./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive/EvenOdd03.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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive/EvenOdd03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/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 37ac3151caa4af47a1f06dea7853d99d19358e76 ............................................................................................................................................................................................................................. 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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive/EvenOdd03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/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 37ac3151caa4af47a1f06dea7853d99d19358e76 ............................................................................................................................................................................................................................... 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 20:20:44,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:20:44,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:20:44,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:20:44,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:20:44,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:20:44,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:20:44,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:20:44,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:20:44,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:20:44,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:20:44,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:20:44,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:20:44,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:20:44,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:20:44,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:20:44,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:20:44,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:20:44,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:20:44,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:20:44,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:20:44,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:20:44,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:20:44,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:20:44,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:20:44,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:20:44,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:20:44,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:20:44,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:20:44,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:20:44,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:20:44,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:20:44,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:20:44,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:20:44,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:20:44,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:20:44,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:20:44,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:20:44,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:20:44,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:20:44,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:20:44,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-15 20:20:44,608 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:20:44,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:20:44,609 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:20:44,609 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:20:44,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:20:44,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:20:44,618 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:20:44,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:20:44,618 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-15 20:20:44,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 20:20:44,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-15 20:20:44,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:20:44,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:20:44,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:20:44,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:20:44,621 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-15 20:20:44,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:20:44,621 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:20:44,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:20:44,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:20:44,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:20:44,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:20:44,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:20:44,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:20:44,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:20:44,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:20:44,624 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 20:20:44,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 20:20:44,624 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:20:44,626 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:20:44,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:20:44,627 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:20:44,627 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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37ac3151caa4af47a1f06dea7853d99d19358e76 [2021-10-15 20:20:44,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:20:44,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:20:44,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:20:44,972 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:20:44,973 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:20:44,974 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/recursive/EvenOdd03.c [2021-10-15 20:20:45,067 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/data/7ee1942a0/947d674defe34bbd8ca2144ec46b4f89/FLAG18980ff64 [2021-10-15 20:20:45,539 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:20:45,540 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/sv-benchmarks/c/recursive/EvenOdd03.c [2021-10-15 20:20:45,547 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/data/7ee1942a0/947d674defe34bbd8ca2144ec46b4f89/FLAG18980ff64 [2021-10-15 20:20:45,944 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/data/7ee1942a0/947d674defe34bbd8ca2144ec46b4f89 [2021-10-15 20:20:45,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:20:45,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:20:45,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:20:45,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:20:45,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:20:45,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:20:45" (1/1) ... [2021-10-15 20:20:45,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54d80744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:45, skipping insertion in model container [2021-10-15 20:20:45,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:20:45" (1/1) ... [2021-10-15 20:20:45,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:20:45,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:20:46,161 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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/sv-benchmarks/c/recursive/EvenOdd03.c[974,987] [2021-10-15 20:20:46,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:20:46,174 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:20:46,191 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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/sv-benchmarks/c/recursive/EvenOdd03.c[974,987] [2021-10-15 20:20:46,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:20:46,208 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:20:46,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46 WrapperNode [2021-10-15 20:20:46,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:20:46,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:20:46,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:20:46,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:20:46,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46" (1/1) ... [2021-10-15 20:20:46,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46" (1/1) ... [2021-10-15 20:20:46,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:20:46,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:20:46,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:20:46,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:20:46,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46" (1/1) ... [2021-10-15 20:20:46,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46" (1/1) ... [2021-10-15 20:20:46,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46" (1/1) ... [2021-10-15 20:20:46,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46" (1/1) ... [2021-10-15 20:20:46,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46" (1/1) ... [2021-10-15 20:20:46,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46" (1/1) ... [2021-10-15 20:20:46,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46" (1/1) ... [2021-10-15 20:20:46,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:20:46,294 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:20:46,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:20:46,295 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:20:46,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46" (1/1) ... [2021-10-15 20:20:46,315 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:20:46,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:20:46,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 20:20:46,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 20:20:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure isEven [2021-10-15 20:20:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure isEven [2021-10-15 20:20:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 20:20:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:20:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure isOdd [2021-10-15 20:20:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure isOdd [2021-10-15 20:20:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:20:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:20:46,593 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:20:46,593 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-15 20:20:46,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:20:46 BoogieIcfgContainer [2021-10-15 20:20:46,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:20:46,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:20:46,598 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:20:46,602 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:20:46,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:20:45" (1/3) ... [2021-10-15 20:20:46,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b16165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:20:46, skipping insertion in model container [2021-10-15 20:20:46,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:46" (2/3) ... [2021-10-15 20:20:46,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b16165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:20:46, skipping insertion in model container [2021-10-15 20:20:46,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:20:46" (3/3) ... [2021-10-15 20:20:46,606 INFO L111 eAbstractionObserver]: Analyzing ICFG EvenOdd03.c [2021-10-15 20:20:46,612 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:20:46,612 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-15 20:20:46,665 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:20:46,677 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 20:20:46,690 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-15 20:20:46,714 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 20:20:46,720 INFO L168 Benchmark]: Toolchain (without parser) took 770.15 ms. Allocated memory is still 100.7 MB. Free memory was 67.4 MB in the beginning and 59.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2021-10-15 20:20:46,721 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 100.7 MB. Free memory is still 52.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:20:46,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 259.22 ms. Allocated memory is still 100.7 MB. Free memory was 67.2 MB in the beginning and 76.0 MB in the end (delta: -8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-15 20:20:46,724 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.76 ms. Allocated memory is still 100.7 MB. Free memory was 76.0 MB in the beginning and 74.8 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:20:46,725 INFO L168 Benchmark]: Boogie Preprocessor took 32.86 ms. Allocated memory is still 100.7 MB. Free memory was 74.8 MB in the beginning and 73.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:20:46,726 INFO L168 Benchmark]: RCFGBuilder took 301.15 ms. Allocated memory is still 100.7 MB. Free memory was 73.8 MB in the beginning and 64.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-15 20:20:46,727 INFO L168 Benchmark]: TraceAbstraction took 120.64 ms. Allocated memory is still 100.7 MB. Free memory was 63.7 MB in the beginning and 59.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-15 20:20:46,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 100.7 MB. Free memory is still 52.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 259.22 ms. Allocated memory is still 100.7 MB. Free memory was 67.2 MB in the beginning and 76.0 MB in the end (delta: -8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 48.76 ms. Allocated memory is still 100.7 MB. Free memory was 76.0 MB in the beginning and 74.8 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 32.86 ms. Allocated memory is still 100.7 MB. Free memory was 74.8 MB in the beginning and 73.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 301.15 ms. Allocated memory is still 100.7 MB. Free memory was 73.8 MB in the beginning and 64.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 120.64 ms. Allocated memory is still 100.7 MB. Free memory was 63.7 MB in the beginning and 59.2 MB in the end (delta: 4.5 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 20:20:46,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/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 20:20:49,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:20:49,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:20:49,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:20:49,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:20:49,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:20:49,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:20:49,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:20:49,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:20:49,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:20:49,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:20:49,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:20:49,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:20:49,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:20:49,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:20:49,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:20:49,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:20:49,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:20:49,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:20:49,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:20:49,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:20:49,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:20:49,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:20:49,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:20:49,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:20:49,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:20:49,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:20:49,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:20:49,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:20:49,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:20:49,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:20:49,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:20:49,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:20:49,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:20:49,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:20:49,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:20:49,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:20:49,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:20:49,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:20:49,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:20:49,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:20:49,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-15 20:20:49,600 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:20:49,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:20:49,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:20:49,601 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:20:49,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:20:49,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:20:49,604 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:20:49,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:20:49,605 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-15 20:20:49,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-15 20:20:49,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:20:49,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:20:49,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:20:49,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:20:49,607 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 20:20:49,607 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 20:20:49,607 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-15 20:20:49,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:20:49,607 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:20:49,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:20:49,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:20:49,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:20:49,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:20:49,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:20:49,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:20:49,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:20:49,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:20:49,609 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 20:20:49,609 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 20:20:49,610 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:20:49,610 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:20:49,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:20:49,610 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:20:49,611 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 20:20:49,611 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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37ac3151caa4af47a1f06dea7853d99d19358e76 [2021-10-15 20:20:49,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:20:50,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:20:50,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:20:50,031 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:20:50,032 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:20:50,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/recursive/EvenOdd03.c [2021-10-15 20:20:50,110 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/data/7e9df2ee4/a07a8484f9024db4b239a2a748baaa54/FLAG3f03f1c6d [2021-10-15 20:20:50,631 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:20:50,632 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/sv-benchmarks/c/recursive/EvenOdd03.c [2021-10-15 20:20:50,640 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/data/7e9df2ee4/a07a8484f9024db4b239a2a748baaa54/FLAG3f03f1c6d [2021-10-15 20:20:50,993 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/data/7e9df2ee4/a07a8484f9024db4b239a2a748baaa54 [2021-10-15 20:20:50,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:20:50,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:20:50,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:20:50,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:20:51,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:20:51,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:20:50" (1/1) ... [2021-10-15 20:20:51,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44601861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51, skipping insertion in model container [2021-10-15 20:20:51,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:20:50" (1/1) ... [2021-10-15 20:20:51,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:20:51,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:20:51,194 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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/sv-benchmarks/c/recursive/EvenOdd03.c[974,987] [2021-10-15 20:20:51,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:20:51,212 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:20:51,233 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_35492add-1cd3-44bc-ac37-dcc1b3801ed9/sv-benchmarks/c/recursive/EvenOdd03.c[974,987] [2021-10-15 20:20:51,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:20:51,276 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:20:51,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51 WrapperNode [2021-10-15 20:20:51,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:20:51,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:20:51,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:20:51,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:20:51,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51" (1/1) ... [2021-10-15 20:20:51,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51" (1/1) ... [2021-10-15 20:20:51,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:20:51,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:20:51,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:20:51,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:20:51,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51" (1/1) ... [2021-10-15 20:20:51,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51" (1/1) ... [2021-10-15 20:20:51,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51" (1/1) ... [2021-10-15 20:20:51,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51" (1/1) ... [2021-10-15 20:20:51,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51" (1/1) ... [2021-10-15 20:20:51,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51" (1/1) ... [2021-10-15 20:20:51,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51" (1/1) ... [2021-10-15 20:20:51,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:20:51,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:20:51,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:20:51,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:20:51,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51" (1/1) ... [2021-10-15 20:20:51,381 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:20:51,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:20:51,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 20:20:51,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 20:20:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure isEven [2021-10-15 20:20:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isEven [2021-10-15 20:20:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 20:20:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:20:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure isOdd [2021-10-15 20:20:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isOdd [2021-10-15 20:20:51,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:20:51,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:20:51,805 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:20:51,805 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-15 20:20:51,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:20:51 BoogieIcfgContainer [2021-10-15 20:20:51,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:20:51,809 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:20:51,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:20:51,813 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:20:51,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:20:50" (1/3) ... [2021-10-15 20:20:51,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74929f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:20:51, skipping insertion in model container [2021-10-15 20:20:51,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:20:51" (2/3) ... [2021-10-15 20:20:51,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74929f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:20:51, skipping insertion in model container [2021-10-15 20:20:51,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:20:51" (3/3) ... [2021-10-15 20:20:51,816 INFO L111 eAbstractionObserver]: Analyzing ICFG EvenOdd03.c [2021-10-15 20:20:51,822 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:20:51,822 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-15 20:20:51,914 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:20:51,928 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 20:20:51,931 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-15 20:20:51,946 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 20:20:51,954 INFO L168 Benchmark]: Toolchain (without parser) took 954.79 ms. Allocated memory is still 75.5 MB. Free memory was 52.6 MB in the beginning and 41.7 MB in the end (delta: 10.9 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:20:51,956 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 56.6 MB. Free memory is still 35.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:20:51,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.44 ms. Allocated memory is still 75.5 MB. Free memory was 52.3 MB in the beginning and 59.1 MB in the end (delta: -6.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-15 20:20:51,959 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.06 ms. Allocated memory is still 75.5 MB. Free memory was 58.9 MB in the beginning and 57.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:20:51,960 INFO L168 Benchmark]: Boogie Preprocessor took 25.99 ms. Allocated memory is still 75.5 MB. Free memory was 57.5 MB in the beginning and 56.4 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:20:51,961 INFO L168 Benchmark]: RCFGBuilder took 435.83 ms. Allocated memory is still 75.5 MB. Free memory was 56.4 MB in the beginning and 46.5 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:20:51,962 INFO L168 Benchmark]: TraceAbstraction took 141.79 ms. Allocated memory is still 75.5 MB. Free memory was 46.1 MB in the beginning and 41.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-15 20:20:51,973 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 56.6 MB. Free memory is still 35.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 278.44 ms. Allocated memory is still 75.5 MB. Free memory was 52.3 MB in the beginning and 59.1 MB in the end (delta: -6.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 66.06 ms. Allocated memory is still 75.5 MB. Free memory was 58.9 MB in the beginning and 57.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.99 ms. Allocated memory is still 75.5 MB. Free memory was 57.5 MB in the beginning and 56.4 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 435.83 ms. Allocated memory is still 75.5 MB. Free memory was 56.4 MB in the beginning and 46.5 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 141.79 ms. Allocated memory is still 75.5 MB. Free memory was 46.1 MB in the beginning and 41.7 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 20:20:52,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35492add-1cd3-44bc-ac37-dcc1b3801ed9/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...