./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/sum_10x0-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_10x0-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3 --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 16786fbfd9e08d661e858a737a2ecf42d2b8dbac ........................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_10x0-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3 --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 16786fbfd9e08d661e858a737a2ecf42d2b8dbac ............................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:45:05,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:45:05,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:45:05,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:45:05,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:45:05,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:45:05,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:45:05,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:45:05,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:45:05,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:45:05,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:45:05,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:45:05,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:45:05,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:45:05,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:45:05,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:45:05,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:45:05,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:45:05,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:45:06,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:45:06,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:45:06,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:45:06,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:45:06,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:45:06,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:45:06,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:45:06,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:45:06,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:45:06,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:45:06,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:45:06,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:45:06,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:45:06,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:45:06,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:45:06,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:45:06,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:45:06,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:45:06,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:45:06,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:45:06,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:45:06,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:45:06,028 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-15 19:45:06,056 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:45:06,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:45:06,056 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:45:06,057 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:45:06,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:45:06,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:45:06,058 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:45:06,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:45:06,059 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-15 19:45:06,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:45:06,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-15 19:45:06,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:45:06,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:45:06,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:45:06,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:45:06,060 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-15 19:45:06,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:45:06,060 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:45:06,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:45:06,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:45:06,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:45:06,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:45:06,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:45:06,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:45:06,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:45:06,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:45:06,062 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:45:06,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:45:06,063 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:45:06,063 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:45:06,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:45:06,063 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:45:06,063 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16786fbfd9e08d661e858a737a2ecf42d2b8dbac [2021-10-15 19:45:06,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:45:06,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:45:06,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:45:06,402 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:45:06,403 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:45:06,404 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/recursive-simple/sum_10x0-1.c [2021-10-15 19:45:06,477 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/data/813cbe6c9/18d1617a1af2434daacf4407173021e5/FLAGe8764633b [2021-10-15 19:45:06,938 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:45:06,939 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/sv-benchmarks/c/recursive-simple/sum_10x0-1.c [2021-10-15 19:45:06,958 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/data/813cbe6c9/18d1617a1af2434daacf4407173021e5/FLAGe8764633b [2021-10-15 19:45:07,342 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/data/813cbe6c9/18d1617a1af2434daacf4407173021e5 [2021-10-15 19:45:07,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:45:07,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:45:07,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:45:07,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:45:07,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:45:07,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b09c1df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07, skipping insertion in model container [2021-10-15 19:45:07,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:45:07,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:45:07,598 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/sv-benchmarks/c/recursive-simple/sum_10x0-1.c[481,494] [2021-10-15 19:45:07,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:45:07,609 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:45:07,622 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/sv-benchmarks/c/recursive-simple/sum_10x0-1.c[481,494] [2021-10-15 19:45:07,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:45:07,634 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:45:07,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07 WrapperNode [2021-10-15 19:45:07,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:45:07,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:45:07,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:45:07,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:45:07,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:45:07,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:45:07,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:45:07,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:45:07,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:45:07,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:45:07,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:45:07,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:45:07,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07" (1/1) ... [2021-10-15 19:45:07,723 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:45:07,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:45:07,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:45:07,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:45:07,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:45:07,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:45:07,830 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-10-15 19:45:07,831 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-10-15 19:45:07,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 19:45:07,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:45:08,070 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:45:08,071 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-15 19:45:08,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:45:08 BoogieIcfgContainer [2021-10-15 19:45:08,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:45:08,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:45:08,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:45:08,079 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:45:08,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:45:07" (1/3) ... [2021-10-15 19:45:08,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c651a64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:45:08, skipping insertion in model container [2021-10-15 19:45:08,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:07" (2/3) ... [2021-10-15 19:45:08,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c651a64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:45:08, skipping insertion in model container [2021-10-15 19:45:08,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:45:08" (3/3) ... [2021-10-15 19:45:08,083 INFO L111 eAbstractionObserver]: Analyzing ICFG sum_10x0-1.c [2021-10-15 19:45:08,088 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:45:08,089 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-15 19:45:08,142 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:45:08,148 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 19:45:08,148 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-15 19:45:08,155 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-15 19:45:08,158 INFO L168 Benchmark]: Toolchain (without parser) took 811.26 ms. Allocated memory is still 104.9 MB. Free memory was 63.7 MB in the beginning and 64.0 MB in the end (delta: -349.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:45:08,159 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 104.9 MB. Free memory was 79.8 MB in the beginning and 79.7 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:45:08,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.12 ms. Allocated memory is still 104.9 MB. Free memory was 63.5 MB in the beginning and 80.5 MB in the end (delta: -17.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:45:08,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.91 ms. Allocated memory is still 104.9 MB. Free memory was 80.5 MB in the beginning and 79.0 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:45:08,161 INFO L168 Benchmark]: Boogie Preprocessor took 24.83 ms. Allocated memory is still 104.9 MB. Free memory was 79.0 MB in the beginning and 78.3 MB in the end (delta: 708.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:45:08,162 INFO L168 Benchmark]: RCFGBuilder took 364.87 ms. Allocated memory is still 104.9 MB. Free memory was 78.0 MB in the beginning and 68.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-15 19:45:08,163 INFO L168 Benchmark]: TraceAbstraction took 81.88 ms. Allocated memory is still 104.9 MB. Free memory was 68.2 MB in the beginning and 64.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:45:08,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 104.9 MB. Free memory was 79.8 MB in the beginning and 79.7 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 287.12 ms. Allocated memory is still 104.9 MB. Free memory was 63.5 MB in the beginning and 80.5 MB in the end (delta: -17.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.91 ms. Allocated memory is still 104.9 MB. Free memory was 80.5 MB in the beginning and 79.0 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.83 ms. Allocated memory is still 104.9 MB. Free memory was 79.0 MB in the beginning and 78.3 MB in the end (delta: 708.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 364.87 ms. Allocated memory is still 104.9 MB. Free memory was 78.0 MB in the beginning and 68.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 81.88 ms. Allocated memory is still 104.9 MB. Free memory was 68.2 MB in the beginning and 64.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 19:45:08,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:45:10,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:45:10,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:45:10,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:45:10,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:45:10,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:45:10,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:45:10,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:45:10,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:45:10,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:45:10,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:45:10,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:45:10,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:45:10,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:45:10,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:45:10,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:45:10,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:45:10,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:45:10,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:45:11,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:45:11,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:45:11,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:45:11,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:45:11,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:45:11,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:45:11,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:45:11,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:45:11,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:45:11,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:45:11,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:45:11,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:45:11,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:45:11,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:45:11,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:45:11,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:45:11,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:45:11,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:45:11,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:45:11,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:45:11,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:45:11,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:45:11,037 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-15 19:45:11,077 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:45:11,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:45:11,078 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:45:11,079 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:45:11,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:45:11,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:45:11,081 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:45:11,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:45:11,081 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-15 19:45:11,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-15 19:45:11,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:45:11,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:45:11,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:45:11,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:45:11,083 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 19:45:11,083 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 19:45:11,084 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-15 19:45:11,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:45:11,084 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:45:11,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:45:11,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:45:11,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:45:11,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:45:11,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:45:11,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:45:11,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:45:11,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:45:11,087 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 19:45:11,087 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 19:45:11,088 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:45:11,088 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:45:11,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:45:11,089 