./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/UsualArithmeticConversions.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/UsualArithmeticConversions.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire --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 64bit --witnessprinter.graph.data.programhash bf8fa0811687548b8fce161cf5dd7d1a78c4741743541b71e49940a374094a34 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:17,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:18,058 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-64bit-Taipan_Default.epf [2023-11-23 21:16:18,066 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:18,067 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:18,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:18,112 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:18,113 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:18,114 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:18,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:18,120 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:18,121 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:18,122 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:18,124 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:16:18,125 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:18,125 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:18,126 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:16:18,126 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:16:18,127 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:18,127 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:16:18,128 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:16:18,128 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:16:18,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:18,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:18,131 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:16:18,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:18,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:18,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:18,133 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:18,133 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 21:16:18,135 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:16:18,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:18,136 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:18,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:18,136 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:18,137 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:18,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:18,137 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:18,138 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:18,138 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:18,138 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:16:18,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:16:18,139 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:18,139 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:18,140 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:18,140 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:18,140 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_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf8fa0811687548b8fce161cf5dd7d1a78c4741743541b71e49940a374094a34 [2023-11-23 21:16:18,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:18,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:18,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:18,534 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:18,536 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:18,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/signedintegeroverflow-regression/UsualArithmeticConversions.i [2023-11-23 21:16:21,849 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:22,095 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:22,095 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/sv-benchmarks/c/signedintegeroverflow-regression/UsualArithmeticConversions.i [2023-11-23 21:16:22,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/data/d834584b5/8fc8676720e74cfd8b24c760980a4214/FLAGcbbe02f68 [2023-11-23 21:16:22,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/data/d834584b5/8fc8676720e74cfd8b24c760980a4214 [2023-11-23 21:16:22,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:22,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:22,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:22,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:22,132 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:22,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d336df1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22, skipping insertion in model container [2023-11-23 21:16:22,134 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,169 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:22,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:22,436 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:22,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:22,505 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:22,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22 WrapperNode [2023-11-23 21:16:22,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:22,507 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:22,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:22,508 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:22,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,557 INFO L138 Inliner]: procedures = 104, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 6 [2023-11-23 21:16:22,558 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:22,559 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:22,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:22,559 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:22,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,577 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,579 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,582 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,583 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,584 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:22,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:22,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:22,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:22,588 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (1/1) ... [2023-11-23 21:16:22,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:22,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:22,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:22,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:22,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:22,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:22,750 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:22,752 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:22,787 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:22,805 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:22,805 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:16:22,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:22 BoogieIcfgContainer [2023-11-23 21:16:22,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:22,810 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:22,810 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:22,814 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:22,814 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:22" (1/3) ... [2023-11-23 21:16:22,815 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f261e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:22, skipping insertion in model container [2023-11-23 21:16:22,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:22" (2/3) ... [2023-11-23 21:16:22,816 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f261e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:22, skipping insertion in model container [2023-11-23 21:16:22,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:22" (3/3) ... [2023-11-23 21:16:22,818 INFO L112 eAbstractionObserver]: Analyzing ICFG UsualArithmeticConversions.i [2023-11-23 21:16:22,838 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:22,838 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-23 21:16:22,840 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f261e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:16:22, skipping insertion in model container [2023-11-23 21:16:22,840 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:16:22,841 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:16:22,841 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:16:22,842 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:16:22,842 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:22" (3/3) ... [2023-11-23 21:16:22,845 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 21:16:22,853 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-23 21:16:22,853 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-23 21:16:22,854 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 21:16:22,952 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 21:16:22,952 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 21:16:22,952 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:16:22,954 INFO L158 Benchmark]: Toolchain (without parser) took 829.07ms. Allocated memory was 115.3MB in the beginning and 153.1MB in the end (delta: 37.7MB). Free memory was 69.7MB in the beginning and 123.3MB in the end (delta: -53.6MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-11-23 21:16:22,955 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 115.3MB. Free memory was 83.8MB in the beginning and 83.8MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:22,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.98ms. Allocated memory is still 115.3MB. Free memory was 69.7MB in the beginning and 55.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:16:22,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.22ms. Allocated memory is still 115.3MB. Free memory was 55.6MB in the beginning and 54.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:22,957 INFO L158 Benchmark]: Boogie Preprocessor took 27.44ms. Allocated memory is still 115.3MB. Free memory was 54.0MB in the beginning and 52.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:16:22,958 INFO L158 Benchmark]: RCFGBuilder took 220.51ms. Allocated memory is still 115.3MB. Free memory was 52.9MB in the beginning and 44.9MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 21:16:22,959 INFO L158 Benchmark]: TraceAbstraction took 30.39ms. Allocated memory is still 115.3MB. Free memory was 44.1MB in the beginning and 42.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:16:22,960 INFO L158 Benchmark]: Witness Printer took 111.35ms. Allocated memory was 115.3MB in the beginning and 153.1MB in the end (delta: 37.7MB). Free memory was 42.2MB in the beginning and 123.3MB in the end (delta: -81.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-23 21:16:22,964 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 115.3MB. Free memory was 83.8MB in the beginning and 83.8MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.98ms. Allocated memory is still 115.3MB. Free memory was 69.7MB in the beginning and 55.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.22ms. Allocated memory is still 115.3MB. Free memory was 55.6MB in the beginning and 54.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.44ms. Allocated memory is still 115.3MB. Free memory was 54.0MB in the beginning and 52.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 220.51ms. Allocated memory is still 115.3MB. Free memory was 52.9MB in the beginning and 44.9MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 30.39ms. Allocated memory is still 115.3MB. Free memory was 44.1MB in the beginning and 42.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 111.35ms. Allocated memory was 115.3MB in the beginning and 153.1MB in the end (delta: 37.7MB). Free memory was 42.2MB in the beginning and 123.3MB in the end (delta: -81.1MB). Peak memory consumption was 9.4MB. 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! [2023-11-23 21:16:23,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654784a9-b74f-4572-ac49-c1f5f29a054c/bin/utaipan-verify-mE87zJ7Ire/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