./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/id_o100.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_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/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_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/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_372382e6-7bde-45fb-aeaa-9d096f274b33/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 27ee5823c4f9461fe660077edf879109ec85120b ........................................................................................................................................................................................................................... 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_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/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_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/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_372382e6-7bde-45fb-aeaa-9d096f274b33/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 27ee5823c4f9461fe660077edf879109ec85120b ............................................................................................................................................................................................................................. 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 20:13:36,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:13:36,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:13:36,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:13:36,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:13:36,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:13:36,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:13:36,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:13:36,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:13:36,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:13:36,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:13:36,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:13:36,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:13:36,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:13:36,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:13:36,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:13:36,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:13:36,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:13:36,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:13:36,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:13:36,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:13:36,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:13:36,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:13:36,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:13:36,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:13:36,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:13:36,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:13:36,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:13:36,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:13:36,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:13:36,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:13:36,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:13:36,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:13:36,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:13:36,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:13:36,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:13:36,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:13:36,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:13:36,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:13:36,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:13:36,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:13:36,182 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-15 20:13:36,207 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:13:36,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:13:36,208 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:13:36,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:13:36,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:13:36,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:13:36,210 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:13:36,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:13:36,210 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-15 20:13:36,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 20:13:36,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-15 20:13:36,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:13:36,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:13:36,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:13:36,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:13:36,212 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-15 20:13:36,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:13:36,212 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:13:36,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:13:36,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:13:36,213 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:13:36,213 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:13:36,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:13:36,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:13:36,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:13:36,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:13:36,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 20:13:36,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 20:13:36,215 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:13:36,215 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:13:36,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:13:36,216 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:13:36,216 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_372382e6-7bde-45fb-aeaa-9d096f274b33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27ee5823c4f9461fe660077edf879109ec85120b [2021-10-15 20:13:36,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:13:36,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:13:36,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:13:36,507 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:13:36,508 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:13:36,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/recursive-simple/id_o100.c [2021-10-15 20:13:36,597 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/data/1f056a8e5/b9949a2e50cf4e64b49cf6774bcb186d/FLAGdb7d0f9a2 [2021-10-15 20:13:37,216 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:13:37,217 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/sv-benchmarks/c/recursive-simple/id_o100.c [2021-10-15 20:13:37,223 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/data/1f056a8e5/b9949a2e50cf4e64b49cf6774bcb186d/FLAGdb7d0f9a2 [2021-10-15 20:13:37,579 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/data/1f056a8e5/b9949a2e50cf4e64b49cf6774bcb186d [2021-10-15 20:13:37,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:13:37,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:13:37,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:13:37,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:13:37,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:13:37,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6599973c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37, skipping insertion in model container [2021-10-15 20:13:37,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:13:37,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:13:37,734 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_372382e6-7bde-45fb-aeaa-9d096f274b33/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-10-15 20:13:37,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:13:37,747 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:13:37,762 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_372382e6-7bde-45fb-aeaa-9d096f274b33/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-10-15 20:13:37,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:13:37,776 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:13:37,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37 WrapperNode [2021-10-15 20:13:37,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:13:37,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:13:37,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:13:37,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:13:37,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:13:37,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:13:37,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:13:37,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:13:37,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:13:37,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:13:37,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:13:37,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:13:37,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37" (1/1) ... [2021-10-15 20:13:37,849 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:13:37,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:13:37,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 20:13:37,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 20:13:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:13:37,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:13:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 20:13:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-15 20:13:37,934 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-15 20:13:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:13:38,207 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:13:38,208 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-15 20:13:38,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:13:38 BoogieIcfgContainer [2021-10-15 20:13:38,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:13:38,213 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:13:38,213 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:13:38,218 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:13:38,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:13:37" (1/3) ... [2021-10-15 20:13:38,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1398e43b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:13:38, skipping insertion in model container [2021-10-15 20:13:38,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:37" (2/3) ... [2021-10-15 20:13:38,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1398e43b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:13:38, skipping insertion in model container [2021-10-15 20:13:38,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:13:38" (3/3) ... [2021-10-15 20:13:38,222 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o100.c [2021-10-15 20:13:38,229 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:13:38,230 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-15 20:13:38,282 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:13:38,291 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 20:13:38,292 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-15 20:13:38,301 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 20:13:38,308 INFO L168 Benchmark]: Toolchain (without parser) took 723.31 ms. Allocated memory is still 90.2 MB. Free memory was 60.3 MB in the beginning and 35.1 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-15 20:13:38,309 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 90.2 MB. Free memory is still 59.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:13:38,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 193.44 ms. Allocated memory is still 90.2 MB. Free memory was 60.1 MB in the beginning and 51.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:13:38,311 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.69 ms. Allocated memory is still 90.2 MB. Free memory was 51.1 MB in the beginning and 49.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:13:38,312 INFO L168 Benchmark]: Boogie Preprocessor took 21.67 ms. Allocated memory is still 90.2 MB. Free memory was 49.6 MB in the beginning and 48.7 MB in the end (delta: 878.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:13:38,313 INFO L168 Benchmark]: RCFGBuilder took 372.79 ms. Allocated memory is still 90.2 MB. Free memory was 48.7 MB in the beginning and 39.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-15 20:13:38,314 INFO L168 Benchmark]: TraceAbstraction took 91.85 ms. Allocated memory is still 90.2 MB. Free memory was 39.3 MB in the beginning and 35.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-15 20:13:38,319 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 90.2 MB. Free memory is still 59.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 193.44 ms. Allocated memory is still 90.2 MB. Free memory was 60.1 MB in the beginning and 51.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 36.69 ms. Allocated memory is still 90.2 MB. Free memory was 51.1 MB in the beginning and 49.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.67 ms. Allocated memory is still 90.2 MB. Free memory was 49.6 MB in the beginning and 48.7 MB in the end (delta: 878.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 372.79 ms. Allocated memory is still 90.2 MB. Free memory was 48.7 MB in the beginning and 39.8 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 91.85 ms. Allocated memory is still 90.2 MB. Free memory was 39.3 MB in the beginning and 35.1 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 20:13:38,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/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 20:13:40,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:13:41,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:13:41,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:13:41,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:13:41,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:13:41,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:13:41,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:13:41,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:13:41,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:13:41,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:13:41,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:13:41,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:13:41,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:13:41,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:13:41,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:13:41,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:13:41,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:13:41,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:13:41,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:13:41,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:13:41,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:13:41,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:13:41,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:13:41,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:13:41,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:13:41,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:13:41,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:13:41,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:13:41,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:13:41,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:13:41,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:13:41,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:13:41,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:13:41,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:13:41,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:13:41,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:13:41,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:13:41,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:13:41,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:13:41,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:13:41,139 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-15 20:13:41,186 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:13:41,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:13:41,187 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:13:41,187 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:13:41,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:13:41,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:13:41,190 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:13:41,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:13:41,192 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-15 20:13:41,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-15 20:13:41,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:13:41,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:13:41,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:13:41,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:13:41,194 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 20:13:41,194 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 20:13:41,195 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-15 20:13:41,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:13:41,195 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:13:41,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:13:41,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:13:41,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:13:41,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:13:41,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:13:41,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:13:41,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:13:41,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:13:41,198 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 20:13:41,198 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 20:13:41,198 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:13:41,198 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:13:41,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:13:41,199 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:13:41,199 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 20:13:41,200 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_372382e6-7bde-45fb-aeaa-9d096f274b33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27ee5823c4f9461fe660077edf879109ec85120b [2021-10-15 20:13:41,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:13:41,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:13:41,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:13:41,644 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:13:41,645 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:13:41,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/recursive-simple/id_o100.c [2021-10-15 20:13:41,715 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/data/fb8720569/fbd410beda604a52876c92510882ba2d/FLAG512f7cd24 [2021-10-15 20:13:42,331 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:13:42,333 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/sv-benchmarks/c/recursive-simple/id_o100.c [2021-10-15 20:13:42,340 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/data/fb8720569/fbd410beda604a52876c92510882ba2d/FLAG512f7cd24 [2021-10-15 20:13:42,686 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/data/fb8720569/fbd410beda604a52876c92510882ba2d [2021-10-15 20:13:42,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:13:42,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:13:42,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:13:42,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:13:42,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:13:42,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:42,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f61264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42, skipping insertion in model container [2021-10-15 20:13:42,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:42,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:13:42,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:13:42,881 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_372382e6-7bde-45fb-aeaa-9d096f274b33/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-10-15 20:13:42,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:13:42,913 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:13:42,953 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_372382e6-7bde-45fb-aeaa-9d096f274b33/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-10-15 20:13:42,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:13:42,996 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:13:42,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42 WrapperNode [2021-10-15 20:13:42,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:13:43,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:13:43,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:13:43,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:13:43,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:43,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:43,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:13:43,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:13:43,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:13:43,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:13:43,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:43,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:43,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:43,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:43,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:43,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:43,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:43,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:13:43,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:13:43,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:13:43,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:13:43,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42" (1/1) ... [2021-10-15 20:13:43,067 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:13:43,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:13:43,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 20:13:43,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 20:13:43,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:13:43,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:13:43,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 20:13:43,131 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-15 20:13:43,132 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-15 20:13:43,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:13:43,343 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:13:43,344 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-15 20:13:43,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:13:43 BoogieIcfgContainer [2021-10-15 20:13:43,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:13:43,347 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:13:43,348 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:13:43,351 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:13:43,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:13:42" (1/3) ... [2021-10-15 20:13:43,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f63fcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:13:43, skipping insertion in model container [2021-10-15 20:13:43,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:13:42" (2/3) ... [2021-10-15 20:13:43,353 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f63fcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:13:43, skipping insertion in model container [2021-10-15 20:13:43,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:13:43" (3/3) ... [2021-10-15 20:13:43,354 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o100.c [2021-10-15 20:13:43,360 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:13:43,360 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-15 20:13:43,412 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:13:43,419 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 20:13:43,419 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-15 20:13:43,427 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 20:13:43,432 INFO L168 Benchmark]: Toolchain (without parser) took 736.49 ms. Allocated memory is still 75.5 MB. Free memory was 55.6 MB in the beginning and 41.6 MB in the end (delta: 14.0 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2021-10-15 20:13:43,433 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 75.5 MB. Free memory was 55.3 MB in the beginning and 55.2 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:13:43,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.01 ms. Allocated memory is still 75.5 MB. Free memory was 55.4 MB in the beginning and 57.9 MB in the end (delta: -2.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-15 20:13:43,436 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.39 ms. Allocated memory is still 75.5 MB. Free memory was 57.9 MB in the beginning and 56.5 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:13:43,436 INFO L168 Benchmark]: Boogie Preprocessor took 20.82 ms. Allocated memory is still 75.5 MB. Free memory was 56.5 MB in the beginning and 55.6 MB in the end (delta: 951.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:13:43,438 INFO L168 Benchmark]: RCFGBuilder took 287.40 ms. Allocated memory is still 75.5 MB. Free memory was 55.4 MB in the beginning and 46.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:13:43,439 INFO L168 Benchmark]: TraceAbstraction took 82.15 ms. Allocated memory is still 75.5 MB. Free memory was 46.0 MB in the beginning and 41.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-15 20:13:43,449 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 75.5 MB. Free memory was 55.3 MB in the beginning and 55.2 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 302.01 ms. Allocated memory is still 75.5 MB. Free memory was 55.4 MB in the beginning and 57.9 MB in the end (delta: -2.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 36.39 ms. Allocated memory is still 75.5 MB. Free memory was 57.9 MB in the beginning and 56.5 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 20.82 ms. Allocated memory is still 75.5 MB. Free memory was 56.5 MB in the beginning and 55.6 MB in the end (delta: 951.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 287.40 ms. Allocated memory is still 75.5 MB. Free memory was 55.4 MB in the beginning and 46.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 82.15 ms. Allocated memory is still 75.5 MB. Free memory was 46.0 MB in the beginning and 41.6 MB in the end (delta: 4.3 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 20:13:43,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_372382e6-7bde-45fb-aeaa-9d096f274b33/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...