./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/fermat1-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/termination-nla/fermat1-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5e34879e02ee443e2f87fba0343a7a3de23b2b87391893f222a537ffc24e5625 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:12:00,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:12:00,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-12 00:12:00,867 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:12:00,867 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:12:00,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:12:00,913 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:12:00,914 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:12:00,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:12:00,920 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:12:00,920 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:12:00,922 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:12:00,922 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:12:00,924 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:12:00,924 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:12:00,925 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:12:00,925 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:12:00,925 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:12:00,926 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:12:00,926 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:12:00,927 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:12:00,927 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:12:00,930 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:12:00,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:12:00,931 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:12:00,931 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:12:00,931 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:12:00,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:12:00,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:12:00,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:12:00,934 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:12:00,934 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:12:00,934 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:12:00,935 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:12:00,935 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:12:00,935 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:12:00,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:12:00,947 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:12:00,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:00,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:12:00,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:12:00,949 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:12:00,949 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:12:00,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:12:00,950 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:12:00,950 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:12:00,950 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:12:00,951 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e34879e02ee443e2f87fba0343a7a3de23b2b87391893f222a537ffc24e5625 [2023-11-12 00:12:01,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:12:01,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:12:01,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:12:01,333 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:12:01,334 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:12:01,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/termination-nla/fermat1-both-nt.c [2023-11-12 00:12:04,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:12:04,615 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:12:04,616 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/sv-benchmarks/c/termination-nla/fermat1-both-nt.c [2023-11-12 00:12:04,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/data/ebcb58ef9/951fdefc57174f0bb0b53e1342787522/FLAGc94bdf130 [2023-11-12 00:12:04,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/data/ebcb58ef9/951fdefc57174f0bb0b53e1342787522 [2023-11-12 00:12:04,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:12:04,645 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:12:04,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:04,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:12:04,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:12:04,653 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23a8b0fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04, skipping insertion in model container [2023-11-12 00:12:04,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:12:04,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:04,883 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:12:04,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:04,914 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:12:04,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04 WrapperNode [2023-11-12 00:12:04,915 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:04,916 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:04,916 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:12:04,916 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:12:04,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,951 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2023-11-12 00:12:04,952 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:04,952 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:12:04,953 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:12:04,953 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:12:04,962 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,977 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,981 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,982 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,983 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,990 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:12:04,991 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:12:04,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:12:04,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:12:04,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:05,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:05,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:12:05,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:12:05,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:12:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:12:05,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:12:05,147 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:12:05,149 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:12:05,357 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:12:05,396 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:12:05,397 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:12:05,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:05 BoogieIcfgContainer [2023-11-12 00:12:05,400 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:12:05,406 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:12:05,406 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:12:05,410 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:12:05,410 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:12:04" (1/3) ... [2023-11-12 00:12:05,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f3843d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:05, skipping insertion in model container [2023-11-12 00:12:05,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04" (2/3) ... [2023-11-12 00:12:05,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f3843d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:05, skipping insertion in model container [2023-11-12 00:12:05,412 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:05" (3/3) ... [2023-11-12 00:12:05,413 INFO L112 eAbstractionObserver]: Analyzing ICFG fermat1-both-nt.c [2023-11-12 00:12:05,435 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:12:05,436 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-12 00:12:05,437 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f3843d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:12:05, skipping insertion in model container [2023-11-12 00:12:05,438 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:12:05,439 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:12:05,439 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:12:05,439 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:12:05,440 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:05" (3/3) ... [2023-11-12 00:12:05,442 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:12:05,467 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-12 00:12:05,468 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-12 00:12:05,468 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-12 00:12:05,606 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/witness.graphml [2023-11-12 00:12:05,608 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/witness.yml [2023-11-12 00:12:05,608 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:12:05,611 INFO L158 Benchmark]: Toolchain (without parser) took 964.64ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 73.7MB in the beginning and 122.8MB in the end (delta: -49.1MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2023-11-12 00:12:05,611 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 119.5MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:12:05,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.70ms. Allocated memory is still 119.5MB. Free memory was 73.3MB in the beginning and 63.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 00:12:05,612 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.90ms. Allocated memory is still 119.5MB. Free memory was 63.4MB in the beginning and 61.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:12:05,613 INFO L158 Benchmark]: Boogie Preprocessor took 38.24ms. Allocated memory is still 119.5MB. Free memory was 61.9MB in the beginning and 61.1MB in the end (delta: 801.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:12:05,613 INFO L158 Benchmark]: RCFGBuilder took 408.39ms. Allocated memory is still 119.5MB. Free memory was 61.1MB in the beginning and 50.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 00:12:05,616 INFO L158 Benchmark]: TraceAbstraction took 31.87ms. Allocated memory is still 119.5MB. Free memory was 49.5MB in the beginning and 47.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:12:05,620 INFO L158 Benchmark]: Witness Printer took 169.50ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 47.4MB in the beginning and 122.8MB in the end (delta: -75.4MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-11-12 00:12:05,623 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 119.5MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.70ms. Allocated memory is still 119.5MB. Free memory was 73.3MB in the beginning and 63.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.90ms. Allocated memory is still 119.5MB. Free memory was 63.4MB in the beginning and 61.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.24ms. Allocated memory is still 119.5MB. Free memory was 61.9MB in the beginning and 61.1MB in the end (delta: 801.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 408.39ms. Allocated memory is still 119.5MB. Free memory was 61.1MB in the beginning and 50.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 31.87ms. Allocated memory is still 119.5MB. Free memory was 49.5MB in the beginning and 47.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 169.50ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 47.4MB in the beginning and 122.8MB in the end (delta: -75.4MB). Peak memory consumption was 8.3MB. 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! [2023-11-12 00:12:05,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9ed2b33-7e88-418a-83e3-be1fb71761b0/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE