22 14:19:05,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 02:19:05" (1/1) ... [2021-09-22 14:19:05,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b77e66a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:05, skipping insertion in model container [2021-09-22 14:19:05,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 02:19:05" (1/1) ... [2021-09-22 14:19:05,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-09-22 14:19:05,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-09-22 14:19:06,326 WARN L228 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_s.i[55202,55215] [2021-09-22 14:19:06,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-09-22 14:19:06,358 INFO L203 MainTranslator]: Completed pre-run [2021-09-22 14:19:06,395 WARN L228 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_s.i[55202,55215] [2021-09-22 14:19:06,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-09-22 14:19:06,481 INFO L208 MainTranslator]: Completed translation [2021-09-22 14:19:06,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06 WrapperNode [2021-09-22 14:19:06,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-09-22 14:19:06,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-09-22 14:19:06,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-09-22 14:19:06,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-09-22 14:19:06,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06" (1/1) ... [2021-09-22 14:19:06,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06" (1/1) ... [2021-09-22 14:19:06,524 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-09-22 14:19:06,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-09-22 14:19:06,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-09-22 14:19:06,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-09-22 14:19:06,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06" (1/1) ... [2021-09-22 14:19:06,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06" (1/1) ... [2021-09-22 14:19:06,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06" (1/1) ... [2021-09-22 14:19:06,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06" (1/1) ... [2021-09-22 14:19:06,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06" (1/1) ... [2021-09-22 14:19:06,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06" (1/1) ... [2021-09-22 14:19:06,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06" (1/1) ... [2021-09-22 14:19:06,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-09-22 14:19:06,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-09-22 14:19:06,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-09-22 14:19:06,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-09-22 14:19:06,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06" (1/1) ... [2021-09-22 14:19:06,576 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-09-22 14:19:06,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-09-22 14:19:06,599 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) [2021-09-22 14:19:06,601 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 [2021-09-22 14:19:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-09-22 14:19:06,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-09-22 14:19:06,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-09-22 14:19:06,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-09-22 14:19:06,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-09-22 14:19:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-09-22 14:19:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-09-22 14:19:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-09-22 14:19:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-09-22 14:19:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-09-22 14:19:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-09-22 14:19:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-09-22 14:19:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-09-22 14:19:06,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-09-22 14:19:06,636 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-09-22 14:19:06,951 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-09-22 14:19:06,951 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-09-22 14:19:06,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 02:19:06 BoogieIcfgContainer [2021-09-22 14:19:06,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-09-22 14:19:06,954 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-09-22 14:19:06,954 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-09-22 14:19:06,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-09-22 14:19:06,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.09 02:19:05" (1/3) ... [2021-09-22 14:19:06,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21c77f85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.09 02:19:06, skipping insertion in model container [2021-09-22 14:19:06,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 02:19:06" (2/3) ... [2021-09-22 14:19:06,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21c77f85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.09 02:19:06, skipping insertion in model container [2021-09-22 14:19:06,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 02:19:06" (3/3) ... [2021-09-22 14:19:06,959 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_s.i [2021-09-22 14:19:06,963 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-09-22 14:19:06,963 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-09-22 14:19:06,963 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-09-22 14:19:06,963 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-09-22 14:19:06,985 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,985 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,985 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,985 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,985 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,986 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,986 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,986 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,986 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,986 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,987 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,987 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,987 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,987 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,987 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,988 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,988 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,988 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,988 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,988 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,988 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,989 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,989 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,989 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,989 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,990 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,990 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,990 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,990 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,990 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,990 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,991 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,991 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,991 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,991 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,991 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,992 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,992 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,992 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,992 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,992 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,992 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,993 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,993 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,993 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,993 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,993 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,993 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,994 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,994 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,994 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,994 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,994 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,994 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,995 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,995 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,995 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,995 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,995 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,995 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,996 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,996 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,996 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,996 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,996 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,996 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,997 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,997 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,997 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,997 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,997 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,997 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,998 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,998 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,998 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,998 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,998 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,998 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,999 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,999 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,999 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,999 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,999 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:06,999 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,000 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,000 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,000 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,000 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,000 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,000 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,001 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,001 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,001 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,001 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,001 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,002 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,002 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,002 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,004 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,005 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,005 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,005 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,005 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,005 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,006 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,006 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,006 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,006 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,006 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,006 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,007 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,007 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,012 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,012 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,012 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,012 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,012 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,013 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-09-22 14:19:07,017 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-09-22 14:19:07,051 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-09-22 14:19:07,056 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-09-22 14:19:07,057 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-09-22 14:19:07,068 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-09-22 14:19:07,076 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 83 places, 81 transitions, 178 flow [2021-09-22 14:19:07,078 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 83 places, 81 transitions, 178 flow [2021-09-22 14:19:07,079 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 83 places, 81 transitions, 178 flow [2021-09-22 14:19:07,128 INFO L129 PetriNetUnfolder]: 5/79 cut-off events. [2021-09-22 14:19:07,129 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-09-22 14:19:07,131 INFO L84 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 79 events. 5/79 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 57 event pairs, 0 based on Foata normal form. 0/73 useless extension candidates. Maximal degree in co-relation 54. Up to 2 conditions per place. [2021-09-22 14:19:07,134 INFO L116 LiptonReduction]: Number of co-enabled transitions 150 [2021-09-22 14:19:12,432 INFO L131 LiptonReduction]: Checked pairs total: 172 [2021-09-22 14:19:12,433 INFO L133 LiptonReduction]: Total number of compositions: 81 [2021-09-22 14:19:12,438 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 22 places, 17 transitions, 50 flow [2021-09-22 14:19:12,445 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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) [2021-09-22 14:19:12,446 INFO L276 IsEmpty]: Start isEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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) [2021-09-22 14:19:12,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-09-22 14:19:12,450 INFO L504 BasicCegarLoop]: Found error trace [2021-09-22 14:19:12,450 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-09-22 14:19:12,451 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-09-22 14:19:12,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-09-22 14:19:12,455 INFO L82 PathProgramCache]: Analyzing trace with hash -1985396504, now seen corresponding path program 1 times [2021-09-22 14:19:12,464 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-09-22 14:19:12,464 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [675833943] [2021-09-22 14:19:12,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-09-22 14:19:12,465 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-09-22 14:19:12,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-09-22 14:19:12,472 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-09-22 14:19:12,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-09-22 14:19:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-09-22 14:19:12,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2021-09-22 14:19:12,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-09-22 14:19:12,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-09-22 14:19:12,631 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-09-22 14:19:12,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-09-22 14:19:12,687 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-09-22 14:19:12,687 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [675833943] [2021-09-22 14:19:12,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [675833943] provided 2 perfect and 0 imperfect interpolant sequences [2021-09-22 14:19:12,688 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-09-22 14:19:12,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-09-22 14:19:12,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101049418] [2021-09-22 14:19:12,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-09-22 14:19:12,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-09-22 14:19:12,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-09-22 14:19:12,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-22 14:19:12,706 INFO L87 Difference]: Start difference. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-22 14:19:12,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-09-22 14:19:12,734 INFO L93 Difference]: Finished difference Result 16 states and 20 transitions. [2021-09-22 14:19:12,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-09-22 14:19:12,735 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11 [2021-09-22 14:19:12,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-09-22 14:19:12,741 INFO L225 Difference]: With dead ends: 16 [2021-09-22 14:19:12,741 INFO L226 Difference]: Without dead ends: 16 [2021-09-22 14:19:12,742 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-09-22 14:19:12,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-09-22 14:19:12,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-09-22 14:19:12,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 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) [2021-09-22 14:19:12,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2021-09-22 14:19:12,764 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 20 transitions. Word has length 11 [2021-09-22 14:19:12,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-09-22 14:19:12,765 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 20 transitions. [2021-09-22 14:19:12,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-09-22 14:19:12,765 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-09-22 14:19:12,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-09-22 14:19:12,766 INFO L504 BasicCegarLoop]: Found error trace [2021-09-22 14:19:12,766 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-09-22 14:19:12,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-09-22 14:19:12,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-09-22 14:19:12,968 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-09-22 14:19:12,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-09-22 14:19:12,969 INFO L82 PathProgramCache]: Analyzing trace with hash -1428164824, now seen corresponding path program 1 times [2021-09-22 14:19:12,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-09-22 14:19:12,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1574421239] [2021-09-22 14:19:12,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-09-22 14:19:12,970 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-09-22 14:19:12,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-09-22 14:19:12,975 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-09-22 14:19:12,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-09-22 14:19:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-09-22 14:19:13,073 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-09-22 14:19:13,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-09-22 14:19:13,176 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-09-22 14:19:13,176 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-09-22 14:19:13,178 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-09-22 14:19:13,179 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-09-22 14:19:13,179 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-09-22 14:19:13,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-09-22 14:19:13,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-09-22 14:19:13,395 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-09-22 14:19:13,395 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-09-22 14:19:13,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:13,407 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:13,407 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:13,407 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:13,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:13,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:13,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:13,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:13,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:13,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:13,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:13,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:13,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:13,410 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:13,414 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:13,414 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:13,415 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:13,415 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:13,415 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-09-22 14:19:13,415 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-09-22 14:19:13,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:13,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-09-22 14:19:13,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.09 02:19:13 BasicIcfg [2021-09-22 14:19:13,439 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-09-22 14:19:13,439 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-09-22 14:19:13,439 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-09-22 14:19:13,439 INFO L275 PluginConnector]: Witness Printer initialized [2021-09-22 14:19:13,440 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 02:19:06" (3/4) ... [2021-09-22 14:19:13,442 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-09-22 14:19:13,442 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-09-22 14:19:13,444 INFO L168 Benchmark]: Toolchain (without parser) took 7540.13 ms. Allocated memory was 56.6 MB in the beginning and 86.0 MB in the end (delta: 29.4 MB). Free memory was 33.2 MB in the beginning and 42.8 MB in the end (delta: -9.6 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:13,445 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 56.6 MB. Free memory was 39.0 MB in the beginning and 39.0 MB in the end (delta: 42.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-09-22 14:19:13,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.86 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.1 MB in the beginning and 43.4 MB in the end (delta: -10.3 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:13,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.31 ms. Allocated memory is still 69.2 MB. Free memory was 43.4 MB in the beginning and 40.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:13,453 INFO L168 Benchmark]: Boogie Preprocessor took 38.01 ms. Allocated memory is still 69.2 MB. Free memory was 40.9 MB in the beginning and 39.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:13,453 INFO L168 Benchmark]: RCFGBuilder took 389.01 ms. Allocated memory is still 69.2 MB. Free memory was 39.0 MB in the beginning and 44.8 MB in the end (delta: -5.8 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:13,454 INFO L168 Benchmark]: TraceAbstraction took 6484.93 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 44.2 MB in the beginning and 42.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 18.8 MB. Max. memory is 16.1 GB. [2021-09-22 14:19:13,454 INFO L168 Benchmark]: Witness Printer took 2.81 ms. Allocated memory is still 86.0 MB. Free memory is still 42.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-09-22 14:19:13,457 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 56.6 MB. Free memory was 39.0 MB in the beginning and 39.0 MB in the end (delta: 42.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 573.86 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.1 MB in the beginning and 43.4 MB in the end (delta: -10.3 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.31 ms. Allocated memory is still 69.2 MB. Free memory was 43.4 MB in the beginning and 40.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.01 ms. Allocated memory is still 69.2 MB. Free memory was 40.9 MB in the beginning and 39.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 389.01 ms. Allocated memory is still 69.2 MB. Free memory was 39.0 MB in the beginning and 44.8 MB in the end (delta: -5.8 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6484.93 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 44.2 MB in the beginning and 42.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 18.8 MB. Max. memory is 16.1 GB. * Witness Printer took 2.81 ms. Allocated memory is still 86.0 MB. Free memory is still 42.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5354.5ms, 83 PlacesBefore, 22 PlacesAfterwards, 81 TransitionsBefore, 17 TransitionsAfterwards, 150 CoEnabledTransitionPairs, 6 FixpointIterations, 39 TrivialSequentialCompositions, 21 ConcurrentSequentialCompositions, 9 TrivialYvCompositions, 9 ConcurrentYvCompositions, 3 ChoiceCompositions, 81 TotalNumberOfCompositions, 172 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 144, positive: 136, positive conditional: 0, positive unconditional: 136, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 120, positive: 115, positive conditional: 0, positive unconditional: 115, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 120, positive: 115, positive conditional: 0, positive unconditional: 115, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 144, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 120, unknown conditional: 0, unknown unconditional: 120] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 3, Positive conditional cache size: 0, Positive unconditional cache size: 3, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1107]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1116. Possible FailurePath: [L1108] 0 char *v; [L1121] 0 pthread_t t1, t2; [L1122] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, v={0:0}] [L1111] 1 v = malloc(sizeof(char) * 8) [L1112] 1 return 0; [L1123] 0 \read(t1) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={1:0}] [L1123] FCALL, JOIN 1 pthread_join(t1, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={1:0}] [L1124] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={1:0}] [L1125] 0 \read(t2) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={1:0}] [L1116] COND TRUE 2 \read(*v) [L1116] CALL 2 strcpy(v, "Bigshot") [L1117] 2 return 0; [L1125] FCALL, JOIN 2 pthread_join(t2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={1:0}] [L1126] 0 !v || v[0] == 'B' [L1126] EXPR 0 v[0] [L1126] 0 !v || v[0] == 'B' [L1107] COND TRUE 0 !expression [L1107] 0 reach_error() VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={1:0}] - 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: 1124]: 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, 103 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 6343.8ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 5.0ms, AutomataDifference: 48.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 5388.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 12 SDtfs, 6 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 11.7ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 23.8ms SsaConstructionTime, 72.4ms SatisfiabilityAnalysisTime, 127.3ms InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 50 SizeOfPredicates, 0 NumberOfNonLiveVariables, 72 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 could not prove your program: unable to determine feasibility of some traces [2021-09-22 14:19:13,490 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...