./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/jain_6-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/jain_6-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91 --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 de5b2075d4abb79268518f13a43be5f1c1d9b9145e6334b0e9e03aa6c29e2c89 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:51:22,944 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:51:23,030 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-24 23:51:23,038 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:51:23,039 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:51:23,071 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:51:23,072 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:51:23,073 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:51:23,074 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:51:23,075 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:51:23,075 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:51:23,076 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:51:23,077 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:51:23,077 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:51:23,078 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:51:23,079 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:51:23,080 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:51:23,080 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:51:23,081 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:51:23,082 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:51:23,083 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:51:23,083 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:51:23,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:51:23,085 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:51:23,086 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:51:23,087 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:51:23,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:51:23,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:51:23,088 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:51:23,089 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:51:23,090 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:51:23,090 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:51:23,091 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:51:23,091 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:51:23,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:51:23,092 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:51:23,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:51:23,093 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:51:23,094 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:51:23,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:51:23,095 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:51:23,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:51:23,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:51:23,096 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:51:23,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:51:23,097 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:51:23,098 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:51:23,098 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:51:23,098 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:51:23,099 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_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de5b2075d4abb79268518f13a43be5f1c1d9b9145e6334b0e9e03aa6c29e2c89 [2023-11-24 23:51:23,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:51:23,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:51:23,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:51:23,494 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:51:23,494 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:51:23,496 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/bitvector/jain_6-1.c [2023-11-24 23:51:27,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:51:27,556 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:51:27,557 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/sv-benchmarks/c/bitvector/jain_6-1.c [2023-11-24 23:51:27,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/data/7b8c91020/458dfa3383214f568a1c2561649737d3/FLAG76eb9155a [2023-11-24 23:51:27,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/data/7b8c91020/458dfa3383214f568a1c2561649737d3 [2023-11-24 23:51:27,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:51:27,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:51:27,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:27,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:51:27,608 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:51:27,609 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d74231d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27, skipping insertion in model container [2023-11-24 23:51:27,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,637 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:51:27,835 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:51:27,847 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:51:27,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:51:27,883 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:51:27,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27 WrapperNode [2023-11-24 23:51:27,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:27,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:51:27,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:51:27,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:51:27,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,925 INFO L138 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 38 [2023-11-24 23:51:27,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:51:27,926 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:51:27,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:51:27,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:51:27,937 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,953 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,964 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:51:27,967 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:51:27,967 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:51:27,968 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:51:27,969 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (1/1) ... [2023-11-24 23:51:27,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:51:27,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:51:28,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:51:28,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:51:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:51:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:51:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:51:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:51:28,138 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:51:28,141 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:51:28,265 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:51:28,334 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:51:28,334 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:51:28,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:51:28 BoogieIcfgContainer [2023-11-24 23:51:28,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:51:28,340 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:51:28,341 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:51:28,345 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:51:28,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:51:27" (1/3) ... [2023-11-24 23:51:28,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d39e13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:51:28, skipping insertion in model container [2023-11-24 23:51:28,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:27" (2/3) ... [2023-11-24 23:51:28,347 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d39e13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:51:28, skipping insertion in model container [2023-11-24 23:51:28,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:51:28" (3/3) ... [2023-11-24 23:51:28,349 INFO L112 eAbstractionObserver]: Analyzing ICFG jain_6-1.c [2023-11-24 23:51:28,375 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:51:28,375 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-24 23:51:28,377 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d39e13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:51:28, skipping insertion in model container [2023-11-24 23:51:28,378 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:51:28,379 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:51:28,379 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:51:28,379 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:51:28,380 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:51:28" (3/3) ... [2023-11-24 23:51:28,383 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:51:28,392 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-24 23:51:28,393 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-24 23:51:28,393 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 23:51:28,394 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:51:28,494 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/witness.graphml [2023-11-24 23:51:28,494 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/witness.yml [2023-11-24 23:51:28,494 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:51:28,496 INFO L158 Benchmark]: Toolchain (without parser) took 895.98ms. Allocated memory is still 163.6MB. Free memory was 118.6MB in the beginning and 87.3MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-24 23:51:28,497 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 104.9MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:51:28,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.72ms. Allocated memory is still 163.6MB. Free memory was 117.9MB in the beginning and 108.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 23:51:28,499 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.21ms. Allocated memory is still 163.6MB. Free memory was 108.3MB in the beginning and 106.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:51:28,499 INFO L158 Benchmark]: Boogie Preprocessor took 39.74ms. Allocated memory is still 163.6MB. Free memory was 106.8MB in the beginning and 106.0MB in the end (delta: 788.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:51:28,500 INFO L158 Benchmark]: RCFGBuilder took 369.90ms. Allocated memory is still 163.6MB. Free memory was 105.4MB in the beginning and 94.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:51:28,501 INFO L158 Benchmark]: TraceAbstraction took 37.43ms. Allocated memory is still 163.6MB. Free memory was 93.6MB in the beginning and 91.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:51:28,502 INFO L158 Benchmark]: Witness Printer took 115.84ms. Allocated memory is still 163.6MB. Free memory was 91.4MB in the beginning and 87.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:51:28,506 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 104.9MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.72ms. Allocated memory is still 163.6MB. Free memory was 117.9MB in the beginning and 108.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.21ms. Allocated memory is still 163.6MB. Free memory was 108.3MB in the beginning and 106.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.74ms. Allocated memory is still 163.6MB. Free memory was 106.8MB in the beginning and 106.0MB in the end (delta: 788.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 369.90ms. Allocated memory is still 163.6MB. Free memory was 105.4MB in the beginning and 94.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 37.43ms. Allocated memory is still 163.6MB. Free memory was 93.6MB in the beginning and 91.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 115.84ms. Allocated memory is still 163.6MB. Free memory was 91.4MB in the beginning and 87.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. 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! [2023-11-24 23:51:28,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ad9c93-c618-4e8e-a371-63f2dc824cad/bin/utaipan-verify-SwPr7d2a91/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