./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c --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_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/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_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/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_025305ee-7362-47fb-996d-59c3af6f3af0/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 d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:55:41,221 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:55:41,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:55:41,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:55:41,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:55:41,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:55:41,304 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:55:41,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:55:41,304 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:55:41,304 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:55:41,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:55:41,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:55:41,305 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:55:41,305 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:55:41,305 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:55:41,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:55:41,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:55:41,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:55:41,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:55:41,305 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:55:41,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:55:41,305 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:55:41,305 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:55:41,306 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:55:41,306 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:55:41,306 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:55:41,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:55:41,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:55:41,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:55:41,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:55:41,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:55:41,306 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:55:41,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:55:41,306 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_025305ee-7362-47fb-996d-59c3af6f3af0/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 -> d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b [2024-12-06 00:55:41,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:55:41,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:55:41,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:55:41,572 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:55:41,572 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:55:41,574 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2024-12-06 00:55:44,206 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/data/d5f84be1a/de3e693914b740d39fbf08f94847ce56/FLAG14e27f28c [2024-12-06 00:55:44,409 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:55:44,410 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2024-12-06 00:55:44,418 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/data/d5f84be1a/de3e693914b740d39fbf08f94847ce56/FLAG14e27f28c [2024-12-06 00:55:44,432 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/data/d5f84be1a/de3e693914b740d39fbf08f94847ce56 [2024-12-06 00:55:44,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:55:44,435 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:55:44,437 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:55:44,437 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:55:44,440 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:55:44,441 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,442 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@282b4f3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44, skipping insertion in model container [2024-12-06 00:55:44,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,460 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:55:44,579 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_025305ee-7362-47fb-996d-59c3af6f3af0/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-12-06 00:55:44,583 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_025305ee-7362-47fb-996d-59c3af6f3af0/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-12-06 00:55:44,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:55:44,628 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:55:44,639 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_025305ee-7362-47fb-996d-59c3af6f3af0/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-12-06 00:55:44,641 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_025305ee-7362-47fb-996d-59c3af6f3af0/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-12-06 00:55:44,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:55:44,679 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:55:44,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44 WrapperNode [2024-12-06 00:55:44,680 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:55:44,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:55:44,681 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:55:44,681 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:55:44,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,714 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-12-06 00:55:44,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:55:44,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:55:44,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:55:44,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:55:44,721 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,723 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,723 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,729 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,730 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,736 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:55:44,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:55:44,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:55:44,741 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:55:44,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:44" (1/1) ... [2024-12-06 00:55:44,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:55:44,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:55:44,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:55:44,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:55:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:55:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-06 00:55:44,794 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-06 00:55:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:55:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:55:44,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:55:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:55:44,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:55:44,858 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:55:44,860 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:55:45,179 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-12-06 00:55:45,179 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:55:45,343 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:55:45,343 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 00:55:45,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:55:45 BoogieIcfgContainer [2024-12-06 00:55:45,343 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:55:45,344 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:55:45,344 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:55:45,354 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:55:45,354 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:55:45" (1/1) ... [2024-12-06 00:55:45,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:55:45,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:45,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-06 00:55:45,411 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-06 00:55:45,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:55:45,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:45,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:55:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:55:45,482 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:55:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:55:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:55:45,520 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:55:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:55:45,532 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 00:55:45,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:55:45 ImpRootNode [2024-12-06 00:55:45,548 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:55:45,549 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:55:45,549 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:55:45,549 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:55:45,550 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:55:45" (3/4) ... [2024-12-06 00:55:45,552 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:55:45,553 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:55:45,554 INFO L158 Benchmark]: Toolchain (without parser) took 1118.33ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 100.1MB in the end (delta: 18.3MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-12-06 00:55:45,554 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 83.3MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:55:45,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.54ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 103.9MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:55:45,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.40ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:55:45,555 INFO L158 Benchmark]: Boogie Preprocessor took 24.33ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 100.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:55:45,556 INFO L158 Benchmark]: RCFGBuilder took 603.24ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 111.1MB in the end (delta: -10.