./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_4+newton_1_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6350103920575a4c7a5643f51f7bc8e829a7fbf85ea9b0288d4dadd8696b7030 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:26:03,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:26:03,060 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:26:03,063 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:26:03,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:26:03,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:26:03,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:26:03,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:26:03,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:26:03,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:26:03,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:26:03,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:26:03,083 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:26:03,083 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:26:03,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:26:03,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:26:03,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:26:03,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:26:03,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:26:03,084 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:26:03,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:26:03,084 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:26:03,084 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:26:03,084 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:26:03,084 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:26:03,084 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:26:03,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:26:03,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:26:03,085 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:26:03,085 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:26:03,085 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:26:03,085 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:26:03,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:26:03,085 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 6350103920575a4c7a5643f51f7bc8e829a7fbf85ea9b0288d4dadd8696b7030 [2024-12-06 05:26:03,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:26:03,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:26:03,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:26:03,297 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:26:03,297 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:26:03,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/gcd_4+newton_1_1.i [2024-12-06 05:26:05,978 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/data/51e8657dc/ab6dd1301f7346f09b6870baa0a0852f/FLAGdafa36729 [2024-12-06 05:26:06,156 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:26:06,157 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/sv-benchmarks/c/combinations/gcd_4+newton_1_1.i [2024-12-06 05:26:06,165 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/data/51e8657dc/ab6dd1301f7346f09b6870baa0a0852f/FLAGdafa36729 [2024-12-06 05:26:06,180 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/data/51e8657dc/ab6dd1301f7346f09b6870baa0a0852f [2024-12-06 05:26:06,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:26:06,184 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:26:06,185 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:26:06,185 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:26:06,189 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:26:06,190 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@161aeb13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06, skipping insertion in model container [2024-12-06 05:26:06,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,206 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:26:06,344 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/sv-benchmarks/c/combinations/gcd_4+newton_1_1.i[1224,1237] [2024-12-06 05:26:06,368 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/sv-benchmarks/c/combinations/gcd_4+newton_1_1.i[2806,2819] [2024-12-06 05:26:06,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:26:06,378 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:26:06,388 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/sv-benchmarks/c/combinations/gcd_4+newton_1_1.i[1224,1237] [2024-12-06 05:26:06,397 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/sv-benchmarks/c/combinations/gcd_4+newton_1_1.i[2806,2819] [2024-12-06 05:26:06,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:26:06,411 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:26:06,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06 WrapperNode [2024-12-06 05:26:06,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:26:06,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:26:06,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:26:06,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:26:06,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,425 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,444 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 79 [2024-12-06 05:26:06,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:26:06,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:26:06,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:26:06,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:26:06,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,457 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,458 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,461 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:26:06,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:26:06,465 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:26:06,465 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:26:06,466 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:26:06,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:26:06,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:26:06,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:26:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:26:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:26:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:26:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:26:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:26:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:26:06,575 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:26:06,577 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:26:06,700 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-06 05:26:06,700 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:26:06,753 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:26:06,753 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:26:06,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:26:06 BoogieIcfgContainer [2024-12-06 05:26:06,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:26:06,755 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:26:06,755 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:26:06,762 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:26:06,762 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:26:06" (1/1) ... [2024-12-06 05:26:06,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:26:06,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:26:06,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-12-06 05:26:06,808 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-06 05:26:06,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:26:06,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:26:06,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:26:06,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:26:06,873 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:26:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:26:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:26:06,921 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:26:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:26:06,938 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:26:06,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:26:06 ImpRootNode [2024-12-06 05:26:06,956 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:26:06,956 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:26:06,956 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:26:06,956 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:26:06,957 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:26:06" (3/4) ... [2024-12-06 05:26:06,959 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:26:06,960 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:26:06,961 INFO L158 Benchmark]: Toolchain (without parser) took 777.63ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 51.4MB in the end (delta: 41.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 05:26:06,962 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:26:06,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 227.68ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 80.5MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:26:06,962 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.45ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:26:06,963 INFO L158 Benchmark]: Boogie Preprocessor took 19.24ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 78.2MB in the end (delta: 830.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:26:06,963 INFO L158 Benchmark]: RCFGBuilder took 289.19ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 63.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:26:06,963 INFO L158 Benchmark]: CodeCheck took 201.16ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 51.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:26:06,964 INFO L158 Benchmark]: Witness Printer took 4.07ms. Allocated memory is still 117.4MB. Free memory was 51.6MB in the beginning and 51.4MB in the end (delta: 192.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:26:06,966 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 109]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 108, overapproximation of someBinaryArithmeticFLOAToperation at line 87. Possible FailurePath: [L115] COND FALSE !(__VERIFIER_nondet_int()) [L118] CALL main2() [L97] float IN = __VERIFIER_nondet_float(); [L98] CALL assume_abort_if_not(IN > -0.2f && IN < 0.2f) [L82] COND FALSE !(!cond) [L98] RET assume_abort_if_not(IN > -0.2f && IN < 0.2f) [L100] CALL, EXPR f(IN) [L87] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L100] RET, EXPR f(IN) [L100] CALL, EXPR fp(IN) [L92] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L100] RET, EXPR fp(IN) [L100] float x = IN - f(IN)/fp(IN); [L108] COND TRUE !(x < 0.1) [L109] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 227.68ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 80.5MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.45ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.24ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 78.2MB in the end (delta: 830.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 289.19ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 63.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 201.16ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 51.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.07ms. Allocated memory is still 117.4MB. Free memory was 51.6MB in the beginning and 51.4MB in the end (delta: 192.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 05:26:06,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6350103920575a4c7a5643f51f7bc8e829a7fbf85ea9b0288d4dadd8696b7030 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:26:08,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:26:09,077 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:26:09,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:26:09,106 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:26:09,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:26:09,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:26:09,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:26:09,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:26:09,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:26:09,107 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:26:09,107 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:26:09,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:26:09,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:26:09,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:26:09,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:26:09,108 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:26:09,108 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:26:09,108 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:26:09,109 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:26:09,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:26:09,109 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:26:09,109 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:26:09,109 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:26:09,109 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:26:09,109 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:26:09,109 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:26:09,110 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:26:09,110 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:26:09,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:26:09,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:26:09,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:26:09,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:26:09,110 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:26:09,111 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:26:09,111 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:26:09,111 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 6350103920575a4c7a5643f51f7bc8e829a7fbf85ea9b0288d4dadd8696b7030 [2024-12-06 05:26:09,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:26:09,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:26:09,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:26:09,387 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:26:09,387 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:26:09,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/gcd_4+newton_1_1.i [2024-12-06 05:26:12,111 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/data/3796fd957/12d8e30fa71c4b04b935b0d787650b39/FLAGa4c79d076 [2024-12-06 05:26:12,281 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:26:12,281 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/sv-benchmarks/c/combinations/gcd_4+newton_1_1.i [2024-12-06 05:26:12,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/data/3796fd957/12d8e30fa71c4b04b935b0d787650b39/FLAGa4c79d076 [2024-12-06 05:26:12,300 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/data/3796fd957/12d8e30fa71c4b04b935b0d787650b39 [2024-12-06 05:26:12,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:26:12,303 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:26:12,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:26:12,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:26:12,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:26:12,309 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54033d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12, skipping insertion in model container [2024-12-06 05:26:12,310 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,323 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:26:12,442 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/sv-benchmarks/c/combinations/gcd_4+newton_1_1.i[1224,1237] [2024-12-06 05:26:12,466 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/sv-benchmarks/c/combinations/gcd_4+newton_1_1.i[2806,2819] [2024-12-06 05:26:12,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:26:12,477 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:26:12,486 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/sv-benchmarks/c/combinations/gcd_4+newton_1_1.i[1224,1237] [2024-12-06 05:26:12,495 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/sv-benchmarks/c/combinations/gcd_4+newton_1_1.i[2806,2819] [2024-12-06 05:26:12,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:26:12,509 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:26:12,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12 WrapperNode [2024-12-06 05:26:12,510 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:26:12,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:26:12,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:26:12,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:26:12,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,539 INFO L138 Inliner]: procedures = 28, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 76 [2024-12-06 05:26:12,539 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:26:12,540 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:26:12,540 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:26:12,540 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:26:12,547 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,555 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,555 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,560 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:26:12,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:26:12,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:26:12,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:26:12,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:12" (1/1) ... [2024-12-06 05:26:12,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:26:12,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:26:12,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:26:12,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:26:12,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:26:12,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:26:12,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:26:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:26:12,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:26:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:26:12,675 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:26:12,676 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:26:34,700 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-12-06 05:26:34,700 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:26:34,760 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:26:34,760 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:26:34,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:26:34 BoogieIcfgContainer [2024-12-06 05:26:34,760 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:26:34,761 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:26:34,761 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:26:34,770 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:26:34,770 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:26:34" (1/1) ... [2024-12-06 05:26:34,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:26:34,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:26:34,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-12-06 05:26:34,812 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-06 05:26:34,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:26:34,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:26:34,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:26:34,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:26:34,816 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:26:34,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:36:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:06,978 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:16,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:36:17,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:36:17,791 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:36:17,794 INFO L158 Benchmark]: Toolchain (without parser) took 605490.93ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 57.7MB in the end (delta: 12.0MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2024-12-06 05:36:17,795 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:36:17,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.42ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 57.0MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:36:17,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.80ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 55.5MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:36:17,796 INFO L158 Benchmark]: Boogie Preprocessor took 23.60ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 54.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:36:17,796 INFO L158 Benchmark]: RCFGBuilder took 22196.34ms. Allocated memory is still 92.3MB. Free memory was 54.2MB in the beginning and 66.8MB in the end (delta: -12.5MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-12-06 05:36:17,796 INFO L158 Benchmark]: CodeCheck took 583032.63ms. Allocated memory is still 92.3MB. Free memory was 66.8MB in the beginning and 57.7MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:36:17,798 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205.42ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 57.0MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.80ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 55.5MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.60ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 54.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 22196.34ms. Allocated memory is still 92.3MB. Free memory was 54.2MB in the beginning and 66.8MB in the end (delta: -12.5MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 583032.63ms. Allocated memory is still 92.3MB. Free memory was 66.8MB in the beginning and 57.7MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:36:17,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd245c42-63a6-4b9f-be56-f0fbfcbbef21/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown