./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/fermat2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4fc63b2a 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_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/termination-nla/fermat2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2 --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 760a0b2b1b245d5ac1be42e6ec5571f53ca3866e6882e51b761d842230d5c7d0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:34:03,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:34:03,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-32bit-Taipan_Default.epf [2024-11-02 12:34:03,314 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:34:03,316 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:34:03,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:34:03,371 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:34:03,371 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:34:03,372 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:34:03,373 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:34:03,374 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:34:03,375 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:34:03,375 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:34:03,376 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:34:03,376 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:34:03,378 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:34:03,379 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:34:03,379 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:34:03,379 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:34:03,380 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:34:03,380 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:34:03,384 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:34:03,385 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:34:03,385 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:34:03,385 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:34:03,386 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:34:03,386 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:34:03,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:34:03,386 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:34:03,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:34:03,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:34:03,387 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:34:03,388 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-02 12:34:03,392 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 12:34:03,393 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:34:03,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:34:03,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:34:03,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:34:03,394 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:34:03,395 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:34:03,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:34:03,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:34:03,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:34:03,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:34:03,397 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:34:03,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:34:03,398 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:34:03,398 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:34:03,398 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:34:03,398 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_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 760a0b2b1b245d5ac1be42e6ec5571f53ca3866e6882e51b761d842230d5c7d0 [2024-11-02 12:34:03,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:34:03,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:34:03,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:34:03,784 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:34:03,784 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:34:03,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/termination-nla/fermat2-both-nt.c Unable to find full path for "g++" [2024-11-02 12:34:06,037 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:34:06,214 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:34:06,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/sv-benchmarks/c/termination-nla/fermat2-both-nt.c [2024-11-02 12:34:06,222 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/data/94f93790b/c8180b0c0ffc46bb855f02102103cbb1/FLAGba7543bcc [2024-11-02 12:34:06,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/data/94f93790b/c8180b0c0ffc46bb855f02102103cbb1 [2024-11-02 12:34:06,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:34:06,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:34:06,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:34:06,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:34:06,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:34:06,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40d1cf93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06, skipping insertion in model container [2024-11-02 12:34:06,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,641 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:34:06,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:34:06,834 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:34:06,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:34:06,869 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:34:06,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06 WrapperNode [2024-11-02 12:34:06,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:34:06,870 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:34:06,870 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:34:06,870 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:34:06,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,898 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2024-11-02 12:34:06,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:34:06,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:34:06,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:34:06,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:34:06,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,914 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,922 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:34:06,930 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:34:06,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:34:06,930 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:34:06,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (1/1) ... [2024-11-02 12:34:06,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:34:06,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:34:06,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:34:06,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:34:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:34:07,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:34:07,082 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:34:07,084 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:34:07,334 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-02 12:34:07,334 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:34:07,420 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:34:07,420 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-02 12:34:07,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:34:07 BoogieIcfgContainer [2024-11-02 12:34:07,421 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:34:07,423 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:34:07,424 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:34:07,431 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:34:07,431 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:34:06" (1/3) ... [2024-11-02 12:34:07,432 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a331432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:34:07, skipping insertion in model container [2024-11-02 12:34:07,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:06" (2/3) ... [2024-11-02 12:34:07,435 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a331432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:34:07, skipping insertion in model container [2024-11-02 12:34:07,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:34:07" (3/3) ... [2024-11-02 12:34:07,437 INFO L112 eAbstractionObserver]: Analyzing ICFG fermat2-both-nt.c [2024-11-02 12:34:07,456 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:34:07,457 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-11-02 12:34:07,459 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a331432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:34:07, skipping insertion in model container [2024-11-02 12:34:07,460 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:34:07,461 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:34:07,461 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:34:07,461 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:34:07,462 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:34:07" (3/3) ... [2024-11-02 12:34:07,466 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-02 12:34:07,474 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-02 12:34:07,475 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-02 12:34:07,475 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-02 12:34:07,586 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/witness.graphml [2024-11-02 12:34:07,586 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/witness.yml [2024-11-02 12:34:07,586 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:34:07,591 INFO L158 Benchmark]: Toolchain (without parser) took 981.07ms. Allocated memory is still 163.6MB. Free memory was 125.7MB in the beginning and 88.8MB in the end (delta: 36.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-02 12:34:07,592 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 119.5MB. Free memory was 94.0MB in the beginning and 93.9MB in the end (delta: 76.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:34:07,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.80ms. Allocated memory is still 163.6MB. Free memory was 125.3MB in the beginning and 113.6MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-02 12:34:07,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.88ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 111.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:34:07,593 INFO L158 Benchmark]: Boogie Preprocessor took 30.35ms. Allocated memory is still 163.6MB. Free memory was 111.8MB in the beginning and 111.1MB in the end (delta: 781.6kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:34:07,594 INFO L158 Benchmark]: RCFGBuilder took 491.17ms. Allocated memory is still 163.6MB. Free memory was 111.1MB in the beginning and 96.0MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-02 12:34:07,594 INFO L158 Benchmark]: TraceAbstraction took 36.75ms. Allocated memory is still 163.6MB. Free memory was 95.1MB in the beginning and 93.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:34:07,595 INFO L158 Benchmark]: Witness Printer took 125.85ms. Allocated memory is still 163.6MB. Free memory was 93.3MB in the beginning and 88.8MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:34:07,602 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 119.5MB. Free memory was 94.0MB in the beginning and 93.9MB in the end (delta: 76.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.80ms. Allocated memory is still 163.6MB. Free memory was 125.3MB in the beginning and 113.6MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.88ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 111.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.35ms. Allocated memory is still 163.6MB. Free memory was 111.8MB in the beginning and 111.1MB in the end (delta: 781.6kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 491.17ms. Allocated memory is still 163.6MB. Free memory was 111.1MB in the beginning and 96.0MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 36.75ms. Allocated memory is still 163.6MB. Free memory was 95.1MB in the beginning and 93.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 125.85ms. Allocated memory is still 163.6MB. Free memory was 93.3MB in the beginning and 88.8MB in the end (delta: 4.5MB). 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! [2024-11-02 12:34:07,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdd32ac-87aa-4f25-b90b-75b9ed21e26f/bin/utaipan-verify-DbMuA5NWw2/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