./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_5+soft_float_4-3a.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_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/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_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/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_3d6712be-4ab7-45cf-8a1e-c989e704074f/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 b6a662b89b8e960556d1d617930ac0e98fa0737a1c5851457e8cd9283d13df1d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:57:55,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:57:55,909 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:57:55,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:57:55,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:57:55,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:57:55,935 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:57:55,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:57:55,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:57:55,936 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:57:55,936 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:57:55,936 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:57:55,936 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:57:55,936 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:57:55,936 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:57:55,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:57:55,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:57:55,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:57:55,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:57:55,937 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:57:55,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:57:55,937 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:57:55,937 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:57:55,937 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:57:55,937 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:57:55,937 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:57:55,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:57:55,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:57:55,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:57:55,938 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:57:55,938 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:57:55,938 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:57:55,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:57:55,938 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_3d6712be-4ab7-45cf-8a1e-c989e704074f/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 -> b6a662b89b8e960556d1d617930ac0e98fa0737a1c5851457e8cd9283d13df1d [2024-12-06 01:57:56,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:57:56,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:57:56,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:57:56,188 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:57:56,189 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:57:56,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c [2024-12-06 01:57:58,863 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/data/a688bba33/481e3ad88d114847821e4d407303ae81/FLAG47dc710ef [2024-12-06 01:57:59,118 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:57:59,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c [2024-12-06 01:57:59,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/data/a688bba33/481e3ad88d114847821e4d407303ae81/FLAG47dc710ef [2024-12-06 01:57:59,463 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/data/a688bba33/481e3ad88d114847821e4d407303ae81 [2024-12-06 01:57:59,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:57:59,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:57:59,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:57:59,468 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:57:59,473 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:57:59,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@266d220f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59, skipping insertion in model container [2024-12-06 01:57:59,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,496 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:57:59,627 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_3d6712be-4ab7-45cf-8a1e-c989e704074f/sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c[1998,2011] [2024-12-06 01:57:59,631 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_3d6712be-4ab7-45cf-8a1e-c989e704074f/sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c[2367,2380] [2024-12-06 01:57:59,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:57:59,679 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:57:59,690 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_3d6712be-4ab7-45cf-8a1e-c989e704074f/sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c[1998,2011] [2024-12-06 01:57:59,692 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_3d6712be-4ab7-45cf-8a1e-c989e704074f/sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c[2367,2380] [2024-12-06 01:57:59,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:57:59,729 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:57:59,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59 WrapperNode [2024-12-06 01:57:59,730 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:57:59,731 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:57:59,731 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:57:59,731 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:57:59,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,743 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,761 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2024-12-06 01:57:59,762 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:57:59,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:57:59,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:57:59,763 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:57:59,769 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,779 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,780 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,789 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:57:59,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:57:59,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:57:59,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:57:59,794 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:59" (1/1) ... [2024-12-06 01:57:59,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:57:59,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:57:59,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:57:59,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:57:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:57:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-06 01:57:59,855 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-06 01:57:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-12-06 01:57:59,856 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-12-06 01:57:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:57:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:57:59,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:57:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:57:59,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:57:59,929 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:57:59,931 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:58:00,224 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-12-06 01:58:00,224 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:58:00,359 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:58:00,359 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 01:58:00,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:58:00 BoogieIcfgContainer [2024-12-06 01:58:00,359 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:58:00,360 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:58:00,360 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:58:00,369 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:58:00,370 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:58:00" (1/1) ... [2024-12-06 01:58:00,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:58:00,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:58:00,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-12-06 01:58:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-12-06 01:58:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:58:00,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:58:00,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:58:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:58:00,502 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:58:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:58:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:58:00,537 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:58:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:58:00,549 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:58:00,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:58:00 ImpRootNode [2024-12-06 01:58:00,564 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:58:00,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:58:00,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:58:00,565 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:58:00,566 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:58:00" (3/4) ... [2024-12-06 01:58:00,568 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:58:00,568 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:58:00,569 INFO L158 Benchmark]: Toolchain (without parser) took 1102.77ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 111.1MB in the end (delta: 6.0MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2024-12-06 01:58:00,570 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:58:00,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.30ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 103.1MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:58:00,570 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.31ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:58:00,571 INFO L158 Benchmark]: Boogie Preprocessor took 29.57ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 100.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:58:00,571 INFO L158 Benchmark]: RCFGBuilder took 566.70ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 61.0MB in the end (delta: 39.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 01:58:00,571 INFO L158 Benchmark]: CodeCheck took 204.61ms. Allocated memory is still 142.6MB. Free memory was 61.0MB in the beginning and 111.8MB in the end (delta: -50.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:58:00,572 INFO L158 Benchmark]: Witness Printer took 3.46ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 111.1MB in the end (delta: 687.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:58:00,574 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 4 procedures, 49 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 40, overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L309] COND TRUE __VERIFIER_nondet_int() [L310] 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 < 1.3985f) [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 is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.30ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 103.1MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.31ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.57ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 100.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 566.70ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 61.0MB in the end (delta: 39.