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-12-06 00:55:45,556 INFO L158 Benchmark]: CodeCheck took 204.30ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 100.1MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:55:45,556 INFO L158 Benchmark]: Witness Printer took 3.85ms. Allocated memory is still 142.6MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:55:45,558 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 3 procedures, 43 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: 48]: 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 47, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L322] COND TRUE __VERIFIER_nondet_int() [L323] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.39843f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 83.3MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.54ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 103.9MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.40ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.33ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 100.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 603.24ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 111.1MB in the end (delta: -10.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * CodeCheck took 204.30ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 100.1MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.85ms. Allocated memory is still 142.6MB. Free memory is still 100.1MB. 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 00:55:45,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/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 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_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/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_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/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_025305ee-7362-47fb-996d-59c3af6f3af0/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 d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:55:47,498 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:55:47,571 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:55:47,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:55:47,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:55:47,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:55:47,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:55:47,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:55:47,596 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:55:47,596 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:55:47,596 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:55:47,596 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:55:47,597 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:55:47,597 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:55:47,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:55:47,597 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:55:47,597 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:55:47,597 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:55:47,597 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:55:47,597 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:55:47,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:55:47,597 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:55:47,597 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:55:47,598 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:55:47,598 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:55:47,598 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:55:47,598 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:47,598 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:55:47,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:55:47,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:55:47,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:55:47,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:55:47,598 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:55:47,599 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:55:47,599 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:47,599 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:55:47,599 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_025305ee-7362-47fb-996d-59c3af6f3af0/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 -> d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b [2024-12-06 00:55:47,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:55:47,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:55:47,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:55:47,845 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:55:47,846 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:55:47,847 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2024-12-06 00:55:50,553 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/data/625bb141f/2fa8ff446ad74e338bc32e988b6b267e/FLAG2550793e8 [2024-12-06 00:55:50,723 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:55:50,724 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2024-12-06 00:55:50,733 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/data/625bb141f/2fa8ff446ad74e338bc32e988b6b267e/FLAG2550793e8 [2024-12-06 00:55:50,747 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/data/625bb141f/2fa8ff446ad74e338bc32e988b6b267e [2024-12-06 00:55:50,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:55:50,751 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:55:50,752 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:55:50,752 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:55:50,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:55:50,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:55:50" (1/1) ... [2024-12-06 00:55:50,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fbd788d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:50, skipping insertion in model container [2024-12-06 00:55:50,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:55:50" (1/1) ... [2024-12-06 00:55:50,778 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:55:50,927 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_025305ee-7362-47fb-996d-59c3af6f3af0/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-12-06 00:55:50,931 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_025305ee-7362-47fb-996d-59c3af6f3af0/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-12-06 00:55:50,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:55:50,979 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:55:50,992 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_025305ee-7362-47fb-996d-59c3af6f3af0/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-12-06 00:55:50,993 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_025305ee-7362-47fb-996d-59c3af6f3af0/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-12-06 00:55:51,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:55:51,034 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:55:51,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51 WrapperNode [2024-12-06 00:55:51,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:55:51,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:55:51,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:55:51,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:55:51,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,052 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,071 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-12-06 00:55:51,072 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:55:51,072 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:55:51,072 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:55:51,072 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:55:51,079 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,082 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,090 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,096 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,097 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:55:51,101 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:55:51,101 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:55:51,101 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:55:51,102 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:55:51" (1/1) ... [2024-12-06 00:55:51,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:55:51,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:55:51,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:55:51,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:55:51,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:55:51,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:55:51,158 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-06 00:55:51,158 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-06 00:55:51,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:55:51,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:55:51,158 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:55:51,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:55:51,222 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:55:51,224 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:56:01,681 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-12-06 00:56:01,681 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:56:01,742 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:56:01,743 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 00:56:01,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:56:01 BoogieIcfgContainer [2024-12-06 00:56:01,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:56:01,744 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:56:01,744 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:56:01,753 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:56:01,753 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:56:01" (1/1) ... [2024-12-06 00:56:01,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:56:01,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:01,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-06 00:56:01,801 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-06 00:56:01,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:56:01,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:01,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:01,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:01,805 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:01,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_025305ee-7362-47fb-996d-59c3af6f3af0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:56:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:56:07,044 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:56:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat