./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/id2_b5_o10.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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b5_o10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/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 aea35f6fe28f2a249b678370b7d0543ee4b994af ............................................................................................................................................................................................................................. 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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b5_o10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/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 aea35f6fe28f2a249b678370b7d0543ee4b994af ............................................................................................................................................................................................................................... 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 19:23:13,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:23:13,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:23:13,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:23:13,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:23:13,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:23:13,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:23:13,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:23:13,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:23:13,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:23:13,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:23:13,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:23:13,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:23:13,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:23:13,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:23:13,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:23:13,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:23:13,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:23:13,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:23:13,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:23:13,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:23:13,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:23:13,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:23:13,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:23:13,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:23:13,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:23:13,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:23:13,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:23:13,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:23:13,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:23:13,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:23:13,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:23:13,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:23:13,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:23:13,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:23:13,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:23:13,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:23:13,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:23:13,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:23:13,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:23:13,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:23:13,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-15 19:23:13,272 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:23:13,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:23:13,273 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:23:13,273 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:23:13,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:23:13,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:23:13,276 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:23:13,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:23:13,277 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-15 19:23:13,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:23:13,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-15 19:23:13,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:23:13,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:23:13,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:23:13,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:23:13,279 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-15 19:23:13,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:23:13,279 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:23:13,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:23:13,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:23:13,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:23:13,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:23:13,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:23:13,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:23:13,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:23:13,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:23:13,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:23:13,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:23:13,283 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:23:13,283 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:23:13,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:23:13,284 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:23:13,284 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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aea35f6fe28f2a249b678370b7d0543ee4b994af [2021-10-15 19:23:13,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:23:13,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:23:13,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:23:13,742 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:23:13,743 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:23:13,744 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/recursive-simple/id2_b5_o10.c [2021-10-15 19:23:13,830 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/data/52a169f05/ef5a501c17a645d7b7572ba39a24c9f9/FLAG694660b1d [2021-10-15 19:23:14,365 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:23:14,366 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/sv-benchmarks/c/recursive-simple/id2_b5_o10.c [2021-10-15 19:23:14,372 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/data/52a169f05/ef5a501c17a645d7b7572ba39a24c9f9/FLAG694660b1d [2021-10-15 19:23:14,741 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/data/52a169f05/ef5a501c17a645d7b7572ba39a24c9f9 [2021-10-15 19:23:14,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:23:14,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:23:14,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:23:14,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:23:14,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:23:14,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:23:14" (1/1) ... [2021-10-15 19:23:14,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d487d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:14, skipping insertion in model container [2021-10-15 19:23:14,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:23:14" (1/1) ... [2021-10-15 19:23:14,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:23:14,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:23:15,009 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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/sv-benchmarks/c/recursive-simple/id2_b5_o10.c[773,786] [2021-10-15 19:23:15,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:23:15,025 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:23:15,044 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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/sv-benchmarks/c/recursive-simple/id2_b5_o10.c[773,786] [2021-10-15 19:23:15,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:23:15,058 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:23:15,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15 WrapperNode [2021-10-15 19:23:15,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:23:15,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:23:15,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:23:15,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:23:15,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15" (1/1) ... [2021-10-15 19:23:15,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15" (1/1) ... [2021-10-15 19:23:15,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:23:15,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:23:15,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:23:15,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:23:15,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15" (1/1) ... [2021-10-15 19:23:15,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15" (1/1) ... [2021-10-15 19:23:15,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15" (1/1) ... [2021-10-15 19:23:15,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15" (1/1) ... [2021-10-15 19:23:15,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15" (1/1) ... [2021-10-15 19:23:15,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15" (1/1) ... [2021-10-15 19:23:15,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15" (1/1) ... [2021-10-15 19:23:15,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:23:15,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:23:15,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:23:15,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:23:15,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15" (1/1) ... [2021-10-15 19:23:15,135 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:23:15,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:23:15,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:23:15,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:23:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 19:23:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:23:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-10-15 19:23:15,233 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-10-15 19:23:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:23:15,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:23:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-15 19:23:15,234 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-15 19:23:15,514 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:23:15,514 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-15 19:23:15,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:23:15 BoogieIcfgContainer [2021-10-15 19:23:15,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:23:15,531 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:23:15,537 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:23:15,541 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:23:15,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:23:14" (1/3) ... [2021-10-15 19:23:15,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656e542a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:23:15, skipping insertion in model container [2021-10-15 19:23:15,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:15" (2/3) ... [2021-10-15 19:23:15,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656e542a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:23:15, skipping insertion in model container [2021-10-15 19:23:15,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:23:15" (3/3) ... [2021-10-15 19:23:15,552 INFO L111 eAbstractionObserver]: Analyzing ICFG id2_b5_o10.c [2021-10-15 19:23:15,559 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:23:15,577 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-15 19:23:15,649 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:23:15,662 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 19:23:15,663 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-15 19:23:15,678 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 19:23:15,685 INFO L168 Benchmark]: Toolchain (without parser) took 936.04 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 50.7 MB in the beginning and 67.8 MB in the end (delta: -17.0 MB). Peak memory consumption was 1.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:23:15,688 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 86.0 MB. Free memory was 66.7 MB in the beginning and 66.7 MB in the end (delta: 83.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:23:15,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.32 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 50.6 MB in the beginning and 84.2 MB in the end (delta: -33.7 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:23:15,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.92 ms. Allocated memory is still 107.0 MB. Free memory was 84.2 MB in the beginning and 83.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:23:15,692 INFO L168 Benchmark]: Boogie Preprocessor took 24.70 ms. Allocated memory is still 107.0 MB. Free memory was 83.0 MB in the beginning and 82.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:23:15,693 INFO L168 Benchmark]: RCFGBuilder took 394.18 ms. Allocated memory is still 107.0 MB. Free memory was 82.0 MB in the beginning and 72.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:23:15,694 INFO L168 Benchmark]: TraceAbstraction took 150.45 ms. Allocated memory is still 107.0 MB. Free memory was 72.0 MB in the beginning and 67.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:23:15,711 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 86.0 MB. Free memory was 66.7 MB in the beginning and 66.7 MB in the end (delta: 83.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 309.32 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 50.6 MB in the beginning and 84.2 MB in the end (delta: -33.7 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.92 ms. Allocated memory is still 107.0 MB. Free memory was 84.2 MB in the beginning and 83.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.70 ms. Allocated memory is still 107.0 MB. Free memory was 83.0 MB in the beginning and 82.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 394.18 ms. Allocated memory is still 107.0 MB. Free memory was 82.0 MB in the beginning and 72.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 150.45 ms. Allocated memory is still 107.0 MB. Free memory was 72.0 MB in the beginning and 67.8 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 19:23:15,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/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 19:23:18,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:23:18,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:23:18,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:23:18,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:23:18,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:23:18,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:23:18,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:23:18,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:23:18,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:23:18,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:23:18,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:23:18,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:23:18,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:23:18,750 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:23:18,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:23:18,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:23:18,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:23:18,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:23:18,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:23:18,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:23:18,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:23:18,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:23:18,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:23:18,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:23:18,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:23:18,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:23:18,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:23:18,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:23:18,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:23:18,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:23:18,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:23:18,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:23:18,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:23:18,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:23:18,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:23:18,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:23:18,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:23:18,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:23:18,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:23:18,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:23:18,825 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-15 19:23:18,881 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:23:18,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:23:18,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:23:18,882 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:23:18,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:23:18,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:23:18,885 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:23:18,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:23:18,886 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-15 19:23:18,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-15 19:23:18,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:23:18,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:23:18,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:23:18,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:23:18,889 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 19:23:18,889 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 19:23:18,890 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-15 19:23:18,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:23:18,890 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:23:18,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:23:18,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:23:18,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:23:18,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:23:18,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:23:18,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:23:18,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:23:18,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:23:18,893 