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:45:11,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 19:45:11,089 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16786fbfd9e08d661e858a737a2ecf42d2b8dbac [2021-10-15 19:45:11,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:45:11,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:45:11,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:45:11,591 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:45:11,592 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:45:11,593 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/recursive-simple/sum_10x0-1.c [2021-10-15 19:45:11,669 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/data/b05b8f3c8/41d4e58c95c6448b9af797b105f4006e/FLAG8eec46e2a [2021-10-15 19:45:12,220 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:45:12,220 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/sv-benchmarks/c/recursive-simple/sum_10x0-1.c [2021-10-15 19:45:12,230 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/data/b05b8f3c8/41d4e58c95c6448b9af797b105f4006e/FLAG8eec46e2a [2021-10-15 19:45:12,557 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/data/b05b8f3c8/41d4e58c95c6448b9af797b105f4006e [2021-10-15 19:45:12,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:45:12,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:45:12,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:45:12,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:45:12,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:45:12,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:12,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76095dcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12, skipping insertion in model container [2021-10-15 19:45:12,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:12,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:45:12,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:45:12,854 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/sv-benchmarks/c/recursive-simple/sum_10x0-1.c[481,494] [2021-10-15 19:45:12,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:45:12,886 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:45:12,913 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/sv-benchmarks/c/recursive-simple/sum_10x0-1.c[481,494] [2021-10-15 19:45:12,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:45:12,967 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:45:12,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12 WrapperNode [2021-10-15 19:45:12,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:45:12,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:45:12,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:45:12,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:45:12,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:12,993 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:13,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:45:13,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:45:13,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:45:13,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:45:13,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:13,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:13,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:13,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:13,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:13,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:13,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:13,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:45:13,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:45:13,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:45:13,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:45:13,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12" (1/1) ... [2021-10-15 19:45:13,081 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:45:13,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:45:13,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:45:13,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:45:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:45:13,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:45:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 19:45:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-10-15 19:45:13,181 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-10-15 19:45:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:45:13,487 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:45:13,489 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-15 19:45:13,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:45:13 BoogieIcfgContainer [2021-10-15 19:45:13,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:45:13,497 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:45:13,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:45:13,501 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:45:13,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:45:12" (1/3) ... [2021-10-15 19:45:13,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d309ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:45:13, skipping insertion in model container [2021-10-15 19:45:13,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:12" (2/3) ... [2021-10-15 19:45:13,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d309ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:45:13, skipping insertion in model container [2021-10-15 19:45:13,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:45:13" (3/3) ... [2021-10-15 19:45:13,510 INFO L111 eAbstractionObserver]: Analyzing ICFG sum_10x0-1.c [2021-10-15 19:45:13,517 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:45:13,518 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-15 19:45:13,592 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:45:13,604 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 19:45:13,605 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-15 19:45:13,616 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-15 19:45:13,624 INFO L168 Benchmark]: Toolchain (without parser) took 1057.13 ms. Allocated memory is still 60.8 MB. Free memory was 41.2 MB in the beginning and 29.0 MB in the end (delta: 12.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:45:13,626 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 60.8 MB. Free memory is still 42.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:45:13,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.94 ms. Allocated memory is still 60.8 MB. Free memory was 41.1 MB in the beginning and 45.4 MB in the end (delta: -4.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-10-15 19:45:13,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.56 ms. Allocated memory is still 60.8 MB. Free memory was 45.2 MB in the beginning and 43.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:45:13,631 INFO L168 Benchmark]: Boogie Preprocessor took 45.63 ms. Allocated memory is still 60.8 MB. Free memory was 43.9 MB in the beginning and 42.9 MB in the end (delta: 961.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:45:13,633 INFO L168 Benchmark]: RCFGBuilder took 429.18 ms. Allocated memory is still 60.8 MB. Free memory was 42.9 MB in the beginning and 33.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:45:13,634 INFO L168 Benchmark]: TraceAbstraction took 124.45 ms. Allocated memory is still 60.8 MB. Free memory was 33.2 MB in the beginning and 29.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:45:13,649 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 60.8 MB. Free memory is still 42.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 397.94 ms. Allocated memory is still 60.8 MB. Free memory was 41.1 MB in the beginning and 45.4 MB in the end (delta: -4.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.56 ms. Allocated memory is still 60.8 MB. Free memory was 45.2 MB in the beginning and 43.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.63 ms. Allocated memory is still 60.8 MB. Free memory was 43.9 MB in the beginning and 42.9 MB in the end (delta: 961.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 429.18 ms. Allocated memory is still 60.8 MB. Free memory was 42.9 MB in the beginning and 33.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 124.45 ms. Allocated memory is still 60.8 MB. Free memory was 33.2 MB in the beginning and 29.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 19:45:13,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e567e87-1fac-4c40-8f15-4f9146150cc1/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...