./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_5+soft_float_4-2a.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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3 --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 2d3a0113f0e8b781548a014794ff4c594483afc44f19a8c585ba3b3e554b1b3f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:06:58,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:06:58,162 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 05:06:58,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:06:58,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:06:58,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:06:58,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:06:58,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:06:58,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:06:58,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:06:58,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:06:58,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:06:58,208 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:06:58,208 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:06:58,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:06:58,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:06:58,210 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:06:58,210 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:06:58,211 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:06:58,211 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:06:58,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:06:58,211 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:06:58,211 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:06:58,212 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:06:58,212 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:06:58,212 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:06:58,212 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:06:58,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:06:58,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:06:58,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:06:58,212 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:06:58,212 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:06:58,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:06:58,213 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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2d3a0113f0e8b781548a014794ff4c594483afc44f19a8c585ba3b3e554b1b3f [2024-11-25 05:06:58,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:06:58,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:06:58,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:06:58,553 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:06:58,553 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:06:58,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c [2024-11-25 05:07:01,740 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/data/b68b9a73c/faadefa9054f47b6aa86fab9447bc44d/FLAG6b4fa1d79 [2024-11-25 05:07:02,037 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:07:02,038 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c [2024-11-25 05:07:02,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/data/b68b9a73c/faadefa9054f47b6aa86fab9447bc44d/FLAG6b4fa1d79 [2024-11-25 05:07:02,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/data/b68b9a73c/faadefa9054f47b6aa86fab9447bc44d [2024-11-25 05:07:02,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:07:02,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:07:02,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:07:02,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:07:02,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:07:02,365 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a28294b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02, skipping insertion in model container [2024-11-25 05:07:02,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,387 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:07:02,574 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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[1998,2011] [2024-11-25 05:07:02,580 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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[2392,2405] [2024-11-25 05:07:02,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:07:02,639 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:07:02,652 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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[1998,2011] [2024-11-25 05:07:02,655 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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[2392,2405] [2024-11-25 05:07:02,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:07:02,703 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:07:02,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02 WrapperNode [2024-11-25 05:07:02,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:07:02,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:07:02,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:07:02,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:07:02,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,723 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,741 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2024-11-25 05:07:02,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:07:02,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:07:02,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:07:02,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:07:02,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,760 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,772 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:07:02,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:07:02,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:07:02,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:07:02,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:02" (1/1) ... [2024-11-25 05:07:02,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:07:02,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:07:02,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:07:02,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:07:02,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:07:02,855 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 05:07:02,855 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 05:07:02,855 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-25 05:07:02,856 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-25 05:07:02,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:07:02,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:07:02,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:07:02,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 05:07:02,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 05:07:02,930 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:07:02,932 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:07:03,335 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-25 05:07:03,335 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:07:03,581 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:07:03,581 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 05:07:03,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:07:03 BoogieIcfgContainer [2024-11-25 05:07:03,582 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:07:03,583 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:07:03,583 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:07:03,594 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:07:03,595 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:07:03" (1/1) ... [2024-11-25 05:07:03,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:07:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:07:03,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-11-25 05:07:03,676 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-11-25 05:07:03,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:07:03,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:07:03,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:07:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:07:03,773 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:07:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:07:03,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:07:03,829 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:07:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:07:03,845 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 05:07:03,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:07:03 ImpRootNode [2024-11-25 05:07:03,868 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:07:03,870 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:07:03,870 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:07:03,870 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:07:03,871 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:07:03" (3/4) ... [2024-11-25 05:07:03,873 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 05:07:03,874 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:07:03,877 INFO L158 Benchmark]: Toolchain (without parser) took 1516.54ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 79.6MB in the end (delta: 12.7MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-11-25 05:07:03,878 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:07:03,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.76ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.9MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:07:03,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.93ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:07:03,881 INFO L158 Benchmark]: Boogie Preprocessor took 30.47ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:07:03,881 INFO L158 Benchmark]: RCFGBuilder took 809.77ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 90.3MB in the end (delta: -15.1MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-11-25 05:07:03,881 INFO L158 Benchmark]: CodeCheck took 285.28ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 79.6MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:07:03,884 INFO L158 Benchmark]: Witness Printer took 4.82ms. Allocated memory is still 117.4MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:07:03,885 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, 47 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: [L310] COND TRUE __VERIFIER_nondet_int() [L311] 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 0.38ms. Allocated memory is still 83.9MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.76ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.9MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.93ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.47ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 809.77ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 90.3MB in the end (delta: -15.1MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * CodeCheck took 285.28ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 79.6MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.82ms. Allocated memory is still 117.4MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 05:07:03,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3 --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 2d3a0113f0e8b781548a014794ff4c594483afc44f19a8c585ba3b3e554b1b3f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:07:06,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:07:06,567 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 05:07:06,619 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:07:06,620 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:07:06,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:07:06,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:07:06,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:07:06,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:07:06,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:07:06,622 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:07:06,622 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:07:06,622 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:07:06,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:07:06,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:07:06,623 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:07:06,624 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:07:06,624 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:07:06,624 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:07:06,624 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:07:06,625 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:07:06,625 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:07:06,625 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:07:06,625 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:07:06,625 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:07:06,625 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:07:06,625 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:07:06,625 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:07:06,626 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:07:06,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:07:06,626 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:07:06,626 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:07:06,626 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:07:06,626 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:07:06,627 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:07:06,627 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:07:06,627 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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2d3a0113f0e8b781548a014794ff4c594483afc44f19a8c585ba3b3e554b1b3f [2024-11-25 05:07:06,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:07:06,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:07:06,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:07:06,921 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:07:06,921 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:07:06,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c [2024-11-25 05:07:09,902 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/data/84739360c/e4576d4badb34997b4c1ff9b3f5b881c/FLAG41d84d3b8 [2024-11-25 05:07:10,233 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:07:10,233 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c [2024-11-25 05:07:10,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/data/84739360c/e4576d4badb34997b4c1ff9b3f5b881c/FLAG41d84d3b8 [2024-11-25 05:07:10,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/data/84739360c/e4576d4badb34997b4c1ff9b3f5b881c [2024-11-25 05:07:10,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:07:10,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:07:10,488 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:07:10,488 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:07:10,498 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:07:10,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:10,500 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b94ca37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10, skipping insertion in model container [2024-11-25 05:07:10,500 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:10,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:07:10,731 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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[1998,2011] [2024-11-25 05:07:10,737 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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[2392,2405] [2024-11-25 05:07:10,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:07:10,823 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:07:10,845 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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[1998,2011] [2024-11-25 05:07:10,846 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_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[2392,2405] [2024-11-25 05:07:10,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:07:10,921 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:07:10,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10 WrapperNode [2024-11-25 05:07:10,923 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:07:10,924 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:07:10,924 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:07:10,924 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:07:10,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:10,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:10,987 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-11-25 05:07:10,987 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:07:10,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:07:10,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:07:10,988 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:07:10,997 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:10,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:11,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:11,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:11,021 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:11,022 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:11,030 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:11,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:11,037 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:11,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:07:11,044 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:07:11,044 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:07:11,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:07:11,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:07:10" (1/1) ... [2024-11-25 05:07:11,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:07:11,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:07:11,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:07:11,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:07:11,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:07:11,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:07:11,123 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 05:07:11,123 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 05:07:11,123 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-25 05:07:11,123 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-25 05:07:11,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:07:11,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:07:11,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 05:07:11,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 05:07:11,223 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:07:11,225 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:07:21,876 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-25 05:07:21,877 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:07:21,940 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:07:21,940 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 05:07:21,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:07:21 BoogieIcfgContainer [2024-11-25 05:07:21,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:07:21,942 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:07:21,942 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:07:21,952 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:07:21,953 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:07:21" (1/1) ... [2024-11-25 05:07:21,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:07:22,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:07:22,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-11-25 05:07:22,021 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-11-25 05:07:22,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:07:22,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:07:22,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:07:22,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:07:22,031 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:07:22,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:16:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:16:32,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:16:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:16:42,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 05:16:42,545 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) [2024-11-25 05:16:42,550 INFO L158 Benchmark]: Toolchain (without parser) took 572063.81ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 68.5MB in the end (delta: 48.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-25 05:16:42,553 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:16:42,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.78ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 102.3MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:16:42,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.58ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 100.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:16:42,554 INFO L158 Benchmark]: Boogie Preprocessor took 52.19ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 99.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:16:42,554 INFO L158 Benchmark]: RCFGBuilder took 10897.04ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 77.7MB in the end (delta: 21.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 05:16:42,555 INFO L158 Benchmark]: CodeCheck took 560606.98ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 68.5MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:16:42,560 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 0.35ms. Allocated memory is still 117.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.78ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 102.3MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.58ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 100.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.19ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 99.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10897.04ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 77.7MB in the end (delta: 21.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 560606.98ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 68.5MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:16:42,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dcf7934-62fc-46b5-8a45-1952c2bfd9e9/bin/ukojak-verify-ENZ3QT5qd3/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