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 19:23:18,894 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 19:23:18,894 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:23:18,894 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:23:18,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:23:18,895 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:23:18,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 19:23:18,896 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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aea35f6fe28f2a249b678370b7d0543ee4b994af [2021-10-15 19:23:19,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:23:19,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:23:19,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:23:19,462 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:23:19,463 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:23:19,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/recursive-simple/id2_b5_o10.c [2021-10-15 19:23:19,556 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/data/1b8856e3f/35bf7dfe5d7b447b8c2ae22edf0f1849/FLAG5476afc86 [2021-10-15 19:23:20,168 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:23:20,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/sv-benchmarks/c/recursive-simple/id2_b5_o10.c [2021-10-15 19:23:20,178 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/data/1b8856e3f/35bf7dfe5d7b447b8c2ae22edf0f1849/FLAG5476afc86 [2021-10-15 19:23:20,544 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/data/1b8856e3f/35bf7dfe5d7b447b8c2ae22edf0f1849 [2021-10-15 19:23:20,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:23:20,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:23:20,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:23:20,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:23:20,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:23:20,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:20,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b4fe67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20, skipping insertion in model container [2021-10-15 19:23:20,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:20,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:23:20,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:23:20,828 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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/sv-benchmarks/c/recursive-simple/id2_b5_o10.c[773,786] [2021-10-15 19:23:20,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:23:20,860 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:23:20,893 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_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/sv-benchmarks/c/recursive-simple/id2_b5_o10.c[773,786] [2021-10-15 19:23:20,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:23:20,936 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:23:20,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20 WrapperNode [2021-10-15 19:23:20,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:23:20,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:23:20,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:23:20,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:23:20,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:20,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:20,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:23:20,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:23:20,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:23:20,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:23:21,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:21,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:21,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:21,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:21,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:21,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:21,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:21,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:23:21,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:23:21,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:23:21,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:23:21,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20" (1/1) ... [2021-10-15 19:23:21,040 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:23:21,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:23:21,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:23:21,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:23:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 19:23:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:23:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-10-15 19:23:21,110 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-10-15 19:23:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:23:21,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:23:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-15 19:23:21,111 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-15 19:23:21,463 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:23:21,463 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-15 19:23:21,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:23:21 BoogieIcfgContainer [2021-10-15 19:23:21,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:23:21,475 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:23:21,475 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:23:21,478 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:23:21,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:23:20" (1/3) ... [2021-10-15 19:23:21,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5efc7052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:23:21, skipping insertion in model container [2021-10-15 19:23:21,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:23:20" (2/3) ... [2021-10-15 19:23:21,480 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5efc7052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:23:21, skipping insertion in model container [2021-10-15 19:23:21,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:23:21" (3/3) ... [2021-10-15 19:23:21,481 INFO L111 eAbstractionObserver]: Analyzing ICFG id2_b5_o10.c [2021-10-15 19:23:21,486 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:23:21,487 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-15 19:23:21,544 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:23:21,552 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 19:23:21,553 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-15 19:23:21,563 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 19:23:21,569 INFO L168 Benchmark]: Toolchain (without parser) took 1017.65 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 30.9 MB in the beginning and 51.3 MB in the end (delta: -20.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:23:21,571 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 54.5 MB. Free memory was 34.4 MB in the beginning and 34.4 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:23:21,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.02 ms. Allocated memory is still 54.5 MB. Free memory was 30.7 MB in the beginning and 38.1 MB in the end (delta: -7.4 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-15 19:23:21,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.36 ms. Allocated memory is still 54.5 MB. Free memory was 38.0 MB in the beginning and 36.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:23:21,574 INFO L168 Benchmark]: Boogie Preprocessor took 30.67 ms. Allocated memory is still 54.5 MB. Free memory was 36.7 MB in the beginning and 35.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:23:21,575 INFO L168 Benchmark]: RCFGBuilder took 441.82 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 26.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:23:21,577 INFO L168 Benchmark]: TraceAbstraction took 91.82 ms. Allocated memory is still 73.4 MB. Free memory was 55.7 MB in the beginning and 51.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:23:21,584 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 54.5 MB. Free memory was 34.4 MB in the beginning and 34.4 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 382.02 ms. Allocated memory is still 54.5 MB. Free memory was 30.7 MB in the beginning and 38.1 MB in the end (delta: -7.4 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.36 ms. Allocated memory is still 54.5 MB. Free memory was 38.0 MB in the beginning and 36.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.67 ms. Allocated memory is still 54.5 MB. Free memory was 36.7 MB in the beginning and 35.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 441.82 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 26.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 91.82 ms. Allocated memory is still 73.4 MB. Free memory was 55.7 MB in the beginning and 51.3 MB in the end (delta: 4.4 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 19:23:21,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a2752f-f8da-4cbd-b5d6-4349a09e23e5/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...