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 204.61ms. Allocated memory is still 142.6MB. Free memory was 61.0MB in the beginning and 111.8MB in the end (delta: -50.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.46ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 111.1MB in the end (delta: 687.8kB). 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 01:58:00,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/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_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/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_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/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_3d6712be-4ab7-45cf-8a1e-c989e704074f/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 b6a662b89b8e960556d1d617930ac0e98fa0737a1c5851457e8cd9283d13df1d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:58:02,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:58:02,557 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:58:02,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:58:02,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:58:02,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:58:02,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:58:02,580 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:58:02,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:58:02,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:58:02,580 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:58:02,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:58:02,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:58:02,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:58:02,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:58:02,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:58:02,581 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:58:02,581 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:58:02,581 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:58:02,581 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:58:02,581 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:58:02,581 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:58:02,581 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:58:02,582 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:58:02,582 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:58:02,582 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:58:02,582 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:58:02,582 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:58:02,582 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:58:02,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:58:02,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:58:02,582 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:58:02,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:58:02,583 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:58:02,583 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:58:02,583 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:58:02,583 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_3d6712be-4ab7-45cf-8a1e-c989e704074f/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 -> b6a662b89b8e960556d1d617930ac0e98fa0737a1c5851457e8cd9283d13df1d [2024-12-06 01:58:02,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:58:02,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:58:02,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:58:02,834 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:58:02,835 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:58:02,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c [2024-12-06 01:58:05,461 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/data/74b9f1405/fc928427b1a1412f8dfae7366bf17b6e/FLAG6e3d82530 [2024-12-06 01:58:05,688 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:58:05,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c [2024-12-06 01:58:05,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/data/74b9f1405/fc928427b1a1412f8dfae7366bf17b6e/FLAG6e3d82530 [2024-12-06 01:58:06,042 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/data/74b9f1405/fc928427b1a1412f8dfae7366bf17b6e [2024-12-06 01:58:06,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:58:06,044 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:58:06,045 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:58:06,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:58:06,048 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:58:06,049 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e743079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06, skipping insertion in model container [2024-12-06 01:58:06,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,066 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:58:06,194 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_3d6712be-4ab7-45cf-8a1e-c989e704074f/sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c[1998,2011] [2024-12-06 01:58:06,198 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_3d6712be-4ab7-45cf-8a1e-c989e704074f/sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c[2367,2380] [2024-12-06 01:58:06,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:58:06,238 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:58:06,248 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_3d6712be-4ab7-45cf-8a1e-c989e704074f/sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c[1998,2011] [2024-12-06 01:58:06,249 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_3d6712be-4ab7-45cf-8a1e-c989e704074f/sv-benchmarks/c/combinations/square_5+soft_float_4-3a.c.cil.c[2367,2380] [2024-12-06 01:58:06,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:58:06,278 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:58:06,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06 WrapperNode [2024-12-06 01:58:06,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:58:06,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:58:06,279 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:58:06,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:58:06,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,295 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,309 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-12-06 01:58:06,309 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:58:06,310 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:58:06,310 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:58:06,310 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:58:06,316 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,325 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:58:06,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:58:06,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:58:06,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:58:06,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:06" (1/1) ... [2024-12-06 01:58:06,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:58:06,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:58:06,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:58:06,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:58:06,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:58:06,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:58:06,391 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-06 01:58:06,391 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-06 01:58:06,391 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-12-06 01:58:06,391 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-12-06 01:58:06,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:58:06,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:58:06,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:58:06,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:58:06,456 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:58:06,457 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:58:16,931 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-12-06 01:58:16,931 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:58:16,979 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:58:16,979 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 01:58:16,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:58:16 BoogieIcfgContainer [2024-12-06 01:58:16,980 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:58:16,980 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:58:16,980 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:58:16,989 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:58:16,989 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:58:16" (1/1) ... [2024-12-06 01:58:16,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:58:17,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:58:17,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-12-06 01:58:17,031 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-12-06 01:58:17,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:58:17,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:58:17,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:58:17,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:58:17,036 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:58:17,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:07:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:02,596 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:07:12,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:07:12,906 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 02:07:12,909 INFO L158 Benchmark]: Toolchain (without parser) took 546864.59ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 52.7MB in the end (delta: 16.8MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-12-06 02:07:12,910 INFO L158 Benchmark]: CDTParser took 0.32ms. 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 02:07:12,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.53ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 54.7MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:07:12,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.11ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 53.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:07:12,911 INFO L158 Benchmark]: Boogie Preprocessor took 23.80ms. Allocated memory is still 92.3MB. Free memory was 53.2MB in the beginning and 51.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:07:12,911 INFO L158 Benchmark]: RCFGBuilder took 10645.36ms. Allocated memory is still 92.3MB. Free memory was 51.7MB in the beginning and 61.3MB in the end (delta: -9.6MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-12-06 02:07:12,911 INFO L158 Benchmark]: CodeCheck took 535928.07ms. Allocated memory is still 92.3MB. Free memory was 61.3MB in the beginning and 52.7MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:07:12,913 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 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.53ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 54.7MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.11ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 53.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.80ms. Allocated memory is still 92.3MB. Free memory was 53.2MB in the beginning and 51.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10645.36ms. Allocated memory is still 92.3MB. Free memory was 51.7MB in the beginning and 61.3MB in the end (delta: -9.6MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * CodeCheck took 535928.07ms. Allocated memory is still 92.3MB. Free memory was 61.3MB in the beginning and 52.7MB in the end (delta: 8.6MB). 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 02:07:12,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d6712be-4ab7-45cf-8a1e-c989e704074f/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