./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_loop-invariants/recursified_even.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursified_loop-invariants/recursified_even.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 866e2a85bd7b7bc62f8d91ed6004438559021a24513f8ea9b8a2b216fde27501 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:06:08,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:06:08,763 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-19 08:06:08,770 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:06:08,770 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:06:08,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:06:08,818 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:06:08,819 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:06:08,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:06:08,825 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:06:08,826 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:06:08,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:06:08,827 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:06:08,829 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:06:08,829 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:06:08,830 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:06:08,830 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:06:08,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:06:08,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:06:08,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:06:08,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:06:08,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:06:08,833 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 08:06:08,833 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:06:08,834 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:06:08,834 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:06:08,834 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:06:08,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:06:08,836 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:06:08,836 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:06:08,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:08,838 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:06:08,838 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:06:08,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:06:08,839 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:06:08,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:06:08,839 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:06:08,840 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:06:08,840 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:06:08,840 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:06:08,840 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:06:08,841 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 866e2a85bd7b7bc62f8d91ed6004438559021a24513f8ea9b8a2b216fde27501 [2023-11-19 08:06:09,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:06:09,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:06:09,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:06:09,180 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:06:09,181 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:06:09,182 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/recursified_loop-invariants/recursified_even.c [2023-11-19 08:06:12,329 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:06:12,579 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:06:12,580 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/sv-benchmarks/c/recursified_loop-invariants/recursified_even.c [2023-11-19 08:06:12,589 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/data/4ebbdf69e/c605ce2687c1420683250ef437c9a659/FLAG79c92633f [2023-11-19 08:06:12,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/data/4ebbdf69e/c605ce2687c1420683250ef437c9a659 [2023-11-19 08:06:12,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:06:12,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:06:12,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:12,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:06:12,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:06:12,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:12,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ec5722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12, skipping insertion in model container [2023-11-19 08:06:12,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:12,643 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:06:12,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:12,882 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:06:12,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:12,923 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:06:12,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12 WrapperNode [2023-11-19 08:06:12,924 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:12,926 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:12,927 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:06:12,927 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:06:12,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:12,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:12,969 INFO L138 Inliner]: procedures = 15, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 35 [2023-11-19 08:06:12,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:12,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:06:12,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:06:12,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:06:12,983 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:12,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:12,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:12,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:13,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:13,008 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:13,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:13,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:13,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:06:13,021 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:06:13,021 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:06:13,022 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:06:13,023 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (1/1) ... [2023-11-19 08:06:13,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:13,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:13,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:13,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:06:13,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:06:13,122 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_13_to_14_0 [2023-11-19 08:06:13,123 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_13_to_14_0 [2023-11-19 08:06:13,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:06:13,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:06:13,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:06:13,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:06:13,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:06:13,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:06:13,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:06:13,214 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:06:13,217 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:06:13,377 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:06:13,385 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:06:13,385 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 08:06:13,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:13 BoogieIcfgContainer [2023-11-19 08:06:13,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:06:13,397 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:06:13,397 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:06:13,401 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:06:13,401 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:06:12" (1/3) ... [2023-11-19 08:06:13,402 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e382ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:13, skipping insertion in model container [2023-11-19 08:06:13,403 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:12" (2/3) ... [2023-11-19 08:06:13,403 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e382ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:13, skipping insertion in model container [2023-11-19 08:06:13,403 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:13" (3/3) ... [2023-11-19 08:06:13,405 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_even.c [2023-11-19 08:06:13,427 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:06:13,428 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-19 08:06:13,429 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e382ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:06:13, skipping insertion in model container [2023-11-19 08:06:13,430 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:06:13,431 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:06:13,431 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:06:13,431 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:06:13,432 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:13" (3/3) ... [2023-11-19 08:06:13,435 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 08:06:13,440 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_13_to_14_0 [2023-11-19 08:06:13,446 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-19 08:06:13,446 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 08:06:13,446 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 08:06:13,447 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 08:06:13,447 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 08:06:13,581 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 08:06:13,581 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 08:06:13,582 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:06:13,583 INFO L158 Benchmark]: Toolchain (without parser) took 973.57ms. Allocated memory is still 157.3MB. Free memory was 110.6MB in the beginning and 80.6MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 08:06:13,584 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 157.3MB. Free memory is still 131.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:13,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.75ms. Allocated memory is still 157.3MB. Free memory was 110.3MB in the beginning and 100.4MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 08:06:13,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.91ms. Allocated memory is still 157.3MB. Free memory was 100.4MB in the beginning and 98.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:13,586 INFO L158 Benchmark]: Boogie Preprocessor took 48.81ms. Allocated memory is still 157.3MB. Free memory was 98.8MB in the beginning and 97.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:13,586 INFO L158 Benchmark]: RCFGBuilder took 372.97ms. Allocated memory is still 157.3MB. Free memory was 97.7MB in the beginning and 87.7MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 08:06:13,587 INFO L158 Benchmark]: TraceAbstraction took 33.25ms. Allocated memory is still 157.3MB. Free memory was 87.2MB in the beginning and 85.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:13,587 INFO L158 Benchmark]: Witness Printer took 150.96ms. Allocated memory is still 157.3MB. Free memory was 85.1MB in the beginning and 80.6MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 08:06:13,590 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 157.3MB. Free memory is still 131.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.75ms. Allocated memory is still 157.3MB. Free memory was 110.3MB in the beginning and 100.4MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.91ms. Allocated memory is still 157.3MB. Free memory was 100.4MB in the beginning and 98.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.81ms. Allocated memory is still 157.3MB. Free memory was 98.8MB in the beginning and 97.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 372.97ms. Allocated memory is still 157.3MB. Free memory was 97.7MB in the beginning and 87.7MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 33.25ms. Allocated memory is still 157.3MB. Free memory was 87.2MB in the beginning and 85.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 150.96ms. Allocated memory is still 157.3MB. Free memory was 85.1MB in the beginning and 80.6MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-19 08:06:13,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_890f0a99-1620-44c4-a971-0364a2be21dc/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE